ial-F low Combines
Table of Conten ts
1 GENERAL
SECTION NO.
Specifications . . . . . . . . . . . . .. . . ........ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . .. 1 002
Engine Specifications - 0 466 .. . .... .. ... . ... ....... . . ... .... .... . . .. . . . . . ... . ... . .... ...... ... . . .. 1 02 0
Engine Spec if ications - 0 358 . . .. ... . ............ . ... . .. . ... . . .. .......... .. . ..... .. ... . . .. . . .. . ... 122 0
2 ENGINES - 0358 and 0466 Navistar (International)
Engine Troubleshooti ng . . . .. . ....... . .. .. ... . ..... . . ... . . .. . . .. . ..... . . . . . ... .. . . . . . . . . . ..... .. . . . . .. 2010
Engine Tune-Up - 0 466 .. . ... . . . .. .. ... .. .. .. ....... . . . .. . . . . .. . . .. .. ... .. . .. . .. ... . . . . . ....... . . .... 2015
Engine Tune-Up - 0 358 . ..... ... . .. ....... . .. . ...... . ........ . ... .... . .. . ... .... ... . . . . . . .. . .. . . . ... . 2016
Engine Removal and I nstal lation . . . . . . .. . ... ... ..... . . . . . . . . ... . . .. . . . . . . . . . .... . .. . . . . . . .. . . . . . 2020
Cylinder Head and Valve Train .. . . . .. .. . . .. .. . . . ... . . .... . . . . . . . . . .. . ... . .. . . . . . . . . . . .. ..... . . . . . 2 030
Cylinder Block . . . ..... .............. . . .... . . . . ... . .. . . .. . ... . .... . ... . ...... . . . . ..... . .. .. . . . . ...... . . . .. . . 2 040
Lubrication System . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . .. . . ... . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . ... 2 060
Cooling System . . . . .. . . . .... . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . .. . . . . . . . . . . . . . . . . . . . . 2 070
Air induct ion a nd Exhaust System . . . . . . . . . . . . . . . . . . .. . . . . . . . . .. . . . . . .. . . . . . . . . . . . . .. . . . . . . . . . . . 2 090
Turbocharger - T04B .. .. .. .......... .. ... . ......... . .. . ... . . . ........ ... . . .. . ... ... . . .. . ..... . ... .. . . . . 22 65
Turbocharger Failure Analysis - All Engi nes .. . .. . ... . .. . . . . . . . .. . . . . . . .. . .. . . ... . ... . . . .. . 2 565
6-590 Case
Engine Specif ications - 6-590 .... . ..... .. .. . .. . . .. .. .. ....... .. . . .. .. .. . . . .... . ......... . . . .. . 2 401
Cylinder Head and Valve Train . . .. . . .. ... . .... .. . . .. ... .. .. . . . . . . .. .. . .. . . .. . . . . ...... . ...... 2415
Cylinder B lock . .. . . . . .... ... . . .. .. . .... . .... ..... . . .. ... . . .. .. ... .. . . .. . .. . .. . . . .... . . . . .. . . . . . . ... .. . . 2425
Lubricat ion System ......... . .. . . . .. . . . . ... .. .... . .. . . . . .. .. . . ... .. . .. .... .. .. . . . . .. . .... .. ... . . . . . . . 2 445
After Cooler . . .. . . . . . .. . .. .. ... .. . ... ..... . ... . . ... . . . .... . ... .. . . ... . . . .. . . ... .. . ... . .. . ... .. . ... . .. . . .. 2 545
Co oling System . . . . . . . . .. ... . . .. . .. .... . ... .. . .. . . . .... . . .. . . . . . . .. . . . . ... .. . . . . . . ... ... . . . . .. ... . . . .. 2 455
Turbocharger . .. . . . . . . .... .. .......... ... . . . . . . . . . . .. . . . ..... .. ... . .. . . .. ... . .. . . ... . .... . . ... .. . . .. ... . 2 465
6-830 Case
Specif ication Deta ils -6-830 .. . ..... .. . . . . . .. . . ... . ... . ........ . .... .. .... .. . . . . . ... .. ..... .. . . 2 403
Cylinder Head and Valve Train . ... . .. . . . . . . . . .... . .. ....... ... .. . . . . . ... ....... . . . . . .. .. .. . .. 2415
Cylinder B lock . . .... . .. . . . . . . . ...... . . .. . ... . .. . . . ... .... ... . . . . .... ... .... . .. . ... . . . .. . . . . .. . . . . . ... . 2 425
Lubrication System .... . ... . . . . ..... .. . . . . . ... .. ... . . . . ...... . .... . . . . . .. .. .. . ... . . . . ......... . .. .. . . 2 445
