Hydraulic Fan Motor and Pump

Symptom Problem Solution

Fan Speed Low (at Fast Idle only)

Relief valve in fan motor

See your authorized dealer.

Fan motor defective

See your authorized dealer.

Fan Speed Low (at Fast and Slow Idle)

Fan pump defective

See your authorized dealer.

Relief valve in fan motor

Inspect for contamination and seal leakage. See your authorized dealer.

Hydraulic Temperature Indicator ON

Temperature switch

See your authorized dealer.

Coolant Temperature Indicator ON

Temperature switch

See your authorized dealer.

CED,OUO1002,525 -19-05MAR98-1/1