TM 5-4310-384-13
INSPECTION.
WARNING
Disconnect main power and turn compressor unit off before performing maintenance services.
a.
Disconnect main power and turn compressor switch OFF.
b.
Remove belt guard cover. Refer to paragraph 3-23.
c.
Inspect flywheel (1 )for cracks, damaged blades(2), loose setscrew(3) or shaft key(4). Tighten or replace as
required.
d.
Check V-belt tension. Deflection should be 1/2" (13 mm) halfway between drive pulley(5)and flywheel (1).
REMOVAL.
a.
Disconnect main power and turn compressor switch OFF.
b.
Remove belt guard cover. Refer to paragraph 3-23.
c.
Remove V-belts. Refer to paragraph 3-24.
d.
Loosen hex head setscrew (3).
e.
Tap flywheel (1) to loosen and remove from shaft.
f.
Remove shaft key (4) and retain for installation.
INSTALLATION.
a.
Apply light lubricant (engine oil or equivalent) to shaft.
b.
Install key (4) in shaft keyway.
c.
Place flywheel (1) in position on shaft.
d.
Tighten setscrew (3).
e.
Install V-belts. Refer to paragraph 3-24.
f.
Check belt tension. Refer to paragraph 3-24.
g.
Check pulley alignment. Refer to paragraph 3-25.
h.
Install belt guard cover. Refer to paragraph 3-23.
i.
Reconnect main power.
3-39
