Neuson 3003 excavator Workshop Repair Service Manual
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
Service-Manual
Compact Excavator
Machine model 2503 - 3703
Edition 1.1
Language English
Itemn No. 1000081433
Copyright – 2005 Neuson Baumaschinen GmbH, Linz-Leonding
Printed in Austria
All rights reserved
No part of this publication may be reproduced, translated or used in any means - graphic, electranic or mechanical
including photocopying, recording, taping or information storage or retrieval systems - without prior permission in
writing from Neuson Baumaschinen GmbH.
Thecover features the machine with possible optional equipment.
Neuson Baumaschinen GmbH
Haidfeldstrasse 37
A-4060 Linz-Leonding
Dokument: SERV-HB 2503 - 3703
Order-Nr.: 1000081433
Edition: 1.1
Documentation
Description Order no.
Operation manual 1000081417
Service manual 1000081433
Spare parts list 1000015263 / 2503
1000015264 / 3003
1000142100 / 3503
1000142112 / 3703
TABLE OF CONTENT :
Chapter Page
O Table of content / Product history
A Technical data
1 Primary dimensions .......................................................... A2
2 Lift capacities .......................................................... A9
3 Hydraulic settings .......................................................... A15
4 Diesel engine settings .......................................................... A19
5 Tightening torques .......................................................... A22
B Maintenance
1 Maintenance schedule .......................................................... B2
2 Lubricants .......................................................... B6
3 Hydraulic system .......................................................... B8
4 Auxiliary hydraulic .......................................................... B15
5 Hydraulic pump .......................................................... B16
6 Hose burst protection valve .............................................. B16
7 Drive unit .......................................................... B17
8 Swivel unit .......................................................... B17
9 Hydraulic oil tank .......................................................... B18
10 Diesel engine .......................................................... B18
11 Cabin .......................................................... B20
12 Undercarriage .......................................................... B21
C Hydraulic
1 Hydraulic system .......................................................... C2
2 Component positions .......................................................... C5
3 Hydraulic pump .......................................................... C7
4 Pilot oil supply unit .......................................................... C12
5 Main valve block .......................................................... C17
6 Pilot control valves .......................................................... C33
7 Swivel unit .......................................................... C36
8 Drive unit .......................................................... C42
9 Swivel joint .......................................................... C52
10 Switch valves .......................................................... C55
11 Way valve (Vario) .......................................................... C58
12 Pressure limiting valve (Vario) ................................................. C59
13 Hydraulic oil tank .......................................................... C60
D Diesel engine
E Elektric
F Operation elements
G Attachment
Abbreviations:
AP ... Adjustment point
MP ... Measuring point
PPLV ... Primary - pressure limiting valve
SPLV ... Sekondary - pressure limiting valve
TT ... Tightening torque
Pb1 ... Port code at the hydraulic diagram
Edition January 2003, Copyright Neuson Baumaschinen
Neuson reserves changes.
Ing. Andreas Huemer ( Neuson Training ) Tel.: ++43 / 732 /90 5 90 - 0
Email.: andreas.huemer@neuson.com
P R O D U C T H I S T O R Y
This overall lists the main technical modifications of the excavator type
Neuson 2503 .
Step Excavator code Fabr.No.: Modification / Part group
Production start 2503 RD AB00001
(SNews 47/01) - Rear counterweight opening mechanism
AB00806 - Diode ignition lock (SNews53)
(SNews 50/01) - Relays dozer blade function
AC00307 - Lower windscreen seal modification
(SNews 61/01)
AC00351 - Fuel tank version plastic (SNews 70/02)
AC00901 - Swivel unit new (SNews 72/02)
Version 2503 AD AD00001 - Diesel engine Yanmar (SNews 73/02)
(SNews 72/02) - Joystick console short (IV)
(SNews 74/02) - Joystick console (IV) hardening cover
- Sticker design
- Wiring and instrument panel changed
- Diesel engine maintenance intervals
extension possible (SNews 71/02)
AD00029 - Fuel tank ventilation filter (SNews 70)
Neuson 3003 .
Step Excavator code Fabr.No.: Modification / Part group
Production start 3003 RD AB00001
(SNews 47/01) - Rear counterweight opening mechanism
AB00806 - Diode ignition lock (SNews53)
(SNews 50/01) - Relays dozer blade function
AC00307 - Lower windscreen seal modification
(SNews 61/01)
AC00351 - Fuel tank version plastic (SNews 70/02)
AC00901 - Swivel unit new (SNews 72/02)
Version 3003 AD AD00001 - Diesel engine Yanmar (SNews 73/02)
(SNews 72/02) - Joystick console short (IV)
(SNews 74/02) - Joystick console (IV) hardening cover
- Sticker design
- Wiring and instrument panel changed
- Diesel engine maintenance intervals
extension possible (SNews 71/02)
AD00029 - Fuel tank ventilation filter (SNews 70)
P R O D U C T H I S T O R Y
This overall lists the main technical modifications of the excavator type
Neuson 3503 .
