TM 5-4310-384-13
e.
Inspect high pressure valve assemblies (17 and 18) by inserting small tool in valve holes and push parts up and
down. Movement of parts should be free. Replace valve assembly if movement is sticky. Valves are not repairable.
f.
Inspect valve plate (10) for cracks or carbon pitting. Replace plate if damaged or distorted.
INSTALLATION.
CAUTION
Valve gaskets should be replaced each time valves are serviced.
a.
Install new gasket (21) on high pressure cylinder (22).
b.
Install cylinder head (13) and capscrews (20). Tighten capscrews alternately and evenly.
c.
Install intake valve assembly (17) and exhaust valve assembly (18) with new gaskets (19).
d.
Screw valve retainers (16) into cylinder head.
e.
Install new gaskets (15) and chamber caps (14).
f.
Install new gaskets (11 ) on low pressure cylinders (12).
g.
Install valve plate (10).
h.
Install reed valves (9) as identified and secure with rolling screws (8).
i.
Install new valve plate gasket (7).
j.
Install cylinder head (6) and secure with capscrews (5). Tighten capscrews alternately and evenly.
k.
Install aftercooler (3) at high pressure head fitting (4). Refer to paragraph 3-43.
I.
Install intercooler (1) at cylinder head fittings (2). Refer to paragraph 3-31.
m. Connect main power and check for proper operation upon startup. Check gaskets (7, 11, 15, 19 and 21) and
fittings (2 and 4) for leaks.
3-44
