TM 5-5420-202-20-4
UPPER DISCHARGE VALVE, TUBES, AND RELATED PARTS REPLACEMENT
(FIXED FIRE EXTINGUISHER) (Sheet 5 of 6)
Using 1-1/8 inch wrench to hold bushing
9.
(G) and 15/16 inch wrench on bushing(H),
install bushing (H) into bushing (G). Using
1-1/8 inch wrench to hold bushing (G), use
torque wrench and 15/16 inch socket to
tighten bushing (H) to 40-50 lb-ft
(54-75 N m).
10.
Using 15/1 6 inch wrench to hold bushing
(H) and 3/4 inch wrench on adapter (J),
install adapter (J) into bushing (H). Using
15/16 inch wrench to hold bushing (H), use
torque wrench and 3/4 inch deep well socket
to tighten adapter (J) to 40-50 lb-ft
(54-75 N m).
11.
Using 3/4 inch wrench to hold adapter (J) and 7/8 inch wrench on tube (K), install tube
(K) on adapter (J). DO not tighten tube (K) on adapter (J).
IN
1.
2.
Using 3/4 inch wrench, install adapter (A)
into manifold (B). Using torque wrench
and 3/4 inch deep well socket, tighten adapter
(A) to 40-50 lb-ft (54-75 N m).
Using 7/8 inch wrench, install connector
on tube (C) to adapter (A). Using 3/4 inch
wrench to hold adapter (A), use torque
wrench and 7/8 inch crowfoot to tighten
TA248727
Go on to Sheet 6