Cooling System . .. .. . . . . . ... . . . ... .. ... .. .. . . .. . .. ...... . . . . . . . .. . . .... . . .. . . . ..... . . . .. . .. . . . . ... . . . . 2 455
Turbocharger .... . . . .. . . . . . .. . . . . . . . . ... . . .. . ... . .. . . .. . . .. .. . . . . .... .. ..... . . . . . . . . . .. . .. .. .. .. .. .. .. . . 2 465
3 FUEL SYSTEM - 0358 and 0466 Navistar Eng ines
Fuel System and Filters . .... . ... . . . ... .. .. .. . . ... ...... . ... ... . .. . . .. . . ... . . . . .. ... . .... . . . .. . .. . .. . . 301 0
Fuel Injectio n Pump - Robert Bosch Type MW . .. . . . . .. . . ... . . ... .... . . . . . .. . . . ... . .. . .. 3020
Fuel Injection Pump - United Technologies . . . .. . .. . . ... .... . . . ... . . . . . . . ... . ... . .. ... . . . .. 3021
Fuel Injectio n Pump - Robert Bosch Type VE . . . .. .. .. ... .. . .. . . . ... . . . . . . . .. . .... ... ... . 3022
Fuel I njectors . .. . . . . . ..... . .. .. . .. ... .. .... . .. ...... . ....... . .... .. .. . . . . .. ... . .... .. .. . . . . ... .. . .... .... . . . 3030
6-590 Case Engine
Fuel System and Filters . . . .. . . . ... . . . . .. .. .. . . . ... . .... .. . .. . ...... .. . . . . ... ... .. . . . .... . . .. .. . . . 341 0
Fuel Injectio n Pump - CAV .... . ... .. .. ... . .. . .. .. . . ... . . ... .... . . . ....... . .... . . . . . .. . . . .. . . . 341 1
Fuel Injectio n Pump - Bosch .. . . . ... . .... . .... . .... . .. ... . ... .. .... .. .. . . ... .. .. . .... ... .. . .. . . 3412
Fuel Injectors ... . . . . . . .. . .. . . .. .. .. . ..... . ... . ...... . . . .. .. . .. . . .. .... . . .. .. .. . .. . . ..... .. . .. . .. .. ... ... 3413
6-830 Case Engine
Fuel System and Filters . . . . .. ..... . ... . .... . . . ............. . .. . . . .. .. .. .. . . . .. ... . .. . . . .... . .. . . . 341 0
Fuel Injection Pump . . .. . .. . . . . . .......... . ... . .. . ..... . . . .. .. ........ . ........ . ... . ..... . . . . . . . . . .. 3412
Fuel Injectors ........... . . . . . . . . . . . .. . . ...... . ........ . ... . .. . . . .. . . . . . . . . . . . . . ... ... . . . ... . .. .... . . . .. . 341 3
Don 8-29206
CASE CORPORATION
FORM NO.
7-3 350 0
8-62491
8-28600
8-62231
8-27421
8-27650
8-27690
8-2718 1
8-2721 1
8-2 71 9 1
8-2 7 231
8-27660
8-2 01 9 0
9-78235
8-2 60 63
8-2 60 73
8-2 6084
8-2 60 93
8-2 6120
8-26103
8-2 6110
8-2 8423
8-2 8432
8-2844 2
8-28452
8-28462
8-28470
8-27241
8-27251
8-2 7 73 0
8-277 60
8-2 7 261
8-26131
8-97711
8-2 61 42
8-2 6152
8-28480
8-28492
8-28501
Printed in England
April1993
I Reprinted I
4 ELECTRI CAL
Wir ing Schematics and Troubleshooting-
SECTION NO.
Combines with CDC (Case) Engines ......... . .. . .... . .... . .. . . . . ... . . .. . . . . . . . . ... ... . . . . 4002
Wir ing Schematics and Troubleshooting-
1 67 0 Combine with CDC (Case) Engines .. . . . ... . . . . . . . ............. . . . . ....... .. ... . . 4003
Wiring Schematics and Troubleshooting-
Combines with Navistar Engi nes . . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . . . .. . . .. .. . . . . 4004
Wiring Schematics and Troubleshooting-
1 67 0 Combine with Navistar Engine .. .. .. .. .. .. . . .. .... .... .. .. .. .. .. .. .... .. .. .. .. .. .. .. . 4005
Starting Motor . .. .. . . . ...... . ..... ... . .. . . .. . .... .. .......... . . . . . .... . . . . . . . .. . . . . . ... . ............ .. .. . . 4040
Alternator System .. ... . . . .. · .. ... . . . ... . ... . . ................ .. . . . . .... . . .. . . ....... . .. .. . . . . .... .. ..... . . 4060
Neutral Start Switch and Correct Starting
Procedu re Using Aux il iary Batteries ..... .... . . . . . . . ....... . . ....... .. . ... . . . . . . . ...... . . . .. 4070
Feeder Reverser Motor . . .. .. . . .. .. .. .. .. .. .... .... .. .. .. .... . . . .. .. .. .. .. .. . . . .. .. .. . . . .. .. .. .. . . . . .. 4080
