TM 5-4310-375-14
STEP 1.
UNSCREW AND REMOVE CYLINDER HEAD BOLT AND WASHER ATTACHING GUARD TOP BRACE.
STEP 2.
UNSCREW AND REMOVE FOUR SCREWS ATTACHlNG BELT GUARD TO BASE. LIFT OFF BELT
GUARD.
STEP 3.
LOOSEN FOUR LOCKNUTS AND SCREWS ATTACHING MOTOR TO AIR RECEIVER SADDLE.
MOVE MOTOR AWAY FROM COMPRESSOR TO TIGHTEN BELT TENSION. TIGHTEN FOUR LOCKNUTS
AND SCREWS SECURING MOTOR TO SADDLE.
NOTE:
TENSION IS CORRECT WHEN DEFLECTION OF BELTS IS APPROXIMATELY 1/2 INCH (12.7 MM)
WHEN PRESSED MID WAY BETWEEN PULLEYS.
STEP 4.
USE A SUITABLE STRAIGHT EDGE PLACED AGAINST FACES OF PULLEYS, WITH 3/16 INCH
(4.8 MM) THICK SPACER BLOCK ACROSS MOTOR PULLEY, TO ALIGN PULLEYS.
STEP 5.
LOOSEN MOTOR ATTACHING LOCKNUTS AND ADJUST PULLEY ALIGNMENT AS NECESSARY.
TIGHTEN LOCKNUTS SECURING MOTOR TO RECEIVER SADDLE.
STEP 6.
PLACE BELT GUARD IN POSITION ON BASE AND SECURE WITH FOUR SCREWS.
STEP 7.
ATTACH GUARD TOP BRACE TO CYLINDER HEAD WITH WASHER AND BOLT REMOVED IN STEP 1.
TORQUE CYLINDER HEAD BOLT TO 30-33 FT-LBS (4.1 - 4.6 KGS-M).
2-10
