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215676
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Revision A
6.5
Traction Drive Troubleshooting
Refer to the table provided below if you encounter traction drive problems while operating the windrower.
Problem
Solution
Reference
Symptom: Warning alarm sounds and transmission oil light is on
Low hydraulic oil level
Stop engine, and add oil to hydraulic
system.
5.11.1 Checking and Filling
Hydraulic Oil, page 419
Low hydraulic pressure
Contact Dealer.
Contact Dealer
Foreign material shorting sender
Contact Dealer.
Contact Dealer
Short in alarm wiring
Contact Dealer.
Contact Dealer
Faulty sender
Contact Dealer.
Contact Dealer
Symptom: Wheels lack pulling ability on a grade or pulling out of a ditch
Internal pump or motor damage
Contact Dealer.
Contact Dealer
Insufficient torque at drive wheels
Move ground speed range control to field
position, and reduce ground speed.
Driving Forward in Engine-
Forward Mode, page 170
Loose or worn controls
Check controls.
5.6.3 Ground Speed Lever
Adjustments, page 327
Air in system
Use proper oil.
8.2.3 Lubricants, Fluids, and
System Capacities, page 477
Air in system
Check oil level and leaks.
5.11.1 Checking and Filling
Hydraulic Oil, page 419
Air in system
Check hydraulic oil filters.
5.11 Hydraulic System, page 418
Brakes binding or not releasing fully
Check pressure on brake release valve
(min. 1379 kPa [200 psi]).
Contact Dealer
Relief valve in tandem pump dirty or
damaged
Replace relief valve.
Contact Dealer
Symptom: With steering wheel centered, one wheel pulls more than the other
Leakage at pump or motor
Contact Dealer.
Contact Dealer
Wheels not in same speed range
Contact Dealer.
Contact Dealer
Faulty relief valve
Repair or replace valve. Contact Dealer.
Contact Dealer
Symptom: Both wheels will not pull in forward or reverse
Pump arms have broken shaft or loose
hardware
Repair or tighten parts and hardware.
Contact Dealer
Brakes binding or not releasing fully
Check pressure on brake release valve
(min. 1379 kPa [200 psi]).
Contact Dealer
Low oil level
Check oil reservoir level.
5.11.1 Checking and Filling
Hydraulic Oil, page 419
Power hubs disengaged
Engage final drives.
Engaging and Disengaging
Wheel Drives, page 189
Damaged hydraulic lines preventing
proper oil flow
Replace damaged lines.
Contact Dealer
Ground speed range control not working
Contact Dealer.
Contact Dealer
Steering controls worn or defective
Check GSL and steering for loose, worn,
or damaged ball joints and
connecting rods.
5.6.3 Ground Speed Lever
Adjustments, page 327
and
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