Mcculloch MC30 User Manual download pdf (Page 22)

SERVICE AND ADJUSTMENTS

RIDING MOWER

TO REMOVE MOWER

1. Place deck clutch in “DISENGAGED"

position.

2. Move mower height adjustment lift lever

forward to low er mower to its lowest

po si tion.

3. Remove mandrel cover.

4. Remove pins holding left and right front

mower suspension arms in place.

5. Remove bolt holding deck front to rear

leveling rod in place.

WARNING: TO AVOID SERIOUS INJURY, BEFORE PERFORMING ANY

SER VICE OR AD JUST MENTS:

1. Depress clutch/brake pedal fully and set parking brake.

2. Place motion control lever in neutral (N) position.

3. Place deck clutch in “DISENGAGED” position.

4. Turn ignition key to “STOP” and remove key.

5. Ensure the blade and all moving parts have completely stopped.

6. Disconnect spark plug wire from spark plug and place wire where it cannot

come in contact with plug.

TO INSTALL MOWER

Install in reverse order following instructions

in "TO REMOVE MOWER" section.

6. Remove pin holding deck lift link arm in

place.

7. Remove bolt holding deck side to side

leveling rod in place.

8. Remove belt from around pulleys.

9. Slide deck out from under side of mower.

Deck Leveling

Side to Side

Rod Bolt

Mandrel Cover

Deck Lift

Link Pin

Front Leveling

Rod Bolt

Mower

Suspension

Arm Pin

TO LEVEL MOWER HOUSING

Adjust the mower while riding mower is

parked on level ground or driveway. Ensure

tires are properly inflated. If tires are over or

underinflated, you will not properly adjust

your mower.

SIDE-TO-SIDE ADJUSTMENT

• Raise mower to its highest position.

• Measure dis tance "A" from bot tom edge

of mower to ground level at front corners

of mower.

Bottom Edge of

Mower to Ground

Bottom Edge of

Mower to Ground

• To raise the right side of the mower, tighten

lift link adjustment nut.

• To lower the right side of the mower, loosen

lift link adjustment nut.

NOTE: Each full turn of adjustment nut will

change mower height about 3/16".

• Recheck measurements after ad just ing.

FRONT-TO-BACK ADJUSTMENT

IMPORTANT: Deck must be level side-to

side.

To obtain the best cutting results, the mower

housing should be adjusted so that the front

is approximately 1/8" to 1/2" lower than the

rear when the mower is in its highest position.

Check adjustment on right side of riding

mower. Measure dis tance “F” directly in front

and behind the mandrel at bottom edge of

mower housing as shown.

Nut "G"

Nut "H"

Trunnion

• To lower front of mower housing turn nuts

“G” and “H” clockwise.

• When distance “F” is 1/8" to 1/2" lower

at front than rear, tighten nut “H” against

trunnion on front link.

• To raise front of mower housing turn nuts

“G” and “H” counter clockwise.

• When distance “F” is 1/8" to 1/2" lower

at front than rear, tighten nut “H” against

trun nion on front link.

NOTE: Each full turn of "G" will change "F"

by approximately about 3/8".

• Recheck side-to-side adjustment.

Turn nut right

to lower mower

Turn nut left

to raise mower

Adjustment Nut

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Mcculloch MC30 User Manual Page 22

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