TM 5-4310-379-14
5-30. Compressor Intake and Discharge Valves (Cont).
(g)
Install discharge valve (29) with gasket (30) in head assembly (3).
(h)
Install cover plate (27) with gasket (28) and secure with six screws (26). Torque screws to 37Ib-ft (50
Nm).
(i)
Install copper tube (23) on fittings (24) and (25) and tighten coupling nuts (21) and (22).
(j)
Install copper tube (19) on tee (15) and fitting (20) and tighten coupling nuts (17) and (18).
(k)
Install copper tube (14) on tees (15) and (16) and tighten coupling nuts (12) and (13).
(4)
Intake unloader valves. (figure 543).
(a)
Loosen coupling nuts (1) and (2) securing copper tube (3) to tees (4) and (5) and remove tube.
(b)
Loosen coupling nuts (6) and (7) securing copper t
ube (8) to tee (4) and fitting (9) and remove tube.
(c)
Loosen coupling nuts (10) and (11) securing copper tube (12) to fittings (13) and (14) and remove tube.
(d)
Remove six screws (15) that secures cover plate (20) to head assembly (17) and remove cover plate (16)
and gasket (18).
(e)
Remove intake unloader valve (19) and gasket (20) from head assembly (17).
(t)
Remove four screws (21) that secures cover plate (22) to head assembly (17) and remove cover plate and
gasket (23).
(g)
Remove intake unloader valve (24) and gasket (25) from head assembly (17).
(h)
Ensure flanges are clean and free of gasket material.
(i)
Install intake unloader valve (24) with gasket (25) in head assembly (17).
(j)
Install cover plate (22) with gasket (23) and secure with four screws (21). Torque screws to 50Ib-ft (68
Nm).
(k)
Install intake unloader valve (19) with gasket (20) in head assembly (17).
(I)
Install cover plate (16) with gasket (18) and secure with six screws (15). Torque screws to 50 Ib-ft (68
Nm).
(m)
Install copper tube (12) on fittings (13) and (14) and tighten coupling nuts (10) and (11).
(n)
Install copper tube (8) on tee (4) and fitting (9) and tighten coupling nuts (6) and (7).
(o)
Install copper tube (3) on tees (4) and (5) and tighten coupling nuts (1) and (2).
5-136 Change 1
