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.
4.2.3.MOWER DECK ADJUSTMENT
Before making deck leveling adjustments, check the tire pressure. Front tires 12 PSI, rear tires 12 PSI. If tires are properly inflated and mowing is still uneven, adjust
1.Place Rider on a smooth level surface.
2.Follow WARNING statement found on this page.
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
6.Loosen the shoulder bolt and nut retaining the left side of the front lift arm and adjuster. Only loosen the bolt and nut to the point where some tension remains but lift arm can be moved. See Figure 4.5.
7.Move lift arm up or down as required until blade tips are within 1/8” of each other. See Figure 4.6.
8.Tighten shoulder bolt & nut loosened in Step 6. Recheck both sides of deck for correct levelness.
9.Readjust rear hanger chain pivots to align with holes in support brackets. See Figure 4.6.
10.Remove angle iron, pipe, or similar object and proceed to check front to rear levelness.
4.2.3. MOWER DECK ADJUSTMENT
(Front to Rear Levelness – 25”, 28”, & 33” Decks) With the Rear Engine Rider 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 1/8” to 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. Go to Step 1.
(Front to Rear Levelness - 30” Decks)
With the Rear Engine Rider 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 1/8” to 1/4” higher than the front. If the rear blade tip is lower or is more than 1/4” higher than the front, proceed with adjustment. Go to Step 1.
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 “1” through "3” until proper levelness is obtained.
BLADE PEDAL
LOOSEN SHOULDER BOLT & NUT
LIFT
ARM
FIGURE 4.5
FLOOR
FRONT
REAR
HANGER
HAIRPINCHAIN
PIVOT
SUPPORT
BRACKET
HANGER
CHAIN
FIGURE 4.6
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