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

Troubleshooting

PROBLEM POSSIBLE CAUSE REMEDY

Auger rotates, but snow is not thrown far enough

1.Chute deflector too low.

2.Ground speed too fast.

3.Snowthrower discharge chute clogged.

4.Auger belt loose or worn.

1.Adjust deflector as necessary.

2.Use slower speed selector setting.

3.STOP engine and REMOVE the key. DISCONNECT the spark plug wire. Clear auger using clean-out tool. See warning in SAFETY RULES.

4.Check auger drive belt adjustment

Scraper

bar

does

not clean

hard

1.

Scraper

bar

height

improperly

1.

RAISE

skid shoes

surface,

adjusted.

LOWER

scraper bar.

Scraper

bar

picks

up and throws

1.

Scraper

bar

height

improperly

1.

LOWER

skid shoes

stones

on

gravel

drive,

adjusted.

RAISE

scraper

bar.

Poor

traction

1.

Tires slipping.

1.

Check

tire pressure

and tread.

2.

Traction

lock

pins

unlocked.

2.

Lock traction

lock pins.

Auger does not stop when

auger

1.

Auger clutch cable too tight or bent.

1.

Loosen

or straighten

clutch cable.

lever

is released

2.

Auger drive belt out of adjustment.

2.

Adjust

auger

belt.

3.

Auger belt guide out of adjustment.

3.

Adjust

auger

belt guide.

4.

Free hand control

not releasing.

4.

Lubricate

free hand

linkage.

Snowthrower

does not stop when

Traction

drive clutch cable bent or too

1.

Loosen cable to remove slack or

drive

lever

is released

tight.

replace. See adjustment

procedure.

Snowthrower

does not drive

when

1.

Traction

drive clutch cable loose.

1.

Tighten

to remove slack.

See adjust-

drive

lever is engaged.

ment procedure.

2.

Drive belt loose, broken, or stretched.

2.

Replace

drive belt.

3.

Drive roller chain

damaged.

3.

Replace

chain.

4.

Traction

lock

pins

in free-wheeling

4.

Change

traction

lock pins

to INNER

position

(OUTER

hole).

hole to engage

traction drive.

5.

Friction

disc worn.

5.

Replace disc (see your dealer).

Discharge

control

is

difficult

to

1.

Gearing

needs

lubrication

1.

Oil or grease

as required.

operate.

2.

Worm gear not adjusted properly.

2.

Adjust worm gear. See adjustment

procedure.

3.

Control

rod gears

misaligned.

3.

Adjust

gear bracket.

See adjustment

procedure.

4.

Pin connecting

control shaft broken.

4.

Replace

pin.

Snowthrower

veers

to one side.

1.

Tire pressure

not equal.

1.

Check

tire pressure.

2.

One wheel is set

in free-wheeling

2.

Make certain

BOTH

traction lock pins

mode. (Traction

lock pin

is in the

are in the INNER holes (to engage

OUTER

hole).

traction

drive).

Excessive

vibration.

1.

Loose parts

or damaged

auger.

1.

STOP

engine

and REMOVE the key.

DISCONNECT the spark plug wire.

Tighten all hardware. Replace auger

if necessary. If vibration continues,

see your

dealer.

Drive fails to move snowthrower at slow speeds.

1. Traction drive out of adjustment.

1.Readjust drive, or shift speed selector setting up one speed faster.

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