TM 5-4310-344-34
2-34.
INSTALLATION.
solvent, Federal Specification P-D-680. Clean residue
from the fins with compressed air.
a. Attach the aftercooler assembly (7) to the
b.
Inspect for cracks, damaged threads.
fan guard (4) with six clamps (10), and twelve screws (8)
and lockwashers (9) (figure 2-10.)
c. Replace
all
seals
and
gaskets
and
defective parts.
b. Attach the fan guard to the compressor
endbell with six screws (5) and lockwashers (6).
2-42. INSTALLATION.
Connect the
intercooler
assemblies to the applicable cylinder ports.
c. Connect the aftercooler assembly to the
third stage cylinder and the separator and filter air line.
2-43. FIRST STAGE CYLINDER, PISTONS AND
2-35.
FAN ASSEMBLY
VALVES.
2-36.
2-44.
a. Remove
the
aftercooler
assembly
a. Disconnect
the
intercooler
assembly
b. Remove nut (12) and bolt (13). Pull the
b. Remove the attaching screws (2) and lift
fan (11) off the crankshaft.
intake cover (1) and filter (3) from cylinder head (4).
2-37.
CLEANING AND INSPECTION.
c. Remove flat head screws (5) and lift first
stage cylinder head (4), gasket (16), and complete valve
mechanism (items 6 through 15) free of the first stage
a. Clean the fan with dry cleaning solvent,
cylinder (17).
Federal Specification P-D-680.
d. Remove valve retainer bolt (8), nut (6), and
b.
Inspect the fan for bent or cracked blades.
flat washer (7) and separate intake valve spring (15)
intake valve (14), valve plate (13), exhaust valves (12),
c.
Replace a defective fan.
exhaust valve spring (11), valve stop (10), and packing
2-38.
INSTALLATION.
(9) from the first stage cylinder head (4).
e. Unscrew four nuts (23) and slip first stage
a. Place the fan (11) on the end of the
cylinder (17) over the piston. Remove and discard the
crankshaft.
cylinder gaskets (21) and shim (22).
b.
Install bolt (13) and nut (12).
f.
Remove two retaining rings (19), and push
the piston pin (20) out of the piston assembly (18) and
c.
Install the aftercooler assembly (paragraph
the master rod. Identify the side of the piston toward the
fan end of the crankcase to ensure proper re-installation
2-39.
INTERCOOLER ASSEMBLY.
by scribing a mark inside of the piston skirt.
(See figure 2-10.)
Note
2-40. REMOVAL.
Disconnect the intercooler
Do not disassemble rings from piston
assemblies (14 and 15) at the applicable cylinder ports.
assembly (18). If rings are damaged,
2-41.
CLEANING AND INSPECTION.
the complete piston assembly must be
replaced.
a.
Clean the exterior surfaces with dry
cleaning
2-9
