Section 4 - ADJUSTMENTS & REPAIR
WARNING
DO NOT attempt any adjustments, maintenance, service or repairs with the engine running. Stop engine. Stop blade. Engage parking brake. Remove key. Remove spark plug wire from spark plug and secure away from plug. Engine and components are HOT. Avoid serious burns; allow all parts to cool before working on machine. Fuel Filler Cap and Vent must be closed securely to prevent fuel spillage.
4.3.7.MOWER DECK ADJUSTMENT (LEVELNESS)
Before making deck leveling adjustments, check the tire pressure. Check tires and add or release air
UP
DOWN
ECCENTRIC
FIGURE 4.9
LOOSEN SHOULDER BOLT
as needed to bring pressure to 12 P.S.I. in front and 12 P.S.I. in rear tires. If tires are properly inflated and mowing is still uneven, adjust
1.Place YARD CRUISER on a smooth level surface.
2.Turn engine off and remove key, remove spark plug wire(s) from spark plug(s) and secure wire(s) away from plug(s).
3.Place a piece of angle iron, pipe, or similar object under center of deck at the rear.
4.Remove rear hanger chains and allow center, rear of deck to rest on angle iron.
5.Measure the distance from blade tips to floor. If the measurement is within 1/8” from
| SINGLE BLADE DECK |
SIDE | SIDE |
X | |
| ANGLE IRON |
FIGURE 4.8
6.Loosen the shoulder bolt that retains the eccentric.
7.Turn eccentric “UP” or “DOWN” as required until blade tips are within 1/8” of the same distance from the floor. See Figure 4.9.
8.Tighten shoulder bolt loosened in Step “f”.
9.Readjust rear hanger chain pivots to align with holes in support brackets.
10.Reconnect hanger chains, remove angle iron, pipe, etc. and recheck side to side level. Adjust either chain as needed to result in blade tips being within 1/8” of the same distance from the floor.
11.Proceed to check front to rear deck pitch.
4.3.8. MOWER DECK ADJUSTMENT (LEVELNESS) Front to Rear Deck Pitch (33” Deck)
With the YARD CRUISER on a smooth, level surface, rotate blade until blade tips are at front and rear of deck. Measure the distance from blade tips to floor. The distance should be the same, or the rear 1/4” lower than the front. If the rear blade tip is higher or is more than 1/4” lower than the front, proceed with adjustment.
1.Remove rear hanger chains.
2.Turn each hanger pivot the same number of rotations on the
3.Reinstall rear hanger chains and measure blade tips again.
4.Repeat steps “a” through “c” until proper levelness is obtained.
FRONTREAR
SIDE VIEW OF DECK
ROTATE HANGER
PIVOT UP TO RAISE
DECK OR DOWN TO
LOWER DECK
REAR LIFT ARM
FIGURE 4.10
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