TM 5-4310-370-14
the total dimension found above. Proper adherence to this procedure will minimize crankshaft end play. For
maximum allowable end play, see table 5-2.
d. Put new gasket and shim set into place, reassemble and torque four hex cap screws (figure 5-10, item 1) to 125
in. lbs. (22,325 gr. cm.).
5-8. CYLINDER, PISTON ASSEMBLIES, AND CONNECTING ROD ASSEMBLIES REASSEMBLY.
a. Piston and Rod Assemblies Reassembly
(1) Replace oil scoop and pin (figure 5-9, items 16 and 17) into position and cover with oil scoop retainer (figure
(2) Reassemble connecting rod assemblies (figure 5-9, item 13) by use of six connecting rod hex cap screws
(3) Install hand hole plate gasket (figure 5-9, item 9) and then hand hole plate (figure 5-9, item 8). Install and
tighten six hex cap screws.
(4) Replace oil drain nipple (figure 5-9, item 9), oil drain cap (figure 5-9, item 8).
(5) Reconnect high pressure piston (figure 5-9, item 5) with new set of high pressure piston ring set (figure 5-9,
item 6). Install piston pin (figure 5-9, item 2) and piston pin retaining rings (figure 5-9, item 1).
(6) Reconnect low pressure pistons (figure 5-9, item 3) with new set of low pressure piston ring figure 5-9, item
4). Install piston pins (figure 5-9, item 2) and piston pin retaining rings (figure 5-9, item 1).
(7) Fill compressor with oil, being sure not to over fill. Replace oil fill plug (figur e 5-9, item 7).
b. Cylinder Reassembly
(1) Low Pressure Cylinder Reassembly
(a) Reposition new cylinder flange gaskets (figure 5-8, item 4) on to crankcase (figure 5-8, item 3).
(b) Replace low pressure cylinders (figure 5-8, items 1) on to crankcase (figure 5-8, item 3) and tighten down
hex cap screws (figure 5-8, item 2) down to 144 in. lbs. (25,718 gr. cm.).
(2) High Pressure Cylinder Reassembly
(a) Reposition new cylinder flange gasket (figure 5-8, item 4) on to crankcase (figure 5-8, item 3).
(b) Replace high pressure cylinder (figure 5-8, item 5) on to crankcase (figure 5-8, item 3), and tighten down
hex cap screws (figure 5-8, item 2) down to 144 in. lbs. (25,718 gr. cm.).
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