TM 10-4520-259-13&P
4-22. UPPER AND LOWER MANIFOLD ASSEMBLY (CONT)
e. (M-80)
Unscrew elbow (7) from relief valve (8).
f. (M-80)
Unscrew relief valve (8) from bushing (9).
g. (M-85)
Unscrew connector (14) from elbow (15).
h. (M-85)
Unscrew elbow (15) from bushing (16).
i. (M-85)
Unscrew relief valve (8) from tee (17).
j. (M-85)
Unscrew tee (17) from bushing (9).
k. Unscrew bushing (9) from manifold (10).
l. (M-80)
Unscrew coupling (11) from lower manifold (18).
m. (M-85)
Unscrew coupling (11) from tee (19).
REPAIR
Repair the manifold assemblies by removing rust or corrosion and tightening components to eliminate leaks. Replace
any components that cannot be repaired.
INSTALL
NOTE
Before installing fittings, coat threads with sealer.
a. Install bushing (9) into upper manifold (10).
b. (M-80)
Install relief valve (8) into bushing (9).
c. (M-80)
Install elbow (7) into relief valve (8).
d. (M-85)
Install tee (17) into bushing (9).
e. (M-85)
Install relief valve (8) into tee (17).
f. (M-85)
Install bushing (16) and elbow (15) onto tee (17).
g. (M-85)
Install connector (14) onto elbow (15).
h. Install overflow tube (13) by attaching fitting (6) to elbow (7) and install clamp (12).
Change 2 4-52
