Make sure electrical power is shutoff.
Remove nut (1) and washer (2) and remove items (3 thru 10) as an assembly. Belt (7) will now be free.
Remove nut (3) and washer (4) and slide eccentric shaft (5) out of fan (6).
Remove socket head screw (8) and washer (9) and pull sheave (10) out of compressor housing. Key (11) may now be
removed, if necessary.
Repair by replacement of damaged or missing hardware.
Replace worn or frayed belt (7).
Place key (11) in the key slot in the crankshaft and slide sheave (10) on the shaft. Secure with washer (9) and socket head
Install shaft (5) in fan (6) and install washer (4) and nut (3). Do not tighten nut (3) more than hand tight at this time.
Insert shaft (5) into belt (7) and place belt (7) over sheave (10), Install shaft (5) through the bore in compressor housing and
secure with washer (2) and nut (1). Now, tighten nut (3) securely.
Change 12 4-293