Engine Maintenance
122
Belts
The unit uses only two belts to transfer power
from the engine and the electric motor (or
jackshaft) to the alternator and compressor.
Engine/Electric Motor (Jackshaft)
Belt
The engine/electric motor (jackshaft) belt is a 3V
belt. Use the following procedure to adjust this
belt.
1. Loosen the idler pulley mounting bolt.Loosen
the locknut on the idler pulley adjustment bolt.
This bolt is located directly above the idler
pulley on the idler pulley mounting bracket.
2. Turn the idler pulley adjustment bolt to obtain
the proper belt tension (field reset—55 to 60
on TK gauge P/N 204-427).
Tighten the locknut on the idler pulley adjustment
bolt and tighten the idler pulley mounting bolt.
Electric Motor
(Jackshaft)/Compressor Belt
The electric motor (jackshaft)/compressor belt is a
polyvee belt that also drives the alternator. Use the
following procedure to adjust this belt.
1. Loosen the alternator pivot bolt.
2. Loosen the locknut below the mounting tab on
the alternator adjustment bolt. This bolt is
located directly to the compressor side of the
alternator.
3. Turn the locknut above the mounting tab on
the alternator adjustment bolt to obtain the
proper belt tension (field reset—55 to 60 on
TK gauge P/N 204-427).
4. Tighten the lower locknut on the alternator
adjustment bolt and then tighten alternator
pivot bolt.
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