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Replacing the Deck Belt
Squealing when the belt is rotating, blades slipping when
cutting grass, frayed belt edges, burn marks and cracks are
signs of a worn deck belt. Replace the deck belt if any of
these conditions are evident.
1. Stop the engine, set the parking brake, remove the key
and disconnect the spark plug wires from the spark
plugs.
2. Remove belt covers over outside spindles.
3. Loosen outer nut on spring eye bolt (Fig. 64).
3
1
4
5
6
Figure 64
Top View
1. Outer nut
2. Idler pulley
3. Idler arm
4. Spring eye bolt
4. Remove belt. Start at outside pulley and rotate off
(Fig. 65).
Note: Do not remove spring.
Caution
Spring is under tension when installed and can
cause personal injury.
Do not remove spring from spring eye bolt.
5. Remove spring loaded idler pulley (Fig. 64).
6. Route new belt through idler arm (Fig. 64).
2
7
M–4197
5. Spring
6. 9.375 .125 in.
(238 .3 mm)
7. Deck belt
48
7. Reinstall idler pulley and route belt onto other pulleys
(Fig. 65).
8. Retighten outer nut on spring eye bolt (Fig. 64).
Note: Check spring length. The spring should measure
9.375
.125 in. (238 .3 mm) when installed. Adjust if it
does not (Fig. 64).
9. Install belt covers over outside spindles.
4
2
Figure 65
Top View
1. Deck belt
2. Idler arm
3. Outside pulley
Replacing the Pump Drive Belt
Check pump drive belt for wear after every 50 hours of
operation.
1. Remove deck belt first. See Replacing the Deck Belt
on page 48.
2. Remove bolt from clutch strap and unplug clutch
electrical wire (Fig. 66).
3. Pull spring loaded idler to side. Remove traction belt
from the engine and hydro pump pulleys (Fig. 66).
4. Install new belt around engine and hydro pump pulleys
(Fig. 66).
5. Pull spring loaded idler to side and align belt. Release
pressure on spring loaded idler (Fig. 66).
6. Reinstall deck belt.
1
5
3
M–4269
4. Spring
5. Idler pulley
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