Motor

NOTE: Motors used on wood working tools are particularly susceptible to the accumulation of sawdust and wood chips and should be blown out or “vacuumed” frequently to prevent interference with normal motor ventilation.

Trouble

 

Probable Cause

 

Remedy

 

 

 

 

 

 

 

 

 

 

Excessive noise

1.

Motor

1.

Have motor checked by qualified service techni-

 

 

 

 

cian. Repair service is available at your nearest

 

 

 

 

Authorized Service Center.

 

2.

Pulley set screw is loose.

2.

Tighten set screw.

 

 

 

 

 

Motor fails to develop full

1.

Circuit overloaded with

1.

Do not use other appliances or motors on same cir-

power. NOTE: Low volt-

 

lights, appliances and other

 

cuit when using the jointer.

age (Power output of

 

motors.

 

 

motor decreases rapidly

2.

Undersize wires or circuit

2. Increase wire sizes, or reduce length of wiring. See

with decreases in voltage

 

too long.

 

“Motor Specifications and Electrical Requirements”

at motor terminals. For

 

 

 

section.

example, a reduction of

3.

General overloading of

3.

Request a voltage check from the power company.

10% in voltage causes a

 

power company facilities.

 

 

reduction of 19% in maxi-

 

 

 

 

mum power output of

 

 

 

 

which the motor is capa-

 

 

 

 

ble, and a reduction of

 

 

 

 

20% in voltage causes a

 

 

 

 

reduction of 36% in maxi-

 

 

 

 

mum power output.)

 

 

 

 

 

 

 

 

 

Motor starts slowly or fails

1.

Windings burned out or

1.

Have motor repaired or replaced

to come to full speed

 

open.

 

 

 

2.

Drive belt tension too high.

2.

Adjust belt tension

 

3.

Defective start capacitor

3.

Have start capacitor replaced

 

 

 

 

 

Motor overheats

1.

Motor overloaded

1.

Feed work slower into blade.

 

2. Improper cooling. (Air circu-

2.

Clean out sawdust to provide normal air circulation

 

 

lation restricted through

 

through motor. See “Maintenance and Lubrication”

 

 

motor due to sawdust

 

section.

 

 

accumulating inside of

 

 

 

 

motor.)

 

 

 

 

 

 

 

Motor stalls (resulting in

1.

Voltage too low to permit

1.

Request voltage check from the power company

blown fuses or tripped cir-

 

motor to reach operating

 

 

cuit breakers.)

 

speed.

 

 

 

2. Fuses or circuit breakers do

2.

Install proper size fuses or circuit breakers. See

 

 

not have sufficient capacity.

 

“Electrical Connection” section

 

3.

Circuit overloaded with

3.

Do not use other appliances or motors on same cir-

 

 

lights, appliances and other

 

cuit when using the jointer.

 

 

motors.

 

 

 

 

 

 

 

Frequent opening of

1.

Motor overloaded

1.

Feed work slower

fuses or circuit breakers

2. Fuses or circuit breakers do

2.

Install proper size fuses or circuit breakers. See

 

 

not have sufficient capacity.

 

“Electrical Connection” section

 

3.

Circuit overloaded with

3.

Do not use other appliances or motors on same cir-

 

 

lights, appliances and other

 

cuit when using the jointer.

 

 

motors.

 

 

 

 

 

 

 

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RIDGID JP0610 manual Motor