TM 5-3810-306-34
4. REMOVE ADAPTER (53).
CAUTION
a. Remove two capscrews (50), coverplate
Do not drive out piston pin (20). This
(51) and discard gasket (52).
could damage piston.
b. Remove four socket head screws (54),
e. Push out piston pin (20) using finger
washers (55), lockwashers (56) securing
pressure. If necessary place piston in
adapter (53). Discard gasket (16).
boiling water for five minutes to expand
piston pin bore.
c. Using puller, remove splined adapter (57)
from crankshaft (11), if required.
f. Separate piston (21) and connecting rod
(17).
5. REMOVE SUPPORT (7).
CLEANING:
a. Remove capscrew (2), washer (3) and
using puller, remove drive gear (4).
1. CLEAN AIR COMPRESSOR COMPONENTS.
b. Remove spacer (5) and thrust bearing (6).
WARNING
c. Remove captive washer capscrews (8)
Dry cleaning solvent P-D680 is toxic
and (15), washers (9) and support (7).
and flammable.
Wear protective
Discard gasket (10).
goggles and gloves and use only in a
well ventilated area. Avoid contact
6. REMOVE CRANKSHAFT (11).
with skin, eyes, and clothes and do
not breathe vapors. Do not use near
a. Rotate crankshaft (11) until piston (21) is
open flame or excessive heat. The
approximately 900 before or after top-
flash point is 100F - 138F (38-59C).
dead-center. Remove crankshaft (11)
If you become dizzy while using
cleaning solvent, get fresh air
b. Remove pipe plug (12).
immediately and get medical aid. If
contact with eyes is made, wash your
7. REMOVE AND DISASSEMBLE PISTON ASSEMBLY.
eyes with water and get medical aid
immediately. Compressed air used
a. Remove piston (21) with connecting rod
for cleaning purposes will not exceed
(17).
30 psi. Use only with effective chip
guarding and personal protective
b. Install connecting rod (17) in a soft-jawed
equipment (goggles/shield, gloves,
vise.
etc.).
c. Remove piston ring (24), piston ring (23)
and oil ring (22).
d. Remove retaining rings (19).
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