C15 and C18 – Belts – Adjust – If Equipped

Adjustment Procedure

Illustration 1 g02519158
Belt tensioner

(1) Adjustment bolt

(2) 46 mm (1-13/16 inch) jamming locknut (jam nut)

(C) 22 mm (0.87 inch)

Use the following procedure to adjust the belts.

 

  1. Using tooling (A) wrench, loosen the jam nut (2) .Note: See Illustration 1, dimension (C) .

 

  1. Loosen the adjustment bolt (1) .

 

  1. Tighten the adjustment bolt (1) . Use tooling (B) to ensure that belt is tensioned according to table 2.

 

  1. Tighten the jam nut to a torque of 200 ± 25 N·m (148 ± 18 lb ft)
Table 2
Fan Drive Belt Adjustment
Belt Tension (Initial) Belt Tension (Used) (1)
801 ± 44 N (180 ± 10 lb) 378 ± 44 N (85 ± 10 lb)
( 1 ) Belt with over 30 minutes of operation at a rated speed
Posted in C18

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