Battery Seicing and Testing . .. . . . .. ... . .. .. . .... . . . .... . .. . ............ .. .. . .... . .. . . . .. . .. . . . . . 4235
5 STEERING
Testing Steering System ... . . .. . . . . .. . . . . . . . ...... . . ..... .. . . . .. . . .. . ... . .............. . . . . . . .... .... 5010
Steering Column and Hand Pump .... . .... . . ..... . . .. .. . ... . .. . . . .. .. . . ........... . .. . . . . ..... . 5020
Steering Hand Pump, Attenu ator and Reseoir- P.I .N. and after ............... 5020
Steering Cylinders . ... .. .. .. . . . . . .. .. . . . . . . . . . . . . . . .... .... . . . . . . . . . . . .. . . . . . .. . . . .. . . . . . . . . . . . . . . . . . . . . . 5030
Steering Axles (Except Power Guide Axle) ...... . .. .. . .. . ... . .. . . . . . .. .. . . . . . . ... . ......... 5040
Testing the Power Guide Axle .... . .. . . . . .. ... . .. . .. . .. . ... . . .. . ...... . ... . . ... ... .. . . . . . . . . . . ..... 5050
Power Guide le Motor and Planetaries . . . . . . . . .. . . . . .. .. .. . .. . . .. .. .. .. .. ...... .. .. .. .. . . 5051
Power Guide Selecto r Valve .. . . . . . . . . .. . .... . ... . . . .. .. . ... . .. . . . .. . .... . . . ... . . ... . . .. ....... . .. . . 5052
6 POWER TRAIN
Troubleshooting Hydrostatic Drive System . . ....... . ..... . .. . ..... . ... . . ... . . .. ... .. .... . . . 6005
Testing Hydrostatic Drive System . . .. . . .... . .. . .. .. .. . .. . . . . .. . . . ... .. ... . ...... . .. . ... . ...... . . 6012
Foot-N -Inch Valve . . ... ... . . . . . .. . .. . . . . . . . . . ... . . . . . . . . ... . .. .... . ........ . . .. .. . ....... . .. . . . . .... . .. . . . 601 5
Hydrostatic Dr ive Pump Removal and Installation-
1660 and 1 680 Combines . . . . . . . . . . . ... . ..... . ....... . .. . . . . . . . ..... . ... . .. . .. ... . ...... . ... .. . . 6017
Hydrostatic D rive Pump . . . . . . .. .. . . .... .. .. ... .. . . . . .. .. .. . . . .. .. .. .. .. .. .. .. .. .. .. .. .. . . . . .. .. . . . . .. 6020
Hydrostatic Dr ive Motor- Single Speed- Prior to P.I .N . ............... . .... . ..... . . 6030
Hydrostatic Drive Motor- Single Speed - P.I . N. and After .......... . .... . .. . ..... . 6030
Hydrostatic D rive Motor- Two Speed . . . .. . . ..... . .. . . .. . ... . . . . . .. . ...... . .. . ... . . . .... . .... 6031
Transmission and Hyd rostatic Motor Removal and Installation .. . . ... . . . ... . ... 6035
Transmiss ion Seice- 1 660 and 1 680 Combines . . . .. . . . . . . . . . .......... . .. . ..... .. . 6040
Transmission Seice-1 62 0 and 1 640 Combines ..... . .. ... . . .. .. .... . . . .. ...... . ... 6041
Final Dr ives- 1 660 and 1 680 Combines . . . . ...... . . . . . ...... . ... . .. . . . .. . . . . . . . . . ... . .. . ... 6060
Final Drives- 1 62 0 and 1 640 Combines . . . ....... . ........ . ..... . . .. . . . . .. . ..... . . . . .. . .... 6061
PTO Removal and I nstallation (with Navistar E ngine) . ...... . . . . ... . .. . . . . . .. ... . . ... 6065
PTO Removal and I nstall ation (with NCE Engine) ... . . . . . .. .... . . . ........... . .. . . . .. .. 6065
PTO Service- 1 62 0 , 1 640 and 1 660 Combines . . .. . ...... . .... .. . . . .... . .............. 6070
PTO Seice- 1 68 0 and 1 68 8 Combines . .. .. . . . .. . .. . .................. . ... . . .. . . . ........ 6071
7 BRAKES
Brake Pedals an d Parking Brake .. . . . . . .... .. .. .... .. .. .. .. .. .. .. .. .. . . .. .. .. . . . . . . .. .. .. .. . . . . . 7 01 0
Brake Master Cylinders .. .. . . . . .... .. .. .. . . . ... .. . . . .. .... .. . . . .... .. .. . . .. . . .. .. .. .. .. .. . .... .. .. .. . . 7020
Brake Assemblies -1 660 and 1 680 Combines .. . . . .. .. .... .. .. .. .. . . . . .. .. .. .. .. .. .. .. . 7 030
Brake Assemblies- 1620 and 1 640 Combines ... . . . . . . ........ . ....... . . . ....... . ...... 7 031
Don 8-29206
FORM NO.
