McCulloch MOWCART 66 Manual page 18

SERVICE AND ADJUSTMENTS
TO LEVEL MOWER HOUSING
Adjust the mower while riding mower is parked on level
ground or driveway. Make sure tires are properly inflated
(See side of tire for proper PSI). If tires are over or under-
inflated, 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.
• To raise the right side of the mower, tighten lift link adjust-
ment nut.
• To lower the right side of the mower, loosen lift link ad-
justment nut.
NOTE: Each full turn of adjustment nut will change mower height
about 3/16" (4,7 mm).
• Recheck measurements after ad just ing.
Bottom Edge of Mower to
Ground
A
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"
(3,1 to 12,7 mm) 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.
• To lower front of mower housing turn nuts "G" and "H"
clockwise ( ).
• When distance "F" is 1/8" to 1/2" (3,1 to 12,7 mm) lower
at front than rear, tighten nut "H" against trunnion on front
link.
• To raise front of mower housing turn nuts "G" and "H"
counterclockwise ( ).
• When distance "F" is 1/8" to 1/2" (3,1 to 12,7 mm) lower
at front than rear, tighten nut "H" against trun nion on front
link.
F
NOTE: Each full turn of "G" will change "F" by approxi-
mately about 3/8" (9,5 m).
• Recheck side-to-side adjustment.
Bottom Edge of Mower to
Ground
A
F
18
"H"
Nut
Trunnion
TO REPLACE MOWER BLADE DRIVE
BELT
MOWER DRIVE BELT REMOVAL
1. Park riding mower on a level surface.
2. Set parking brake.
3. Lower mower to its lowest position.
4. Remove mandrel cover from mower deck.
5. Remove rear engine plate from unit.
6. Remove rear belt keeper from unit.
7. Carefully roll belt over the top of the mower blade
mandrel.
8. Remove belt from idler pulleys.
Mower Drive Belt
9. Check idler pulleys to see that they rotate freely.
10. Remove belt from rear drive pulley.
MOWER DRIVE BELT INSTALLATION
Install in reverse order following instructions in "MOWER
DRIVE BELT REMOVAL" section.
"G"
Nut
Belt
Keeper
Idler Pulleys
Mandrel