2 engine removal, 3 engine installation – Ariens 939 SNO-THRO 939001 User Manual

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7.2 ENGINE REMOVAL

Figure 22

1. Drain gasoline.

2. Separate blower housing from frame (see Figure

7).

3. Block frame front and back so it will not tip.

4. Remove belt cover.

5. Remove attachment belt and drive belt from the

6. Remove bolt, lock washer, and flat washer

securing pulleys to engine shaft.

7. Loosen and slide pulleys off engine shaft.

8. If the unit has a bracket at the top of the engine for

chute/deflector controls, unbolt it.

9. If the unit is equipped with electric starting, remove

the starter.

10.Remove the four mounting bolts from the engine

base.

11.Lift engine from mounting base and set to side.

7.3 ENGINE INSTALLATION

Figure 22

1. Block frame so it will not tip.

2. Position engine in frame.

3. Insert mounting bolts and tighten.

4. If equipped with electric start, install the starter.

5. Re-attach any brackets for chute/deflector controls.

6. Install pulleys on engine shaft.

7. Install belts. For instructions, see "Attachment

8. Adjust engine pulleys to align with attachment and

drive pulleys.

9. Tighten pulleys

10.Install belt cover.

11.Connect blower housing to frame.

CAUTION: Remove fuel from fuel tank before
removing engine.

Figure 22

11 12

1. Frame
2. Engine
3. Engine Shaft
4. Belt Cover
5. Belt Finger
6. Drive Pulley
7. Drive Belt
8. Attachment Pulley
9. Attachment Belt

10. Flat Washer
11. Locking Washer
12. Bolt
13. Engine Mounting Bolt

(typical of 4)

PS0330-1
)S7350

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