Step Excavator code Fabr.No.: Modification / Part group
Production start 3503 RD AB00001
(SNews 47/01) - Rear counterweight opening mechanism
AB00806 - Diode ignition lock (SNews53)
(SNews 50/01) - Relays dozer blade function
AC00307 - Lower windscreen seal modification
(SNews 61/01)
AC00413 - Fuel tank version plastic (SNews 70/02)
AC00901 - Swivel unit new (SNews 72/02)
Version 3503 AD AD00001 - Diesel engine Yanmar (SNews 73/02)
- Hydraulic pump new
(SNews 72/02) - Joystick console short (IV)
(SNews 74/02) - Joystick console (IV) hardening cover
- Sticker design
- Wiring and instrument panel changed
- Diesel engine maintenance intervals
extension possible (SNews 71/02)
AD00029 - Fuel tank ventilation filter (SNews 70)
Neuson 3703 .
Step Excavator code Fabr.No.: Modification / Part group
Production start 3703 RD AB00001
(SNews 47/01) - Rear counterweight opening mechanism
AB00806 - Diode ignition lock (SNews53)
AB01031 - Release hose tilt cylinder (SNews 59/01)
(SNews 50/01) - Relays dozer blade function
AC00307 - Lower windscreen seal modification
(SNews 61/01)
AC00413 - Fuel tank version plastic (SNews 70/02)
AC00901 - Swivel unit new (SNews 72/02)
Version 3703 AD AD00001 - Diesel engine Yanmar (SNews 73/02)
- Hydraulic pump new (SNews 73/02)
(SNews 72/02) - Joystick console short (IV)
(SNews 74/02) - Joystick console (IV) hardening cover
- Sticker design
- Wiring and instrument panel changed
- Diesel engine maintenance intervals
extension possible (SNews 71/02)
AD00029 - Fuel tank ventilation filter (SNews 70)
Id.No.: 9707748
Edition: Jan 03
Page A1
Technical data SERVICE MANUAL
2 5 0 3 - 3 7 0 3
C H A P T E R A :
Technical data
( Neuson Service Manual 2503 - 3703 )
SERVICE MANUAL
2 5 0 3 - 3 7 0 3
Technical data
Id.No.: 9707748
Edition: Jan 03
Page A2
1. DIMENSIONS
Id.No.: 9707748
Edition: Jan 03
Page A3
Technical data SERVICE MANUAL
2 5 0 3 - 3 7 0 3
Tab.: Primary dimensions
SERVICE MANUAL
2 5 0 3 - 3 7 0 3
Technical data
Id.No.: 9707748
Edition: Jan 03
Page A4
Tab.: Primary dimensions Neuson 3503
You're Reading a Preview
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$31.99
Viewed 28 Times Today
Secure transaction
What's Included?
Lifetime Access
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$31.99
This workshop service manual for the Neuson 3003 excavator is designed for mechanical technicians familiar with service procedures for BRP products. It covers repair and overhaul procedures, including instructions on components manufactured for the Neuson 3003 excavator. The manual also provides information and procedures for routine maintenance, servicing, and diagnostic and repair procedures. It is useful for both professional mechanics and DIY enthusiasts.
For those intending to do maintenance and repair on their Neuson 3003 excavator, it is essential to use safety equipment and observe safety precautions. The manual also includes specifications and procedures available in an authorized Neuson 3003 excavator dealer service department. It emphasizes particular information denoted by the wording and symbols: WARNING, CAUTION, NOTE.
This manual contains all necessary instructions needed for any repair your Neuson 3003 excavator may require, including tune-ups, maintenance, removal & install procedures, assemblies & disassemblies, fuel system, ignition, lubrication system, exhaust, electrical system, and more extensive repairs involving engine and transmission disassembly.
The content of the service manual depicts parts and/or procedures applicable to the particular product at the time of writing. It is available in English and is delivered electronically via email. The manual aims to help technicians understand the functions of components properly and judge the performance of the car as a whole.
