NV1500 / NV3500 / AX15 Manual Transmissions Service & Repair Manual
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TRANSMISSION AND TRANSFER CASE
page page
page page
DESCRIPTION AND OPERATION
NV1500 MANUAL TRANSMISSION ............ 1
LUBRICANT .............................. 3
DIAGNOSIS AND TESTING
LOW LUBRICANT LEVEL .................... 3
HARD SHIFTING .......................... 4
TRANSMISSION NOISE ..................... 4
REMOVAL AND INSTALLATION
TRANSMISSION .......................... 4
SHIFT TOWER ............................ 5
OUTPUT SHAFT SEAL...................... 6
OUTPUT SHAFT BUSHING .................. 6
DISASSEMBLY AND ASSEMBLY
TRANSMISSION .......................... 7
CLEANING AND INSPECTION
TRANSMISSION COMPONENTS ............. 32
SPECIFICATIONS
TORQUE ............................... 34
SPECIAL TOOLS
NV1500 MANUAL TRANSMISSION............ 34
Fig. 1 NV1500 Shift Mechanism
1 – 3–4 FORK
2 – SHIFT SHAFT LEVER AND BUSHING
3 – 1–2 FORK
4 – FIFTH-REVERSE FORK
5 – SHIFT SHAFT
6 – REAR HOUSING
7 – ROLL PIN
8 – SHIFT LEVER SOCKET
9 – SHAFT RAIL DETENTS
10 – FRONT HOUSING
11 – SHIFT SHAFT
RANGE RATIO
FIRST 3.85 :1
SECOND 2.25 :1
THIRD 1.48 :1
FOURTH 1.00 :1
FIFTH 0.80 :1
REVERSE 3.52 :1
Fig. 2 NV1500 Identification
Fig. 3 Drain and Fill Plug Locations
1 – DRAIN PLUG
2 – FILL PLUG
NOTE: If a new transmission is being installed, be
sure to use all components supplied with the new
transmission. For example, if a new shift tower is
supplied with the new transmission, do not re-use
the original shift tower.
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$37.99
$49.99
This workshop service repair manual covers the following manual transmissions:
- 5-speed longitudinal manual transmission NV1500 model
- 5-speed longitudinal manual transmission NV3500 model
- 5-speed synchromesh manual transmission AX15 model
The manual includes the following content:
- Transmission description
- Transmission operation
- Transmission lubricant
- Diagnosis and testing
- Low lubricant level
- Hard shifting
- Transmission noise
- Transmission removal
- Transmission installation
- Shift tower
- Output shaft seal
- Output shaft bushing
- Transmission disassembly
- Transmission assembly
- Cleaning and inspection
- Transmission components
- Shift lever assembly
- Shift shaft and forks
- Front/rear housings
- Bearing retainers
- Countershaft bearings and races
- Reverse idler components
- Shift socket
- Output shaft and geartrain
- Specifications
- Special tools
This comprehensive manual is available in .PDF format and features detailed exploded views. It provides step-by-step written procedures with pictures and diagrams, making it suitable for professional mechanics and DIY enthusiasts. The manual covers repairs, maintenance, and servicing, and is fully printable, allowing for easy access to specific pages or the entire manual.
