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Ariens 915131-Zoom 34 Owner's Manual page 25

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REPLACING PTO BELT
Remove
(Figure
20)
1. Lower mower deck to the ground.
2. Remove belt covers from mower deck.
CAUTION:
Use care when
releasing idler spring tension.
Keep body parts well away from
idler when performing this
operation.
3.915131 :Disconnect
the PTO actuator
cable from the deck idler arm.
4. Pull idler arm towards outside of unit
until tension is removed from PTO belt.
5. Remove PTO belt from left mower deck
pulley.
6. Slowly release idler arm until tension is
removed from idler spring.
7. Remove PTO belt from mower deck and
engine drive pulley.
915131
2
4
3
1. PTO Actuator Cable
2.
Deck Spindle
3. Engine Drive Pulley
4.
Deck Idler
5. PTO Belt
Figure 20
915141, 143
1
4
\
1. Deck Spindle
2. Engine Drive Pulley
3. Deck Idler
4.
PTO Belt
Figure 21
Install
(Figure
20)
NOTE: Do not install PTO belt on left mower
deck pulley in step 1.
1. Install PTO belt on engine drive pulley
and mower deck.
2. Pull idler arm towards outside of unit
until PTO belt can be routed around left
mower deck pulley.
3. Slowly release idler arm until idler pulley
rests firmly against PTO belt.
915131 : Connect the PTO actuator cable to
the deck idler arm.
a. Insert a shim of 0.10" (the thickness
of 12-gauge steel) between the roller
on the idler arm and the deck sheave.
With the shim in place, pull the
actuator cable taut and then tighten
the cable adjustment nuts against the
cable mount bracket to hold the
setting.
b. Remove the shim and check for a gap
between the roller and the deck
sheave.
4. Install belt covers on mower deck.
NOTE: Ensure that belt is still positioned in
the groove of the sheave after belt covers are
installed.
GB - 25

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