4-14.7. REPLACE COMPRESSOR
This task covers A Remove B Install
Tool Kit, General Mechanic's Set
Replacement Compressor (P/N KC-FH US GOV'T)
Shop Equipment, Automotive
Distilled Water NSN 6810-00-297-9540
Maintenance and Repair
Non-ionic Detergent NSN 7930-00-282-9699
Suitable Lifting Device to Handle
Unit Shut Down
Pressure Purged From System
Engine and Compressor Sections Separated
Removing the Compressor.
Remove the pressure lines between compressor and all components (gauge panel, purification
Attach a suitable lifting strap to the intercoolers on both sides of the compressor. The compressor
weighs approximately 77 lb.(35 kg).
Remove the hold-down screws securing the compressor to the frame and lift the compressor out of
Install plugs or closures to open tubing.
Installing the Compressor.
a. Attach the lifting strap to the new compressor. Lift compressor high enough to clear frame then lower
Align compressor mounting holes to the holes in the frame and secure with mounting bolts.
Remove closure fittings as necessary and connect the tubing to the new compressor.
Leak test all connections under pressure, using non-ionic detergent solution.