8-95950
8-96420
8-27 851
8- 96440
8-62530
8-62170
8-27670
8-29250
8-2 02 91
8-29070
8-62430
7- 38401
8-27580
8-27560
8-29270
8-29280
8-29290
8-29300
8-29310
8-27 681
8-29321
8-62461
8-29340
7- 34840
8-27910
8-277 91
8-27800
8-29350
8-28411
8-2 9361
8-29670
7-37670
8-29370
8-2 9381
8-27920
8-62241
8-27840
8-28680
Issued 4-93 Printed in England
8 HYDRAULICS
SECTION NO.
Troubleshooting Hydraulic System - Prior to P.I.N . .................................... 8005
Hydraulic System Schematic and Testing - Prior to P.I.N . ......................... 801 0
Hydraulic Schematics and Troubleshooti ng - P.I.N. and After .................. 801 1
Hydraulic Tubes, Hoses and Fittings - P.I.N. and After ................................ 8020
Hydraulic Pump ........................................................................................... 8025
Auxiliary Hydraulic Pump - P.I.N. and After ................................................ 8025
Hydraulic Control Valves ............................................................................. 8030
Hydraulic Control Valves - P.I.N. and After ................................................. 8030
Feeder Clutch Valves . . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . .. .. .. .. .. .. 8040
Separator Clutch Valves .............................................................................. 8050
Separator Drive Test and Troubleshooting Procedure (1 680 On ly) .............. 8051
Hydraulic Cyl inders ..................................................................................... 8060
Reel Drive Control valve .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 8070
Reel Drive Pump ......................................................................................... 8073
Reel Drive Motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8075
Accumulator ................................................................................................ 8080
9 CHASSIS
Air Condit ioner Compressor - Sanden SD508HD ...................................... 9000
Air Condit ioner Troubleshoot ing ................................................................. 9001
Air Conditioner System Gauge Testi ng ...................................................... 9002
Air Cond itioner System Seice . . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . 9003
Air Cond itioner Components Service - Sanden Compressor System ....... 9004
Air Cond itioner Compressor R & I - Navistar Engine ................................. 9030
Air Conditio ner Components Service .......................................................... 9040
Servic ing the Cab Blower .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . .. .. .. .. .. .. 9050
Separator Drive Jackshaft ........................................................................... 91 01
Rotor Drive . . . . . . . .. . . . . .. . . . . . . . . . . . . . . .. .. . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . .. . . . . .. .. . . . . . . . . . . .. . . . . . . . . . . . . .. 91 02
Rotor Gearbox ............................................................................................. 91 03
Rotor ............................................................................................................ 9104
Feeder and Cleaning Fan ........................................................................... 91 05
Rock Trap .................................................................................................... 9106
Cleani ng Fa n Drive ...................................................................................... 91 07
Cleaning Fan ............................................................................................... 91 08
Elevator Drive Jackshaft .............................................................................. 91 09
Inclined Delive Auger ................................................................................ 91 10
Discharge Beater ......................................................................................... 91 1 1
Unloader Drive ............................................................................................. 91 12
Straw Spreader Drive .................................................................................. 9113
Header Auger Drive . . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . . . . . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . . . .. 91 14
Header Cutter Bar Drive .............................................................................. 91 15
1 000 Series Corn Head ...................... . ........................................................ 91 16
Unloader Auger System .............................................................................. 91 17
Field Tracker ................................................................................................... 9120
Cross Flow Fan .............................................................................................. 9121
Don 8-29206
FORM NO.
8-2940 0
8-27600
8- 98580
7-3839 0
8-29411
7-38370
8-29421
7-38380
8-2943 0
8 -2789 0
7 -3849 0
8-276 20
8-29441
8-29451
8-29460
8-29470
7 -35 200
7-35210
7-37680
7-34860
7-34890
8-62331
8-6232 0
8 -623 00
8-2775 0
8- 28 00 0
8- 28010
8-29480
8-2949 0
8-29500
8-2772 0
8-2 83 60
8-27810
8-2951 0
8-29520
8- 2859 0
8-29020
8- 2953 0
8- 2954 0
8-29550
8- 91480
7-38450
7-3879 0
Issued 4·93 Printed in England
Section
1002
SPECIFICATIONS
CASE CORPOTiON
Don 7-33500
nntea 1n ng1ana
June 1 992
1002-2
TABLE OF CONTENTS
GENERAL SPECIFICAT IONS
Capacities . ... . .. . ............................................. ..................................... .................... ............ ...... ...............................
Electrical Specifications . ......... .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Steering Specifications . . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Transmission Specifications . .. . .......... . ...... . ....... . .... . ...... . .... . ................ . ...... . . ......................... . . . ................ . .... .......... 5
Brake Specifications . . . ......................................................................................... . .................................................. 6
Hydraulic Specifications . ............................................................................................................... ......................... 7
Air Conditioner Specifications . ............................ . .................... ....................... ................. ............................ . ..... . ... 8
Chassis
.
