446B Backhoe Loader Caterpillar


Air Conditioner Belt - Inspect/Adjust/Replace

Usage:

446B 5BL

  • Stop the engine in order to inspect the air conditioner belt.



      Illustration 1g00105056

    1. Remove the engine access panel on the left side of the machine.



      Illustration 2g00107591

    1. Inspect the condition of the air conditioner belt and the adjustment of the air conditioner belt. The air conditioner belt should deflect 14 to 20 mm (0.55 to 0.79 inch) under 110 N (25 lb) of force.



      Illustration 3g00107592

    1. Loosen the adjusting locknut (1). Loosen the compressor bracket mounting bolt (2) .

    1. Move the compressor until the correct belt tension is reached.

    1. Tighten the adjusting locknut (1). Tighten the compressor bracket mounting bolt (2) .

    1. Recheck the belt deflection. If the amount of deflection is incorrect, repeat Step 218 to Step 6.
  • Caterpillar Information System:

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