TROUBLESHOOTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMPTOM

 

 

 

POSSIBLE CAUSE

 

 

 

 

 

 

CORRECTIVE ACTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor will not start.

 

 

 

1.

Low voltage.

 

 

 

 

 

 

1.

Check power line for proper voltage.

 

 

 

 

 

 

2.

Open circuit in motor or loose

 

 

2.

Inspect all lead connections on motor for loose or

 

 

 

 

 

 

 

connections.

 

 

 

 

 

 

 

open connections.

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor will not start; fuses

 

 

1.

Short circuit in line cord or

 

 

1.

Inspect cord or plug for damaged insulation and

 

 

or circuit breakers blow.

 

 

 

plug.

 

 

 

 

 

 

 

 

shorted wires.

 

 

 

 

 

 

2.

Short circuit in motor or loose

 

 

2.

Inspect all connections on motor for loose or short-

 

 

 

 

 

 

 

connections.

 

 

 

 

 

 

 

ed terminals or worn insulation.

 

 

 

 

 

 

3.

Incorrect

fuses

or

circuit

 

 

3.

Install correct fuses or circuit breakers.

 

 

 

 

 

 

 

breakers in power line.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor fails to develop full

 

 

1.

Power line overloaded

with

 

 

1.

Reduce load on power line.

 

 

power (power output of

 

 

 

lights, appliances, and other

 

 

 

 

 

 

motor decreases rapidly

 

 

 

motors.

 

 

 

 

 

 

 

 

 

 

 

with decrease in voltage

 

 

2.

Undersized wires

or

circuits

 

 

2.

Increase wire sizes or reduce length of wire.

 

 

at motor terminals).

 

 

 

too long.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

General

overloading

of

 

 

3.

Request a power check from the power company.

 

 

 

 

 

 

 

power company facilities.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor overheats.

 

 

 

1.

Motor overloaded.

 

 

 

 

 

1.

Reduce load on motor.

 

 

 

 

 

 

2.

Air circulation

through

the

 

 

2.

Clean out motor to provide normal air circulation.

 

 

 

 

 

 

 

motor restricted.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Motor stalls (resulting in

 

 

1.

Short circuit in motor or loose

 

 

1.

Inspect connections on motor for loose or shorted

 

 

blown fuses or tripped

 

 

 

connections.

 

 

 

 

 

 

 

terminals or worn insulation.

 

 

circuit).

 

 

 

2.

Low voltage.

 

 

 

 

 

 

2

Correct the low voltage conditions.

 

 

 

 

 

 

3.

Incorrect

fuses

or

circuit

 

 

3.

Install correct fuses or circuit breakers.

 

 

 

 

 

 

 

breakers in power line.

 

 

 

 

 

 

 

 

 

 

 

4.

Motor overloaded.

 

 

 

 

 

4.

Reduce load on motor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Machine slows

when

 

 

 

Applying too much pressure

 

 

 

Feed workpiece slower.

 

 

operating.

 

 

 

 

to workpiece.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blade does not run even-

 

 

1.

Tracking

is

not

adjusted

 

 

1.

Adjust tracking.

 

 

ly on wheels or runs off.

 

 

 

properly.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Wheels are not co-planar.

 

 

2.

Adjust wheel co-planarity.

 

 

 

 

 

 

 

 

 

 

 

 

 

Blade does not cut even-

 

 

1.

Blade tension is incorrect.

 

 

1.

Adjust tension.

 

 

ly

 

 

 

2.

Tooth set is uneven.

 

 

 

 

2.

Replace blade, or have it professionally sharp-

 

 

 

 

 

 

3.

Teeth are sharper on one

 

 

 

ened.

 

 

 

 

 

 

 

side than the other.

 

 

 

 

3.

Replace blade, or have it professionally sharp-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ened.

 

 

 

 

 

 

 

 

 

 

 

 

 

Ticking sound when the

 

 

 

Blade weld contacting sup-

 

 

 

Use file or stone to smooth and round the back of

 

 

saw is running.

 

 

 

 

port bearing.

 

 

 

 

 

 

 

the blade.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blade contacting

table

 

 

1.

Excessive

side

pressure

 

 

1.

Reduce side pressure.

 

 

insert.

 

 

 

 

when cutting.

 

 

 

 

 

 

2.

Adjust table.

 

 

 

 

 

 

2.

Table improperly adjusted.

 

 

3.

File the table insert opening larger.

 

 

 

 

 

 

3.

Opening in insert too narrow.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Excessive vibration.

 

 

1.

Wheels not co-planar.

 

 

 

 

1.

Adjust wheels co-planar.

 

 

 

 

 

 

2.

Tires incorrectly installed.

 

 

2.

Re-install tires.

 

 

 

 

 

 

3.

Bent or worn out blade.

 

 

 

3.

Replace blade.

 

 

 

 

 

 

4.

Wheels out of balance.

 

 

 

4.

Replace wheels.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G1052 9" Bandsaw

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Grizzly G1052 instruction manual Troubleshooting, Symptom Possible Cause Corrective Action