- General Information for Neuson 3003 excavator
- Maintenance for Neuson 3003 excavator
- Lubrication for Neuson 3003 excavator
- Heating for Neuson 3003 excavator
- Ventilation for Neuson 3003 excavator
- Air Conditioning for Neuson 3003 excavator
- Suspension for Neuson 3003 excavator
- Front Suspension for Neuson 3003 excavator
- Rear Suspension for Neuson 3003 excavator
- Wheel for Neuson 3003 excavator
- Tire System for Neuson 3003 excavator
- Differential for Neuson 3003 excavator
- Driveline for Neuson 3003 excavator
- Drive Shaft for Neuson 3003 excavator
- Transfer Case for Neuson 3003 excavator
- Brakes for Neuson 3003 excavator
- Engine for Neuson 3003 excavator
- Engine Mechanical for Neuson 3003 excavator
- Engine Cooling for Neuson 3003 excavator
- Engine Fuel for Neuson 3003 excavator
- Engine Electrical for Neuson 3003 excavator
- Ignition System for Neuson 3003 excavator
- Starting for Neuson 3003 excavator
- Charging System for Neuson 3003 excavator
- Emissions for Neuson 3003 excavator
- Engine Exhaust for Neuson 3003 excavator
- Engine Lubrication for Neuson 3003 excavator
- Engine Speed Control System for Neuson 3003 excavator
- Clutch for Neuson 3003 excavator
- Cooling for Neuson 3003 excavator
- Electronic Control Modules for Neuson 3003 excavator
- Engine Systems for Neuson 3003 excavator
- Heated Systems for Neuson 3003 excavator
- Horn for Neuson 3003 excavator
- Ignition Control for Neuson 3003 excavator
- Instrument Cluster for Neuson 3003 excavator
- Lamps for Neuson 3003 excavator
- Power Systems for Neuson 3003 excavator
- Restraints for Neuson 3003 excavator
- Speed Control for Neuson 3003 excavator
- Transmission for Neuson 3003 excavator
- Exhaust System for Neuson 3003 excavator
- Body Structure for Neuson 3003 excavator
- Seats for Neuson 3003 excavator
- Security and Locks for Neuson 3003 excavator
- Air Bag System for Neuson 3003 excavator
- Exterior Trim for Neuson 3003 excavator
- Interior Trim for Neuson 3003 excavator
- Frame for Neuson 3003 excavator
- Bumpers for Neuson 3003 excavator
- Fuel System for Neuson 3003 excavator
- Steering for Neuson 3003 excavator
- Transmission and Transfer Case for Neuson 3003 excavator
- Tires for Neuson 3003 excavator
- Wheels for Neuson 3003 excavator
- Body for Neuson 3003 excavator
- Heating for Neuson 3003 excavator
- Air Conditioning for Neuson 3003 excavator
- Emissions Control for Neuson 3003 excavator
- Engine Removal for Neuson 3003 excavator
- Engine Installation for Neuson 3003 excavator
- Final Drive for Neuson 3003 excavator
- Electrical System for Neuson 3003 excavator
- Air cleaner element renewal for Neuson 3003 excavator
- Air cleaner temperature control check for Neuson 3003 excavator
- Auxiliary drivebelt check for Neuson 3003 excavator
- Battery electrolyte level check for Neuson 3003 excavator
- Battery terminal check for Neuson 3003 excavator
- Brake hydraulic fluid renewal for Neuson 3003 excavator
- Brake hydraulic system seal and hose renewal for Neuson 3003 excavator
- Brake pipe and hose check for Neuson 3003 excavator
- Choke adjustment check for Neuson 3003 excavator
- Contact breaker point renewal and distributor lubrication for Neuson 3003 excavator
- Crankcase ventilation system check for Neuson 3003 excavator
- Emission control filter element renewal for Neuson 3003 excavator
- Engine coolant renewal for Neuson 3003 excavator
- Engine idle speed check for Neuson 3003 excavator
- Engine oil and filter renewal for Neuson 3003 excavator
- Engine valve clearance check - OHV engines for Neuson 3003 excavator
- Exhaust system check for Neuson 3003 excavator
- Fluid leak check for Neuson 3003 excavator
- Fluid level checks for Neuson 3003 excavator
- Front and rear brake pad/shoe check for Neuson 3003 excavator
- Front wheel alignment check for Neuson 3003 excavator
- Gearbox oil level check for Neuson 3003 excavator
- Handbrake check for Neuson 3003 excavator
- Hinge and lock check and lubrication for Neuson 3003 excavator
- HT lead, distributor cap for Neuson 3003 excavator
- Ignition circuit check for Neuson 3003 excavator
- Ignition timing for Neuson 3003 excavator
- Contact breaker gap (dwell angle) check for Neuson 3003 excavator
- Intensive maintenance for Neuson 3003 excavator
- Mixture adjustment check for Neuson 3003 excavator
- Road test for Neuson 3003 excavator
- Roadwheel security check for Neuson 3003 excavator
- Seat belt check for Neuson 3003 excavator
- Spark plug check for Neuson 3003 excavator
- Spark plug renewal for Neuson 3003 excavator
- Steering and suspension security check for Neuson 3003 excavator
- Throttle damper operation check for Neuson 3003 excavator
- Timing belt renewal for Neuson 3003 excavator
- Tyre checks for Neuson 3003 excavator
- Underbody inspection for Neuson 3003 excavator
- Wiper blade check for Neuson 3003 excavator