Specifi cations . . ................................................ .......... . . . ...................................... ...................................... 9
SPECIAL TORQUES .................................................................................................................................................. 12
Don 7-33500 Issued 6-92 Printed in England
GENERAL SPECIFICATIONS
�apacities 1640
Engine Oil (With Filter Change) .... . . . ... . ... . . . . . ..... .. .. . . . ............ . . . . . . . ........... . .. . 15 Litres
Engine Oil (Without Filter Change) ..... . ... . ... . ................ ........ . .... . ...... . ..... . 14.3 Litres
Cooling System ... . . . . ...... . ....... . .. . .... . . ............ . ......... . . .. .... . ..... . . . .... . ...... . . . ... 34.1 Litres
Transmission ....... . .. . ...... . ...... . ....... . .. . .. . . ............. . .. . .......... . .... . ..... . ...... . ... . ... 8.5 Litres
Final Drive (Each Side) .. .. ........ . ......... . ... ....... . . . ..... . . . ........ ........... . . ........ . ... 5.2 Litres
Hydraulic Reseoir . .. ................ . .. . ............ . ... . ............. .. ....... . ... . .. . .... . .. . .. . .. 30.3 Litres
Lower Unloader Gear Case ..... . . .. . .. . . . . .. . .. ...... . .. . ... . ...... .... . ........ . ...... . . ..... 0.83 Litres
PTO Housing ....... . .. . .... . ........ . ... . . . . . .. . .. . ...... .. ..... . ... . . . ... . .............. . ...... . .... . . 13.2 Litres
Feeder and Cleani ng Fan Gear Case ......... . . . .......... . . . . . ...... . .... . ....... . . . . . . . . 2.6 Litres
Rotor Gear Case ........ . ......... . ... . ...... . .. . .. .. .......... . ..... . .. . .............. . .. . ............ 3.8 Litres
Straw Chopper ... . ... . . .. . . .. ....... .. . . ... . .. . .. . ... . . ...... . ........... . . .... . .. . . . ... . .... .. . . . . .... . 3.1 Litres
Fuel Tank Capacity . ... ... ... . ... . .... . ........ . ..... . ... . . . .... . ....... . ........ .. ... . ............ . . 350 Litres
Capacities 1660
Engine Oil (With Filter Change) ... .. . ... . . . . ....... . . . . .. .. ....... . ......... . .. . ... . . . .. .. .. . . .. 21 Litres
Engine Oil (Withou t Filter Change) . ... . ........ ... . ..... . ... .. ... . ...... . .... . . . .. ... . . .... . .. 19 Litres
Cooling System ... . . . . . . . . . . . . ..... . . .. ..... . .. .. . . . . ............... . .. . . . .............. . ..... . . ... .. . 37.8 Litres
Transmission . .... . . .. . . . . ... . . . . . . . . . . .. .... . ..... . ............. . ....... . ................ . . ... . .. ..... . 18.9 Litres
Final Drive (Each S1de) .. . . . . . . . . .. ...... . ... . ... . ....... . . . ...................... . . . ..... . . ... . . . 12.3 Litres
Hydraulic Reseoir (m and Grain) . .. .... . .. . . . ... . ................. . ... .. ... . .. . .... . . 30.3 Litres
Hydraulic Reseoir (R1ce Combines) . . . ...... . ... .. ... . .. . ........... .. .... ... ..... .. ... . ...... 38 Litres
Lower Unloader Gear Ca .................................................................... 0.83 Litres
PTO Housing ... . .. . . . ... . . . . . . . . . . . . . . .... .. ... . . . ........ . . ..... .. .... . ....... . ...... . ..... . . . .. . . . 13.2 Litres
:eeder and Clean1ng Fan Gear Case . . ... ... ... . ... .. . . . ... . .. .. ..... .. ... . .. . .. . ... . . . ... 2.6 Litres
Rotor Gear Case .. . . .......................................................................... 3.8 Litres
Straw Chopper . . . . . . ............................................................................. 3.1 Litres
Fuel Tank Capaci .. . . .. . . . . . . . . .. .. . .. . . .. . . . . .. . .... .. ....... . ... . .. . ...... . .............. . .. . . 350 Litres
Capacities 1680
Engine Oil (With Filter Change) ................................................................. 21 Litres
Engine Oil (Without Fil ter Change) . .. .. . . ... . ..... . ... . ................. . .... . ..... .. .. . . . .. .. 19 Litres
Cooling System .. . . . . . . . . . . .. . .. . . . . ... . . . . .. . ..... . ......... . ... . . ...... . ..... .. . .. .... . . .. . . .. . . ... . 37.8 Litres
Transmission . .. . .. . . . . . . . . . . .. . .. . ...... ... . .. . ..... . ....... . . . .... . .. . ... . ........ .. ...... . . .. .. .. . .. . 18.9 Litres
Final Drive (Each Side) . . . . . . . . .... ...... . ... . . . . . . . . .... . .......... . . ........ . . .... . . . . ...... . ... 12.3 Litres
