Troubleshooting, Adjustment,& Service

TROUBLESHOOTING

WARNING

This section provides troubleshooting and service instructions. Locate the problem and check the possible cause/remedy in the order listed.

Also, refer to the engine manufacturer's Owner's Manual for additional information.

Before performing any adjustment or service to snowthrower, stop the engine and wait for moving parts to stop. Remove the key. To prevent accidental starting, disconnect the spark plug wire and fasten away from the plug.

For problems not covered here, contact your local deal- er.

PROBLEM

Engine fails to start.

Engine starts hard or runs poorly.

Auger does not rotate.

 

 

POSSIBLE

CAUSE

 

 

 

 

REMEDY

1.

Key is OFF.

 

 

 

1.

Push

key in to the ON position.

2.

Failure

to prime cold

engine

2.

Press Primer Button twice and restart.

3.

Fuel

valve is in CLOSED

position.

3.

Turn valve to OPEN position.

4.

Out

of fuel.

 

 

 

4.

Fill fuel

tank.

 

 

 

5.

Choke OFF - cold engine.

5.

Turn choke

to ON.

 

 

 

 

 

 

 

 

6.

Turn choke to OFF; try starting.

6.

Engine

flooded.

 

 

7.

Check

gap. Gap plug, clean elec-

7.

Spark

plug not sparking.

 

 

trode,

or replace plug as necessary.

 

 

 

 

 

 

 

8.

Drain tank

(Dispose

of fuel at an

8.

Water

in fuel,

or old fuel.

 

 

authorized

hazardous waste facility).

 

 

 

 

 

 

 

 

Fill with

fresh

fuel.

 

9.

On/Off

switch

Off.

 

 

9.

Turn switch

to

ON.

 

1.

Fuel

mixture too rich.

 

1.

Move choke to OFF position.

2.

Carburetor adjusted

incorrectly.

2.

See your dealer for adjustments.

3.

Spark

plug faulty, fouled,

or gapped

3.

Clean

and gap, or replace.

 

improperly.

 

 

 

 

 

 

 

 

 

 

 

4.

Fuel cap vent is blocked.

 

4.

Clear

vent.

 

 

 

 

1.

Auger

control

not engaged.

1.

Engage

auger

control.

2.

Foreign matter

blocking

auger.

2.

STOP

engine

and REMOVE the key.

 

 

 

 

 

 

 

 

DISCONNECT the spark plug wire.

 

 

 

 

 

 

 

 

Clear auger using clean-out tool. See

 

 

 

 

 

 

 

 

warning

in SAFETY

RULES.

 

 

 

 

 

 

 

3.

Tighten

to remove slack. See auger

3.

Auger drive clutch cable slack.

 

clutch

cable

adjustment.

 

 

 

 

 

 

 

4.

Check

auger

drive

belt adjustment.

4.

Auger

drive belt slipping.

 

5.

Replace

belt.

 

 

5.

Broken

belt.

 

 

 

6.

Replace

shear

pin.

 

6.

Shear

pin broken.

 

 

 

 

 

 

 

 

 

 

20

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Simplicity 7800084, 7800085, 7800138, 7800086, 7800087 manual Troubleshooting, Problem, Possible Cause Remedy
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