Ariens 988811 Owner's Manual page 25

.8mm (.030 in.)
Loosen hardware and adjust detent plate,
if necessary.
Figure 14
REPLACE TRANSMISSION BELT
1. Stop the engine. Remove ignition key.
Put PTO switch in the "OFF" position.
Put the shift lever in neutral.
2. Remove mower drive belt from mower
clutch sheave. See 36" BELT
REPLACEMENT on page 25 or 48"
BELT REPLACEMENT on page 26.
3. Loosen idler pulley mounting bolt and
slide idler pulley away from the belt
(Figure 15).
4. Loosen one and remove one engine
mounting bolt and turn the clutch stop
away from the clutch. Save the
hardware.
5. Remove old transmission belt from
mower clutch sheave and transmission
sheave.
6. Install new transmission belt in the top
groove of the clutch hub and on the
transmission sheave.
7. Slide idler pulley to the belt to tension it,
and then tighten the mounting bolt to
hold the position. (Figure 15).
8. Reposition clutch stop, replace engine
bolt, and torque both engine bolts to 17
lbf-ft (23 N•m).
9. Reinstall mower drive belt on mower
clutch sheave.
1
6
1. Transmission
Belt
2. Transmission
Sheave
3. Transmission
Belt Idler
4. Transmission
Belt Idler
Mounting
Hardware
36" BELT REPLACEMENT
4
1
3
1. Belt
2. Idler Spring
3. Deck Sheave
1. Stop engine, remove key and wait for all
hot parts to cool.
GB - 25
2
7
5. Mower
Clutch
Sheave
6. Clutch
Bracket
Mounting
Hardware
7. Clutch
Bracket
Figure 15
2
4. Mower
Clutch
Sheave
5. Deck Idler
6. Idler Arm
Figure 16
3
4
5
5
6
3