Harbor Freight Tools 98198 Sander User Manual


 
SKU 98198 For technical questions, please call 1-800-444-3353. Page 20
Troubleshooting
Problem Possible Causes Likely Solutions
Tool will not
start or trips the
breaker.
 1.
Start capacitor is faulty.2.
Motor connection incorrectly 3.
wired.
Power supply is faulty, or is 4.
switched off.
Safety switch key is at fault. 5.
6.
Centrifugal switch faulty.7.
Cable or wiring is open or has 8.
high resistance.
Motor is at fault. 9.
Test plug and outlet for good contact and 1.
correct wiring.
Test capacitor and replace if necessary.2.
Correct motor wiring. 3.
Make sure hot lines and grounds are 4.
operational and have correct voltage on all
legs.
Install or replace safety key, or replace switch 5.
assembly.
6.
Adjust or replace centrifugal switch. 7.
Check for disconnected or corroded 8.
connections, troubleshoot wires for internal or
external breaks, then repair or replace wiring.
Test, then repair or replace the motor.9.
Machine stalls or
is underpowered
Wiring workpiece material. 1.
 2.
Run capacitor is faulty.3.
Filter bags are at fault4.
V-belts are slipping. 5.
Plug or outlet is at fault. 6.
Motor connections are wired 7.
incorrectly.
Motor bearings are at fault. 8.
Motor has overloaded. 9.
Motor has overheated. 10.
Centrifugal switch is at fault.11.
Motor is at fault. 12.
Only process wood with proper moisture 1.
content and having no glues or resins.
Ensure hot lines and grounds are operational 2.
and have correct voltage on all legs.
Test capacitor and replace if necessary.3.
4.
Replace bad belts, align pulleys, and re-5.
tension the V-belts.
Test power plug and outlet for good contact 6.
and correct wiring.
Correct motor wiring. (See Wiring Diagram 7.
Pg. 19.)
Rotate motor shaft for noisy or burnt bearing, 8.

Use sandpaper of the proper grit and reduce 9.

10.
and reduce workload on machine.
11.
12.