Engine Maintenance
75
Model 50 Compressor Belt
Replacement
Removal
1. Loosen the back-up hex on the belt tensioner
compression spring adjustment screw.
2. Move the hex nuts on the compression spring
adjustment screw to relieve belt tension.
3. Support the compressor and unbolt the
compressor form the flywheel housing (leave
the refrigeration lines connected).
4. Swing the compressor assembly away from
the flywheel housing.
5. Remove the belts through the gap between the
clutch and the flywheel.
Installation
1. Install the belts on the clutch pulley through
the gap between the clutch and the flywheel.
2. Place the compressor in position and install
the mounting bolts.
3. Adjust the hex nuts on the compression spring
adjustment to tighten the belts to 79 on the
belt tension gauge.
4. Tighten the back-up hex nut on the belt
tension compression spring adjustment screw.
1. Condenser Fan Pulley 7. Electric Motor
2. Condenser Fan 8. Compressor Pulley
3. Condenser Inlet Ring 9. Compressor Belts
4. Idler Pulley 10. Belt Tension Adjustment Idler
5. Fan Belt 11. Alternator Belt
6. Water Pump Belt 12. Alternator
Figure 51: Model 50 Belt Arrangement
AGA223
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