Hydraulic Reseo ir (Corn and Grain) . . . ..... . . .. . .... . ............... . ..... . .. . .. . ....... 30.3 Litres
Hydraulic Reseoir (Rice Combines) . . . ......... . ........... . ......... . ............. . ... . ... 38 Litres
Lower Unloader Gear Case ... . ....... . ..... . . .. . . . ... ... .... . . ... . .. . . ... . .... . .. .. . . ... . . . . .. 0.83 Litres
PTO Housing . ...... . . . . . .. .. . .. . .. . . . ... . ..... .. .................. . .. ... .. . .. . .. . ........... . ...... . ... 13.2 Litres
Feeder and Cleani ng Fan Gear Case . . . . . . . . ... . .. . . ... . . . . . . . . ... . ... .. . .... . .. . ... . .. . .. 2.6 Litres
Rotor Gear Case .. ... . .. .. . .... . . .. . . . ...... . ......... . . . .. . .. .. ........ . ... . ..... . .............. . . . . . . 3.8 Litres
Straw Chopper . .. .. . .. . . . . .. . . . . .... . .. ... . . . . ... . . . . . . . .... . .. . . . . . . . .... ........ .. ............ . . . . . .. . 3.1 Litres
Fuel Tank Capacity . . .. . . . . ... . .. .. . . .. . ... . .. . .. . ... . ....... . . . ... . . ..... . . . .... . . . ..... . ........... 466 Litres
Don 7-33500
1002-3
3.96 U.S Gal
3.78 U.S Gal
9.0 U.S. Gal
2.2 U.S. Gal
1.37 U.S. Gal
8.0 U.S. Gal
0.9 U.S. Quarts
3.48 U.S. Gal
2.7 U.S. Quarts
4.0 U.S. Quarts
3.28 U.S. Quarts
92.4 U.S. Gal
5.5 U.S. Gal
5.0 U.S. Gal
9.98 U.S. Gal
4.99 U.S. Gal
3.25 U.S. Gal
8.0 U.S. Gal
10 U.S. Gal
0.9 U.S. Quarts
3.48 U.S. Gal
2.7 U.S. Quarts
4.0 U.S. Quarts
3.28 U.S. Quarts
92.4 U.S. Gal
5.5 U.S. Gal
5.0 U.S. Gal
9.98 U.S. Gal
4.99 U.S. Gal
3.25 U.S. Gal
8.0 U.S. Gal
10 U.S. Gal
0.9 U.S. Quarts
3.48 U.S. Gal
2.7 U.S. Quarts
4.0 U.S. Quas
3.28 U.S. Quas
123 U.S. Gal
Issued 6-92 Printed in England
1002-4
Electrical Specifications
Type of System .................................................................................................................... 12 Volt, Negative Ground
Batteries
Number of Batteries Requ ired . .............................................................................................................................. 2
Voltage of Battery . ......................................................................................................................................... 12 Volt
Starter Motor (fitted to the Navistar Engine)
System Voltage ........................... , ...................................................................................... 12 Volt, Inte
r
nal Ground
Rated Volts ...................... ... ....................................................... .... ........................................ ....... ........................ 10
Minimum AMPS .................................................................................................................................................. 140·
Mimu m AMPS .......... .............. .......................... ....................................................... ........................................ 175
Minimum RPM ........... . ........................ ............................................................................................................. 6,600
Mimu m RPM ................................................................................................................................................ 8,200
Rotation ........................................................................... To Be Counterclocise as Viewed from the Drive End
Hold-In Winding Resistance ....................................... ............................. ... . ................... 16 to 20 Amps at 10 Volts
Pull-In Wind ing Resistance ................... .... ....................................................... ................. 24 to 29 Amps at 5 Volts
Pinion Clearance .................................................................. 0.254 to 1.778 mm 0.010 to 0.070 inch
Starter Motor (fitted to the N.C.E. Engine)
Rated Voltage ........... ............................... ...... ........................................... .... .................................................. 12 Volts
Output. .......... ....................... ......................................................................... 5.3 hp 4.0
Time Rating ......... ..................................................................................................................................... 30 seconds
Direction of Rotation ........................................................................................................ Clocise from pinion end
