Lincoln Electric SF2400 STATIONARY FAN IM622 - Manual (Page 24)

D-1 TROUbLEShOOTING D-1
SF2400 STATIONARY FAN
Observe all Safety Guidelines detailed throughout this manual
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
SYMPTOM PRObLEM SOLUTION
Motor does not start.
Motorhums, but no suction.
Motor stops automatically.
Poor suction.
Dust or smoke coming out of outlet.
Vibrations in the machine.
No input power.
Input cord damaged.
Loose contacts.
Starter/overload switch damaged or
defective.
Motor damaged or defective.
Motor capacitor defective or not
connected.
Motor overload protection activated.
Motor defective or damaged.
Leakage.
Outlet grid blocked.
Air path in arm blocked.
Filter blocked (check Maintenance
Indicator).
Spark arrester blocked.
Blower fan blocked.
Fan seal damaged.
Filter damaged, or not seated cor-
rectly.
Imbalance in the fan.
Verify 120VAC/60Hz, 1ph input power.
Check the integrity of the input cord.
Check the contacts.
Repair or replace the starter/overload
switch in the control panel.
Repair or replace the motor.
Replace the motor capacitor.
Let the machine cool down for a few
minutes.
Repair or replace the motor.
Check hose connections and integrity
Remove obstructions from outlet grid.
Remove obstructions from arm.
Replace filter.
Clean the spark arrester.
Clean excess fume or spatter from fan.
Check or replace sealing material of fan.
Replace the filter or reseat it.
Clean excess dirt from fan.