Removing or Installing Mower Drive Belt at Engine Drive Sheave (107 cm [42 in.], 122 cm [48 in.] and 137 cm [54 in.] Mower Deck)

1. Park machine safely. (See Parking Safely in SAFETY section.)

2. Put lift lever in lowest position.

3. Component is spring-assisted and under tension. Injury can occur if spring-assisted component is released suddenly.

   
   APY18572-UN-24JUL19

   Put a 15 mm (0.59 in.) closed wrench or a socket on the idler sheave nut (A) and rotate clockwise to move idler sheave toward front of tractor and hold to release belt tension.

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4. Remove belt (B) from drive sheave (C) and release tension on sheave nut (A).

5. To install the belt on the drive sheave, rotate idler sheave nut clockwise to move idler sheave toward front of tractor and install belt on drive sheave.

6. Release idler sheave nut to tighten belt.