Low motor output torque
Low motor output torque
Item
Description
Action
System pressure at
motor
Low system pressure at the motor will reduce
torque.
Measure system pressure at motor.
For internal leakage
Internal leakage will reduce system pressure. Check for leakage in O-rings, gaskets, and
other fittings. Repair unit as required or
replace leaky unit.
Improper motor output speed
Improper motor output speed
Item
Description
Action
Oil level in reservoir
Insufficient hydraulic fluid will reduce motor
speed.
Fill oil to proper level
For internal leakage
Internal leakage will reduce system pressure. Check for leakage in O-rings, gaskets, and
other fittings. Repair unit as required or
replace leaky unit.
Service Manual
TMM Transit Mixer Axial Piston Motor, Size 070/084/089
Troubleshooting
L1211037 • Rev AC • Apr 2014
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