TM 9-2320-363-34-1
9.
TURN AIR COMPRESSOR DRIVE (6) OVER. POSITION AIR COMPRESSOR DRIVE (6) ON
HOLDING FIXTURE (10), ENGAGING INTERNAL TEETH OF DRIVE HUB WITH HOLDING FIXTURE
HUB. TIGHTEN BOLTS (9) TO 43-54 LB-FT (58-73 N.m).
1.
2.
REMOVE AIR COMPRESSOR DRIVE ASSEMBLY (1) FROM HOLDING FIXTURE. POSITION AIR
COMPRESSOR DRIVE ASSEMBLY (1) ON SUITABLE FLAT SURFACE, AS SHOWN.
MEASURE DRIVE GEAR (2) BY ZEROING DIAL INDICATOR. ROTATE DRIVE GEAR (2) TWO FULL
REVOLUTIONS. AS DRIVE GEAR IS ROTATED, DIAL INDICATOR MAY REGISTER TO LEFT AND
RIGHT OF ZERO. TOTAL DIAL INDICATOR NEEDLE MOVEMENT EQUALS TOTAL INDICATED
RUNOUT (TIR). MAXIMUM ALLOWABLE TIR IS 0.003 IN. (0.08 mm).
3-99
