4.5
Continued
8)
Clean any grit or foreign material from ring groove and remove any raised sharp edges with a honing
stone. Install a new oil ring and then the new compression ring over top of piston carefully as they
may snap if expanded too much. They should move freely in their respective ring grooves of the
piston after installation.
9)
Reassemble piston/piston pin/piston pin lock ring/ connecting rod combination with new parts as
required and replace into cylinder bore taking care not to damage piston rings by jamming. A
coating of oil may help.
10) Replace connecting rod into bearing and secure with connecting rod cap and connecting rod cap
bolts.
11) Replace compressor bottom plate and bottom plate capscrews.
12) Refill compressor crankcase with required type and amount of oil and follow directions for reinstalling
compressor.
4.6
Compressor Bolt Torquing - Bolt torquing specifications are as follows:
All 5/16 - 18 compressor bolts; 17 ft. - lbs.
All 3/8 - 18 compressor bolts; 32 ft. - lbs
4.6.1
Inspection of the Unit - The unit should be given a thorough checking and cleaning prior to the cooling season.
Organize and follow a good preventative maintenance schedule.
4.7
Lubrication - The bearings of the fan and fan motor are pre-lubricated. These bearings are sealed for "lifetime
operation".
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