7.5 Traction Drive Troubleshooting
Symptom
Problem
Solution
Section
Low hydraulic oil level
Stop engine, and add oil to hydraulic
system.
5.6.3 Checking
Hydraulic Oil, page
258
Low hydraulic pressure
Warning alarm
sounds and low
charge pressure
warning appears
on Harvest
Performance
Tracker (HPT)
Faulty sender
Internal pump or motor
damage
Contact Dealer.
Contact Dealer
Insuf
fi
cient torque at
drive wheels
Maintain engine rpm, decrease GSL
setting..
—
Loose or worn controls
Check controls.
Contact Dealer
Brakes binding or not
releasing fully
Check charge pressure.
Wheels lack pulling
ability on a grade
or pulling out of
a ditch
Relief valve in tandem pump
dirty or damaged
Replace relief valve.
Leakage at pump or motor
Binding or interference with
controls under cab
Contact Dealer.
With steering
wheel centered,
one wheel
pulls more than
the other
Faulty relief valve
Repair or replace valve. Contact
Dealer.
Contact Dealer
Loose hardware on pump
controls
Repair or tighten.
Brakes binding or not
releasing fully
Check charge pressure.
Contact Dealer
Low oil level and low charge
pressure
Check oil reservoir level.
5.6.3 Checking
Hydraulic Oil, page
258
Final drives disengaged
Engage
fi
nal drives.
Disengaging Final
Drives, page 142
Servo input loose
Check servo.
Contact Dealer
Both wheels will
not pull in forward
or reverse
Failed pump
Contact Dealer.
Contact Dealer
214053
368
Revision A
Summary of Contents for M1240
Page 29: ...SAFETY 1 11 Safety Sign Locations Figure 1 31 Safety Sign Locations 214053 17 Revision A ...
Page 40: ......
Page 116: ......
Page 246: ......
Page 352: ...MAINTENANCE AND SERVICING Figure 5 175 Main Fuse Panel Decal MD 207815 214053 340 Revision A ...
Page 370: ......
Page 388: ......
Page 487: ......