TM 5-3805-291-23-1
THEORY OF OPERATION - CONTINUED
0003 00
ELECTRO-HYDRAULIC SYSTEM - CONTINUED
427-C1809
m.
Hydraulic fan pump (73) is located on right side of engine. Fan pump supplies high-pressure oil to fan motor (68).
Solenoid valve controls signal pressure to fan pump. Fan motor rotates fan to cool hydraulic oil. Hydraulic oil
cooler and oil cooler bypass valve (69) are located to rear of engine.
0003 00-139