Adjusting Mower Wheels

CAUTION: Rotating blades are dangerous. Before adjusting or servicing mower:

• Disconnect spark plug wire(s) or battery negative (-) cable to prevent engine from starting accidently.
• Always wear gloves when handling mower blades or working near blades.

IMPORTANT: The mower deck can be damaged if mower wheels are adjusted wrong:

• Wheels must not ride on ground supporting mower weight.
• Check wheel adjustment each time cutting height is changed.

1. Park machine safely on a level surface. (See Parking Safely in the SAFETY section).

2. Inflate tires to correct pressure.

3. Press lift pedal and lock in place.

4. Adjust cutting height.

5. Lower mower to cutting position.

6. Measure distance between mower wheels and ground surface:

   • 38 Mower - All wheels should be 3-13 mm (1/8-1/2 in.) from ground.
   • 42 Mulch Mower - All wheels should be 3-13 mm (1/8-1/2 in.) from ground.
   • 42 Mower- All wheels should be 3-9 mm (1/8-3/8 in.) from ground.
   • 48 and 54 Mowers - All wheels should be 6-13 mm (1/4-1/2 in.) from ground.
   
   

7. Adjust mower wheels to correct height:

   • 
     MXAL45976-UN-09APR13

     38 mower shown

     
     MXT005372-UN-21JUL13

     42 mulch mower shown

     38 and 42 Mowers - Remove shoulder bolt (A) and nut (B). Move wheel (C) to proper hole position. Secure with shoulder bolt and nut. Tighten nut to specifications.

     Item	Measurement	Specification
     38 and 42 Mower - Wheel Shoulder Bolt	Torque	34 N·m (25 lb-ft)

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   • 
     MXAL46362-UN-05APR13

     48 mower shown

     48 and 54 Mowers - Remove locking clip (D), pull pin (E) outward, and move wheel and shaft (F) to proper hole position. Install pin and locking clip to lock wheel in position.

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