JLG 4017RS Service Manual - Manual (Page 111)

6-3 3614RS, 4017RS
Transmission
Note: These instructions cover only the routine maintenance,
removal, installation and troubleshooting of the transmission.
Refer to the local JLG dealer and the applicable Transmission
Service Manual for assistance with comprehensive
transmission diagnosis, repair and component replacement.
6.2 TRANSMISSION SERIAL NUMBER
The transmission serial number plate (1) is located on the front of
the transmission case behind the oil dipstick. Information
contained in the serial number is required in correspondence with
the transmission manufacturer.
6.3 SPECIFICATIONS AND MAINTENANCE
INFORMATION
For transmission, oil specifications and maintenance information,
refer to Section 2, “General Information and Specifications.”
Detailed transmission service instructions are provided in the
following publications:
• Service Manual (P/N 31211010)
• Parts Manual (P/N 31200939)
6.4 TRANSMISSION REPLACEMENT
Cleanliness is of extreme importance. Before attempting to remove
the transmission, thoroughly clean the exterior of the transmission
to help prevent dirt from entering during the replacement process.
Avoid spraying water or cleaning solution onto or near the
transmission shift solenoids and other electrical components.
6.4.1 Transmission Removal
1. Park machine on a firm, level surface, level machine,
fully retract boom, lower boom, place transmission in
(N) NEUTRAL, engage park brake and shut engine OFF.
2. Place a Do Not Operate Tag on both the ignition key
switch and steering wheel.
3. Open engine cover. Allow system fluids to cool.
4. Properly disconnect the battery.
5. Drain hydraulic oil reservoir. Refer to Section 8.7.1,
“Hydraulic Oil Reservoir Draining.”
6. If not previously removed, remove the implement
pump. Refer to Section 8.8.1, “Pump Replacement.”
7. Refer to Section 7.9, “Engine Replacement,” for detailed
removal instructions.
8. Thoroughly clean the transmission and the surrounding
area, including all hoses and fittings, before proceeding.
9. Place a suitable receptacle under transmission/
transfer case drain plugs. Remove the transmission
drain plug, and allow the transmission oil to drain into
the receptacle.
10. Remove transmission transfer case drain plug, and allow
transfer case oil to drain into receptacle.
11. Transfer used transmission oil into a suitable, covered
container, and label container as “Used Oil.” Dispose of
used oil at an approved recycling facility. Clean and
reinstall the transmission and transfer case drain plugs.
WARNING
DO NOT service the machine without following all safety
precautions as outlined in Section 1, “Safety Practices,” of this
manual.
MZ7110
1
WARNING
NEVER lift a transmission alone; enlist the help of at least one
assistant or use a suitable hoist or overhead crane and sling
with a minimum lifting capacity of
454 kg (1000 lb).