TM 5-5420-202-20-4
UPPER DISCHARGE VALVE, TUBES, AND RELATED PARTS REPLACEMENT
(FIXED FIRE EXTINGUISHER) (Sheet 2 of 6)
4.
Using 3/4 inch wrench to hold adapter
(G), use 7/8 inch wrench to remove
connector on tube (H) from adapter
(G). Lay tube (H) aside.
NOTE
Tag tube (J) during removal for proper
installation.
5.
Using 3/4 inch wrench to hold adapter
(K), use 7/8 inch wrench to remove
connector on tube (J) from adapter (K).
6.
Using 3/4 inch wrench, remove adapter
(K) from manifold (L).
7.
Remove assembled line (J) from vehicle
to bench.
DISASSEMBLY:
NOTE
Position assembled line in vise as
necessary for disassembly.
1.
Using 3/4 inch wrench to hold adapter
(A) and 7/8 inch wrench on tube (B),
remove tube (B) from adapter (A).
2.
Using 1 inch wrench to hold tube
(C) and 1-1/8 inch wrench on bushing
(D), remove bushing (D), bushing (E),
and adapter (A) from tube (C).
3.
Using 15/16 inch wrench to hold bushing
(E), use 3/4 inch wrench to remove adapter
(A) from bushing (E).
4.
Using 1-1/8 inch wrench to hold adapter
(D), use 15/16 inch wrench to remove
bushing (E) from adapter (D).
5.
Using pipe wrench to hold elbow (F)
and 7/8 inch wrench on tube (C), remove
tube (C) from elbow (F).
TA248724
Go on to Sheet 3