Ariens Sno-Thro 921001 - ST824E User Manual download pdf (Page 28)

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2. Tip housing and frame back together and secure

with hex bolts.

3. Place belt onto engine sheave.

4. Reposition and secure belt fingers.

IMPORTANT: With clutch lever engaged, belt finger on

the side opposite the belt idler should be less than

1/8 in. (3 mm) from belt, but not touching the belt.

Adjust belt finger as necessary.

5. Check adjustment. See Attachment Clutch/Brake

Adjustment on page 24

6. Reconnect chute crank and secure with spring

clip. Reconnect chute lock cable and deflector

cable.

7. Replace belt cover.

TRACTION DRIVE BELT REPLACEMENT

NOTE: Replacement will be easier with housing and

frame tipped apart and bottom cover off.

1. Remove attachment drive belts (see Attachment

Drive Belt Replacement on page 27).

2. To gain belt clearance, remove swing gate spacer

and slide drive plate over so that finger clears

stop hole in frame and can swing past it. See

Figure 45.

3. Pull idler away from traction drive belt and

remove belt from idler pulley, engine sheave and

driven pulley (it may be necessary to turn engine

pulley using recoil handle).

4. Install new traction drive belt onto attachment

pulley and engine sheaves.

5. Swing drive plate toward friction disc until finger

lines up with stop hole in frame. Slide drive plate

over, inserting finger into stop hole. Reinstall

drive plate spacer.

NOTE: Make sure the drive plate assembly return

spring remains connected to the frame and nylon

bushing is in drive plate pivot hole.

6. Replace attachment drive belt (See Attachment

Drive Belt Replacement on page 27).

FRICTION DISC REPLACEMENT

1. Shut off engine, remove key, disconnect spark

plug wire and allow unit to cool completely.

2. Place unit into service position on a level surface.

3. Remove both wheels.

4. Remove bottom cover by removing six hex bolts.

WARNING: AUGER / IMPELLER MUST

STOP within 5 seconds when attachment

clutch lever is released or unit damage or

serious injury may result.

Figure 44

OS7198

1.Traction Drive Belt

2.Engine Sheave

3.Attachment Drive Belts

4.Belt Finger

5.Attachment Belt Idler

6.Attachment Idler

Adjustment Nut

7.Traction Belt Idler

Figure 45

OS7144

1. Spacer

2. Drive Plate Assembly

3.Traction Belt Idler

4.Attachment Drive Belts

5.Traction Drive Belt

6.Engine Sheave

7.Friction Disc

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Ariens Sno-Thro 921001 - ST824E User Manual Page 28

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