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4. Raise wheel off ground enough to allow belt removal.
Note: Make sure that the mud and grass scraper is adjusted
properly and centered in the pulley grooves (see page 34).
The pointed part of the scraper should be centered and as
deep in the pulley groove as possible, without rubbing at
any point.
5. Replace the drive belt.
6. Secure shield with previously removed bolt and tighten
bolts (Fig. 45).
7. Secure brake rod to brake arm with hairpin cotter
(Fig. 45).
3
4
Figure 45
1. Hairpin cotter
2. Brake rod
Replacing the Traction Belt
1. Stop the engine, set the parking brake and remove the
spark plug wire(s).
2. Raise the rear of the machine and hold with jack stands.
3. Remove mower belt (Fig. 49).
4. Loosen pivot bolt enough to slide idler pulley in slot
and remove traction belt from the engine and drive
pulleys.
5. Install new belt around engine and drive pulleys
(Fig. 46).
6. Slide idler pulley in engine frame to tension traction
belt (Fig. 46).
7. Install the mower belt (Fig. 49).
8. Check the belt guides under the engine frame for proper
adjustment (Fig. 46). The distance between the belt
guide and mower belt should be 1-1/4 in. (32mm) when
mower belt is engaged. Adjust as necessary. The
disengaged belt should not drag or fall off pulley when
guides are properly adjusted.
1
2
m–3793
3. Shield
4. Drive belt
32
3
4
2
Figure 46
1. Idler in slot
2. Belt guide
Replacing the Mower Belt
1. Disengage the power take off (PTO), set the parking
brake, and turn the engine off.
2. Remove the knobs and belt cover on mower.
3. Remove idler pulley and then remove worn belt
(Fig. 47).
4. Install the new belt.
5. Install the idler pulley.
6. Engage PTO and check belt tension. See Adjusting
Mower Belt Tension, page 33.
Note: Proper belt tension is 10–15 lbs. with the belt
deflected a 1/2 in. (13mm) halfway between pulleys
(Fig. 47).
2
1
Figure 47
1. Belt (1/2 in. [13mm]
Deflection)
1
2
m–4726
3. 1-1/4 in. (32 mm)
4. Mower belt
1/2 in.
(13mm)
M–4750
2. Idler Pulley
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