Craftsman 351.223140 operating instructions Symptom Possible, Corrective Action

SYMPTOM

POSSIBLE

CAUSE(S)

CORRECTIVE

ACTION

Motor

will

not

run

1.

Defective

plug,

cord,

switch

or

motor

1.

Check

wiring,

replace

defective

parts

2.

Blown

fuse

or circuit

breaker

2.

Check

fuse

or

breaker,

replace

Excessive

dust

in

air

1.

Leaking

bag

or

hose

connection

1.

Check

filter

and

collector

bag

connections.

Check

collector

hose

connections

2.

Filter

or

collector

bag leaks

2.

Dust

trapped

under

bag

clamp

or

collector bag not

sealed

on

collar

Excessive

impeller

noise

1.

Large

debris

or

piece

or

wood

in

1.

Do not

vacuum

metal

materials.

Turn

impeller

housing

collector

off and

let

debris

settle

in

collector

bag.

2.

Loose

impeller

2.

Disconnect

collector

from

power

source.

Remove four screws holding motor/fan assembly to

upper blower housing. Carefully lift out motor/fan

assembly

and

lay on workbench.

Hold motor shaft from

turning using vise grips and tighten bolt holding impeller.

Excessive

motor

noise

Defective

motor

Have

motor

checked

by

qualified

motor

service

technician

Motor

fails

to develop

full

1.

Low

voltage

to

collector

caused

by

1.

Remove

other

electric

machines

or

power

or

motor

stalls

circuit

overload

appliances

from

circuit

2.

Low

voltage

to

collector

caused

by

2.

Increase

wire

gauge

size

of

extension

undersized

extension

cords

cords or

shorten

extension

cords

3.

Low

voltage

from

power

source

3.

Request

voltage

check

from

power

company

4.

Defective

motor

capacitor

4.

Replace

motor

capacitor

Motor

slow

to

start

or

fails

1.

Burned

or defective

motor

1.

Check

motor,

replace

if necessary

to reach full speed

2.

Defective

motor

capacitor

switch

2.

Check

switch,

replace

if

necessary

Motor

overheats

1.

Motor

overload

1.

Reduce

lead

by

slowing

dust

production

2.

Improper

motor

cooling

2.Clean

sawdust

from

motor

Tripping

circuit

breaker

or

1.

Motor

overloaded

1.

Reduce

load

by

slowing

dust

production

fuses

2.

Improper

capacity

of

circuit

breaker

2.

Use

proper

capacity

circuit breaker

or

or fuses

fuse