Alternator (fitted to the Navistar Eng ine)
Manufacturer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Motorola
Output ....................... ............................................. .......................... .................................... 89 Amps at 5000 RPM
Resistance of Rotor Winding ..................................... .................... ................................................ 2.3 to 2.4 Ohms
Alternator (fitted to the N.C.E. Engine)
Manufacturer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Robert Bosch
Output . .............. ..................................................................................................................... 14 Volts at 110 Amps
Resistance of Rotor Wind ing ...................................................... ..... ......................................... 2.60 ± 0.26 Ohms
Resistance of Stator Winding ............................................. ................ .................................... 0.053 to 0.058 Ohms
Mimimu m Brush Length ....................................................................... .. ....... 5 mm 0.2 inch
Steering Specifications
Rear Axle
Toe-In for 406 mm (16 inch) Wheels ................. ........................... 7.6 to 10 mm
Toe-In for 610 m m (24 inch) Wheels ............................................. 11 to 15 mm
Steering Hand Pump
19/64 to 13/32 inch
13/33 to 19/32 inch
Type ............................................................................................................................................................. Danfoss
Rated Flow (1640, 1660) ............................................................. 12.5 Utres/min 3.3. U.S. gpm
Rated Flow (1680) .......................................................................... 16 Litres/m in 4.2 U.S. gpm
Rated Flow (1640, 1660 and 1680 German Models) ................... 12.5 Utres/min 3.3 U.S. gpm
Rotor - Stator Wear Limit ............................................................ ........ 0.178 mm 0.007 inch
Don 7-33500 Issued 6-92 Printed in England
Transmission Specifications
·ot-N-Inch Valve
Relief Pressure of the Foot-N-Inch Valve
with the Foot-N
�
Inch Pedal Down . ........ . ........ . ... . .. . . . .. . ... . ..... .. .. . . 4.14 bar M
1 640, 1 660 and 1 680 Corn and Grain
Relief Pressu re (Foot-N-Inch valve setting)
with the Foot-N -Inch pedal up . .. . .. .... . .. . .. .. ... . ... . .. . ...... .. .. . .. .. .. . ... 372 to 386 bar
1 660 and 1680 Rice Comb ines
Relief Pressure (Foot-N-Inch valve seing)
with Foot-N-Inch pedal up . ... . . .. .. . ..... . .. . . . . .. . .... . ..... . ... .. .. . ... ..... .. . 407 to 421 bar
Foot-N-Inch valve setting . . .. . . . . . . ....... . .. .. .. . ... . ..... . . . ...... .. ..... . .. . ... . 441 to 455 bar
Foot-N-Inch Valve Spring Specifications (Corn and Grain)
1 002-5
60 psi M
5400 to 5600 psi
5900 to 61 00 psi
6400 to 6600 psi
Free Length . . .. . ... . . ... ... ... . . . .. .. . . . . .. . ... . ... . . . . . .. . . . ... . . . . . ....... . .. . .. . .......... .. 35.74 mm 1 .407 inch
Wire Diameter ... . .. . .. ... ..... . ... ... . . .. . .. . . . .. .. .. . . .. . .. .. . ... . . .... . .. . .. . . .... .. . .. .. .. .. . 1 .83 mm 0.072 inch
Outside Diameter . .. .. .. . . ... . . . .. .. ... . .. ... . . . . .. . .. . .. .. .. . . ... . . . . . . . . .. .. . .... . . .. .. . .. 1 1.84 mm 0.468 inch
Inside Diameter . . .. . . .... .......... . . .. ... .......... .. .. . .. .. . . ...... ... .. .. .. .. . .... ... . .. . . . . 8.23 mm 0.324 inch
Total Number of Coi ls ... . . . .... .. . . .. .. . .. .. .... . .. . .. .. ... . .. . ... . ... . . ... .. ...... . . . .. . ... ..... . . ...... .... . . .. .. . . . . . .. . . . . ... . ..... .. ... . .. . ... . ..... . . 10
Compression Strength .. .. .. . .. . . . ..... .. ...... . . .. . .... . .. . .. . ... . .. .. .. . 22.86 mm at 1 74 N 0.89 inch at 39 lbf
Foot-N-Inch Valve Spring S pecificat ions (R ice Combines)
Free Length . . .. . . . . .. ...... . .. ......... . .. ... . . ..... . .. .. .. . . ... . .. .. .. .. .. .. .. . .. . . . ... . . .. ... 31 .40 mm 1 .236 inch
Wire Diameter ... . ... . .. ...... ... .. ...... ... ... .. .. . ... .. . .. .. . . ... . .... . ...... . . ........ ... .... . 2.03 mm 0.080 inch
Outside Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 .13 mm 0.468 inch
Inside Diameter .. . .. .. ..... .. ..... . . . . . .......... . . .. .. . ..... . ... . .... . .. . . .. . . . . ... .. .... .. .. . 7.82 mm 0.308 inch
