TM 5-3805-262-34
3-12 BRAKE SYSTEM MAINTENANCE (CONT)
e. Air Compressor Assembly (Cont).
(1) Cylinder Head and Unloader (Cont).
REASSEMBLY (SHEET 1 OF 3)
(a)
(b)
(c)
(d)
Put cylinder head (14) in vise
with machined surface up.
Install new gasket (26) and
outlet port (25) on cylinder
head (14). Secure using two
lock washers (24) and cap-
screws (23).
If removed, install plug (22)
in cylinder head (14).
Install new inlet valve (21)
on valve guard (20). Use lu-
bricating oil to hold inlet
valve in position.
(e) Put inlet valve (21) and valve guard (20) in cylinder head (14). Using
hammer, lightly hit valve guard to press into cylinder head.
(f) If valve guard (20) is loose, or a new valve guard is used, stake valve
guard in place using hammer and center punch.
(g) Repeat steps (d) through (f) above
for remaining inlet valve (21) and
valve guard (20).
(h) Install new washer (19) in each bore
in cylinder head (14).
(i) Install two seats (18),
flange end down, in
cylinder head (14).
(j) Install new spring (17)
on each seat (18).
(k) Install new exhaust valve (16)
in stop (15). Use clean grease
to hold exhaust valve in posi-
tion.
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