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1
Figure 62
Top View
1. Deck Belt
2. Idler Arm
6. Reinstall the PTO drive belt. Refer to Replacing the
PTO Drive Belt, page 45.
Replacing the PTO Drive Belt
Squealing when the belt is rotating, blades slipping when
cutting grass, frayed belt edges, burn marks and cracks are
signs of a worn drive belt. Replace the PTO drive belt if
any of these conditions are evident.
1. Stop the engine, set the parking brake, remove the key
and disconnect the spark plug wire(s) from the spark
plug(s).
2. Remove the clutch retaining strap from machine frame
and unplug clutch terminal from wire harness
(Fig. 63).
3. Remove PTO drive belt from rear idler arm and front
idler pulley assembly. Remove the PTO drive belt
(Fig. 63).
4. Place new drive belt over clutch, around rear idler
pulley, installed into rear idler arm assembly, installed
into front idler pulley assembly and onto top center
pulley (Fig. 63).
Important
Check the amount of twist in belt between
pulleys. Make sure it is only what is specified in figure 63.
5. Install clutch retaining strap and plug clutch terminal
into main wire harness (Fig. 63).
4
2
3
M–4312
3. Idler nuts
4. Idler adjusting nut
45
6
6
4
2
7
m–4451
1
Figure 63
1. Clutch
2. Clutch retaining strap
3. clutch Terminal
4. PTO belt
6. Check belt tension. The center bolt of spring loaded
idler must be between the two alignment holes in left
support plate (Fig 64).
Note: Check position of center bolt in Low Height of Cut.
The center bolt must be at or below the top alignment
hole.
Check position of center bolt in a High Height of Cut. The
center bolt must be at or above the lower adjustment hole
(Fig 64).
1
Figure 64
1. Center bolt, spring loaded
idler
5
3
M–4373
5. Machine Frame
6. 1/4 in. Belt Twist
7. 1/8 in. Belt Twist
2
M–4417
2. Alignment hole
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