Total
N
umber of Coils .. .. ... .... .... . . . .. . . .. .. . ...... . . ....... . . . . .. ... . . .. . .. . ... .. .. .. . .. .. .. . . . . . .. ... . . .. . .... . .. . .. .. .. . ... . .. .... .. .. . . . . .. .. . .. . 10.5
Compression Strength . . . .. .. .. .. .. . . .. .... ... . . .. ... .. . . ... . . .... . . . . ... . 22.86 mm at 1 74 N 0.9 inch at 39 lbf
ydrostatic Drive Pump
Hydrostatic Pump Shaft to PTO Pul ley Sp line Backl ash . . . ... .......... . . . . 0. 094 mm
Hydrostatic Pump Displacement at 2500 rpm (1640) ... . .. 1 73 to 1 77 Utres/min
Hydrostatic Pump displ acement at 2500 rpm
(1660 and 1680 Corn and Grai n) . .. ............ . . . . . ............ . . 200 to 21 8 Litres/min
Hydrostatic Pump dis placement at 2500 rpm
(1 680 Rice ) . . .. . .. . .... ..... .. . . . .. ..... . .. .. ........... . .... .. .. . . . ....... . .. 235 to 257 Litres/min
Hydrostatic Drive Motor (Single Speed)
Clearance Between Slipper Retainer and Hold Down Plate .. . ... . ... . ... . . 0.20 mm
Pump Shaft End Play . .. .... ... ... .. ..... . .. ... . .... . .. .. .. . . ... . .. ...... .. .. . . ... . . 0.05 to 0.1 8 mm
Hydrostatic Drive Motor (2 Speed)
Low Pressure Relief Valve Setting . .. .. . ... . . . .. . . ....... .... . . ..... . .. . ... . . .. .. .. . .. ... . .. . . 11 bar
Motor Displacement (Per Revolution) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88.5 cm3
Pump Shaft End Play ... .. . . .. . .... .. ..... . . . . . ........ . .. .. .... . ... . .... . .. . .. .. .. . 0. 05 to 0.1 8 mm
Swashplate Breakaway Force .. ...... . ......... . ........ . .. . . . .. . ... . .. .. . .... ... . 8.9 to 22.4 Nm
Transmission (1 640)
Pinion Shaft End Play . . . . . . ... . .. .... ........... . ......... . .. . ..... . .. .. . . ... . . .. ..... 0.05 to 0.2 mm
Differential Bearing Pre-Load . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 N
Transmiss ion (1660 and 1 680)
Pinion Shaft End Play ..... . . ... . ... .... . ..... . . .. .. . . . .. .. .... .. . .. . .... .. .. .. . .. ..... 0.05 to 0.2 mm
Spool Gear End P lay . .. .. . . . .. .. ... . . .. . . ... ..... .. . . .. .. . ... . . .... .... . .. . . .. . ... .. . ...... . . 1 .5 mm m
Change Gear E nd Play .. ... . . .. . .. . .. . . ... ... . ... . .. . . . ... .. . .. . . . .. .. .. . ... . .. .. . . ... . 0.05 to 0.2 mm
hitter Rail Detent Springs
0. 004 inch
38 to 39 U.S. gpm
52 to 57 U.S. gpm
62 to 68 U.S. gpm
0.008 inch
0.002 to 0.007 inch
160 psi
5.4 in3
0.002 to 0. 007 inch
2 to Slbf
0.002 to 0.008 inch
7 1bf
0. 002 to 0. 008 inch
0.591 inch m
0. 002 to 0.008 inch
Free Length ... . .. . . . . . ... . . . .. .. ... . . . . .. ... . . .. .. .. ... . . .. .. ... . .. . ... . .. .. .. . . . . . ... . .. .. .. . .. . ... . .. .. .. . 44 mm 1. 7 inch
Number of coils .. . .. . . .... .. . ... . .. .. . . . . . . . ....... . ...... . .... . . . ... . ....... .. .. . .. . . ..... . ... . .......... . ... . .. . .. . . . ....... . ...... . .. . .............. . .. . ...... . .. .. 12
Outside Diameter . .... . .. .. ..... .. ..... . ... . .. . . . .. .. .. .. ... . .. . .... . . ... . . ... . .. . ... ... ... . . . . .. . . . .. 1 2.5 mm 0.05 inch
Wire Diameter . . .. . . . . . .. . . . . . .... .. . . ..... . .. ... . .. .. ... . ... .. . ..... . . . . . . .. .. .. . . . .. .... ... .. . . .... ... ... 1 .6 mm 0.06 inch
Don 7-33500 Issued 6-92 Printed in England
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Description
The Case IH 1600, 1620, 1640, 1660, 1680, and 1688 Harvesting Equipment Repair Manual is a comprehensive resource for maintaining your machinery. It is designed to assist both professional mechanics and DIY enthusiasts in servicing the 1600, 1620, 1640, 1660, 1680, and 1688 models.
Inside this workshop manual, you will find detailed instructions for the removal, installation, disassembly, and assembly of various components. The manual provides step-by-step guidance for performing tasks accurately.
In addition to the repair instructions, the manual includes an electrical wiring diagram and hydraulic schematic, enabling easy troubleshooting and resolution of electrical or hydraulic issues.
Diagnostic information, specifications, and torque values are also included, providing all the necessary resources for precise diagnosis and repair of your Case IH harvesting equipment.
Invest in the Case IH 1600, 1620, 1640, 1660, 1680, 1688 Harvesting Equipment Repair Manual to ensure that unexpected breakdowns do not hinder your operations.
