Replacing Mower Drive Belt (48HC and 54HC)

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

2. Allow engine and muffler to cool completely.

3. Remove mower deck.

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

4. 
   MXAL47124-UN-16APR13

   Remove two screws (A) and the left (B) and right (C) belt covers.

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5. NOTE: Belt guides are secured with a nut at only one end, the other end is used for orientation.

   
   MXAL47125-UN-16APR13

   Unhook tensioning spring (D) from deck anchor bracket (E).

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6. Loosen bolt (F) enough to tilt guide (G) for clearance to remove belt from sheave (H).

7. Loosen fours nuts (I) enough to tilt guides (J) for clearance to remove belt from outer sheaves.

8. Remove guide screw (K).

9. Remove belt from all sheaves

10. Inspect belt for wear or damage; replace as necessary.

11. Clean top surface of mower deck and sheaves.

12. Install belt on mower deck as shown.

13. Hook tensioning spring to deck anchor bracket.

14. Pivot belt guides to correct position and tighten nuts to secure. Bolt (F) on tensioning pulley should be tightened to specification.

    Item	Measurement	Specification
    Tensioner Bolt	Torque	47 N·m (35 lb-ft)

15. NOTE: Failure to seat belt properly on sheaves may result in belt damage.

    Make sure belt is properly seated on all sheaves, and install belt shields.

16. Install mower deck.