TM 5-4220-211-12&P
j.
Loosen drive belts in accordance with paragraph 4-4.
k.
Apply primer TT-P-664 to the groove surfaces of both the engine and compressor sheaves.
NOTE
Do not rotate either engine or compressor after the primer has been
applied.
l.
Remove top plug (1, Fig. D-13) from purifier chamber. Remove chamber from bottom plug. Coat threads
and "O" ring seals with a thin coat of silicone grease. Install a new purifier cartridge (7, Fig. D-13) in accordance with
paragraph 4-4. Reinstall chamber and top plug.
m. Install new compressor inlet air cleaner element (5, Fig. D-10) in accordance with paragraph 4-4.
n.
Remove prefilter hose (12, Fig. D-2) seal opening in air filter housing with tape, MIL-T-22085.
o. Service engine inlet air cleaner (6, Fig. 1-3) in accordance with paragraph 4-5. Refill with preservative P-l,
grade 10 in lieu of engine oil.
p.
Seal engine air cleaner inlet with tape, MIL-T-22085.
q. Drain all fuel from engine fuel tank (1, Fig. 4-7). Spray interior of fuel tank with 2 to 3 fluid ounces of
preservative P-10, grade 30.
r.
Clean dirt and debris from engine cooling fins in accordance with paragraph 4-20.
s.
t.
Tag engine with a red tag stating "Caution: Crankcase filled with preservative P-10. Drain and refill with
proper lubricating oil prior to use".
u. Store in a dry, dust-free room and cover with a plastic film that does not "sweat". Remove cover from time to
time and clean off the unit.
2-6.
RESUMPTION OF OPERATION AFTER LONG-TERM STORAGE. Once a compressor has been prepared for
long term storage, the following service must be performed prior to placing the unit back into service.
a.
Remove all dust caps and plugs.
b.
Drain oil from compressor crankcase. Refill with proper lubricating oil as specified in Table 2-1.
c.
Drain preservative from engine crankcase. Refill with proper lubricating oil as specified in Table 2-2.
d.
Fill engine fuel tank with fuel. Ref. Par. 2-lh.
e.
Drain preservative from engine inlet air cleaner. Fill with proper lubricating oil. Ref. Par. 2-1.
f.
Install new purifier cartridge in accordance with paragraph 4-4.
g.
Operate compressor for five minutes with filling valve open.
h.
Check return oil flow and vent the oil pump if necessary, Par. 4-25q(4).
i.
Close filling valve after five minutes of operation and run compressor until final pressure is achieved, as
indicated by the final safety valve blowing off.
2-5
