TM 5-2420-230-24-2
B3.9 and B5.9 Series Engines
A/C Cylinder Head (SS 191 Model) (012-101)
Section 12 - Compressed Air System - Group 12
Page 12-23
9/16 Inch
Remove the oil supply line.
15/16 Inch
Remove the oil return line from the bottom of the air
compressor.
18 mm, 14 mm, 10 mm
Remove the air compressor support bracket and capscrews.
Remove the air compressor mounting nuts.
Remove the air compressor.
Disassemble (012-101-003)
1-1/4 Inch
Remove the following parts:
Unloader cover (1)
Copper washer (2)
Unloader pin (4)
Spring (5).
Discard the copper washer.
L-1227