901C, 901C2, 902C, 902C2, 903C and 903C2 Compact Wheel Loaders Caterpillar


Refrigerant Compressor - Mounting

Usage:

903C2 MW8


Illustration 1g03872329

Table 1
Item  Qty  Part  Specification Description 
484-7920 V-Belt  Adjust belt tension according to 7N-9693 Tension Chart. 
272-7877 Idler Pulley  Tighten to 39 N·m (29 lb ft) after belt tension adjustment. 
085-4773 Bolt  Tightening torque after belt tension adjustment is 10.5 ± 1.5 N·m (92.9 ± 13.3 lb in)
484-7919 Air Compressor Gp  Displacement per revolution is 70 cc (4 cubic inch)
Pressure Relief Valve

Opening pressure is 3430 to 4120 kPa (497 to 597 psi).
Sealing pressure is 2750 kPa (399 psi)
Magnetic Clutch

Rated voltage is 12 DCV.
Wattage is 35 W
Minimum current for engagement is 2 amp. 

Caterpillar Information System:

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