Adjusting Mower Wheels

CAUTION: Avoid Injury! 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: Avoid damage! 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. (See Tire Pressure in SPECIFICATIONS section).

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:

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

7. Adjust mower wheels to correct height:

   • 
     MXT014257-UN-21MAY15

     42A Mowers - Remove carriage bolt (A) and nut (B). Move wheel (C) to desired hole position. Install wheel to deck with carriage bolt and nut. Tighten nut to specifications.

     Item	Measurement	Specification
     42A Mower - Wheel Carriage Bolt	Torque	34 N·m (25 lb·ft)

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   • 
     MXAL45976-UN-09APR13

     42M Mowers - Remove shoulder bolt (A) and nut (B). Move wheel (C) to desired hole position. Install wheel to deck with shoulder bolt and nut. Tighten nut to specifications.

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

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   • 
     MXT014258-UN-27MAY15

     48A mower shown

     48A and 54A Mowers - Pull J-pin (A) and move wheel assembly (B) to proper hole position. Release J-pin to lock wheel assembly in position.

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