Thermo King SLXi Spectrum, Maintenance Manual

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Engine Maintenance 9-37
Blower Belts - Upper and Lower Poly-V Groove Belt Replacement on SL Units and Upper
Belt Only on SLX, SLXe, SLXi
WARNING: The belt tension device is spring loaded. It is strongly recommended to use tension pawl lock and hold tool - to
avoid accidental entrapment of hands, fingers and clothing.
SLe Belt Replacement
1. Place the tensioner tool socket over the head of the tensioner pivot bolt. Screw the tool fixing bolt into the tensioner base.
Make sure that the tensioner tool is secured tightly in position.
2. With a 19 mm wrench turn the tool until belt tension is released, engage tool pawl to lock the tool with the belt tension in a
loose position and the belt is slack enough to be removed. Do not tighten the tensioner assembly more than needed to remove
the belt. Remove the wrench as a safety precaution.
WARNING: Do not put fingers between the belt and the tensioner assembly.
3. Remove the old belt and install the new belt correctly on the pulleys - taking care over the belt routing
4. Use a 19mm wrench and the pawl release mechanism and carefully release the tensioner assembly checking the belt is
correctly set in the Poly-V Grooves
5. Remove the tensioner tool.
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