Regular Maintenance
Maintenance
Mower Belt Replacement
NOTICE
To avoid damaging belts, DO NOT PRY BELTS OVER PULLEYS.
1.Park the unit on a smooth, level surface such as a concrete floor. Disengage the PTO, engage the parking brake, turn off the engine, and remove the ignition key.
2.Lower the mower deck to its lowest cutting position and remove the mower deck guard.
3.Using a 1/2” breaker bar (A, Figure 34), place the square end in the square hole located on the end of the idler arm (B). Carefully rotate the breaker bar CLOCKWISE, which will relieve the tension on the belt exerted from the idler arm.
WARNING
Use extreme caution when rotating the idler arm with the breaker bar, due to the increased tension in the spring as the idler arm is being rotated. Injury may result if the breaker bar is prematurely released while the spring is under tension.
4.Slide the mower drive belt over the edge of the stationary idler pulley (C). Carefully release the tension on the breaker bar.
5.Remove the old belt and replace with a new one. Make sure the
6.Install the mower drive belt on the PTO pulley, the spindle pulleys and all idler pulleys except the stationary pulley (C, Figure 34). Carefully rotate the breaker bar
7.36” Models: Using the cutting height adjustment handles, adjust the cutting height of the mower deck to
NOTE: Make sure that both sides of the deck are adjusted to the same cutting height.
Measure the mower belt tensioner spring (C, Figure 36). The measurement should equal
8.Reinstall the mower deck guards.
9.Run the mower under
D |
|
C | B |
| A |
E |
|
Figure 34. Remove the Mower Belt
A.Breaker Bar
B.Idler Arm
C.Stationary Idler Pulley
D.36” Mower Deck
E.48” Mower Deck
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