Ariens ST T8 Service Manual page 22

924 series
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Speed Selector
To adjust the speed selection linkage:
1. TIp unit forward onto auger housing.
2. Put speed selector into reverse.
3. At the speed selector linkage, pull the pin and
disconnect the shift rod.
4. Pull shift rod toward control panel until it stops.
5. Adjust length at shift rod jam nut to allow the shift
rod to align with the speed selector linkage.
6. Insert shift rod into linkage and replace pin.
Drive Chain
Chain should be taut with little or no play in it. To
compensate for looseness or excessive tightness in
drive chain:
1. Put unit into the Upright Service Position.
2. Loosen two nuts on Reduction Shaft (Figure 11).
3. Adjust reduction sprocket up or down in slot to
obtain proper tension (chain should be snug).
4. Retighten both nuts. Torque to 170-180 inch lbs.
Chain interference with the Bearing Flange on Hex
Shaft can occur if there is no washer between sprocket
and bearing. Make sure washer is installed.
NOTE: Check interlock mechanism to ensure proper
operation by checking both clutches to be sure they
operate freely without binding.
1. Reduction Shaft Nut
2. Reduction Sprocket
Figure 11
4 - 22

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