Mower Belt Replacement - Craftsman ZTS 7500 Manual Del Operador

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Starting Position Max 1/4 Turn Max 1/4 Turn
to Lower the to Raise the
Front of the Front of the
Mower Mower
Figure 36. Orient Blades Front-to=Back
Front To Back Leveling
If the cut is uneven, the mower may need leveling.
Unequal or improper tire pressure may also cause an
uneven cut. See CHECK TIRE PRESSURE.
1. Turn the blades front-to-back as shown in Figure 36.
Measure the distance from the ground to front tip of
center blade, and from ground to rear tips of left hand
and right hand blades (Figures 36 & 40). Front tips
should be 1/8"-1/4" (3-6 mm) higher than rear tips. If
not, proceed to step 2.
2. To raise or lower the front of mower deck, loosen lock
nut (A, Figure 40 inset) and turn eccentric nut (B).
3. Recheck measurement before tightening lock nut (A)
against bracket.
Figure 40. Front-to=Back Leveling
A. Lock Nut
B. Eccentric Nut
MOWER BELT REPLACEMENT
Mower Drive Belt Replacement
1. Park the rider on a level surface. Disengage the PTO,
turn off the engine and set the ground speed control
levers to PARK. Remove the key.
2. Use the idler pulley arm (K, Figure 41) to release belt
tension and remove the mower drive belt (F) from the
PTO pulley (G).
3. Remove the belt from the remaining deck pulleys.
Note: It is not necessary to remove the mower deck.
4. Install the new belt (F) as shown in Figure 38.
Arbor Drive Belt Replacement
Contact a Sears Parts & Repair Center for replacement
of the arbor drive belt (A, Figure 41).
Figure 41. PTO Belt Routing
A. Arbor Drive Belt
B. Right Arbor Pulley
C. Arbor Idler Pulley
D. Center Arbor Pulley
E. Left Arbor Pulley
F. Mower Drive Belt
G. Engine PTO Pulley
H. Mower Drive Pulley
I. Mower Idler Pulley
J. Backside Idler Pulley
K. idler Pulley Arm
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