Ariens 915501 Service Manual download pdf (Page 23)

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7.2 HYDROSTATIC BELT REPLACEMENT

Remove (Figure 16)

1. Remove PTO belt.

2. Disconnect electric clutch connector.

3. Remove bracket.

4. Disconnect idler spring from anchor bolt.

5. Remove hydrostatic belt from hydrostatic

transmission pulleys, pulley, electric clutch, and

idler.

Install (Figure 16)

1. Install hydrostatic belt on idler, electric clutch,

pulley, and hydrostatic transmission pulleys.

2. Connect idler spring to anchor bolt.

3. Install bracket.

4. Connect electric clutch connector.

5. Install PTO belt.

7.3 HYDRO-GEAR FLUID

RECOMMENDATIONS

The fluids used in Hydro-Gear transaxles have been

carefully selected, and only equivalent or better

products should be used.

Typically, an engine oil with a minimum rating of 55 sus

at 210

F and an API classification of SH/CD is

recommended. A 20W-50 engine oil has been selected

for use by the factory.

7.4 HYDRO-GEAR TRANSMISSION

REMOVAL

1. Place the unit on a flat surface and remove the

negative lead from the battery and the spark plug

lead from the spark plug.

2. Remove key and spark plug wire.

3. Raise and block the unit frame on jack stands

behind of the transaxle in the frame.

4. Remove the rear wheels by removing the lug nuts

holding the wheels to the axle hub.

5. Release the transmission belt tension spring and

remove the transmission belt from the input sheave

on top of the transaxles.

6. Release the parking brake control rod by pulling

the hair pin and releasing the tension spring at

locking gear.

7. Remove the single locknut on the shift rod and

remove the shift rod from the transaxle arm. Do not

move the two jam nuts.

8. Take knob off of dump valve arm.

9. Do not remove or loosen the hardware on the

transaxle subframe at this point.

10.Support the transaxles subframe with a floor jack

from the rear of the tractor.

11.Remove the right and left anchor bolts holding the

transaxle subframe to the tractor frame and lower

jack.

12.With the transaxle assembly removed from the

units frame, place the axle assembly on a flat work

surface.

CAUTION: Use care when releasing idler

spring tension. Keep body parts well away

from idler when performing this operation.

Figure 16

1. Hydrostatic Belt

2. Hydrostatic

Transmission Pulley

3. Electric Clutch

Connector

4. Pulley

5. Bracket

6. Electric Clutch

7. Idler

8. Idler Spring

9. Anchor Bolt

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Ariens 915501 Service Manual Page 23

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