TROUBLESHOOTING
Symptom
Problem
Solution
Section
Pump arms have broken shaft
or loose hardware
Repair or tighten.
Brakes binding or not
releasing fully
Check pressure on brake release
valve (min. 200 psi [1379 kPa]).
Contact Dealer
Low oil level
Check oil reservoir level.
Checking and
Filling Hydraulic
Oil, page 401
Power hubs disengaged
Engage
fi
nal drives.
Final Drives, page
191
Damaged hydraulic lines
preventing proper oil
fl
ow
Replace damaged lines.
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.
5.5.3 Ground
Speed
Lever (GSL)
Adjustments,
page 317
and
5.5.4 Steering
Adjustments, page
319
Charge pressure relief valve
misadjusted or damaged
Check the valve adjustment. Check
valve parts and seat.
Checking Charge
Pump Pressure,
page 410
Both wheels will
not pull in forward
or reverse
Failed pump or motor
Contact Dealer.
Contact Dealer
147649
439
Revision A
Summary of Contents for M155
Page 3: ...Declaration of Conformity Figure 1 Declaration of Conformity Page 1 of 2 147649 i Revision A ...
Page 4: ...Figure 2 Declaration of Conformity Page 2 of 2 147649 ii Revision A ...
Page 30: ...SAFETY Figure 1 21 Safety Signs Left Cab forward Side 147649 14 Revision A ...
Page 32: ...SAFETY Figure 1 23 Safety Signs Right Cab forward Side 147649 16 Revision A ...
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Page 414: ...MAINTENANCE AND SERVICING Fuse Box Decal Figure 5 178 Fuse Decal 147649 398 Revision A ...
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