Grizzly Hanging 3 Speed Air Filter G0738 - Manual (Page 21)

model g0738 (mfg. since 1/12)
-19-
Review the troubleshooting and procedures in this section if a problem develops with your machine. If you
need replacement parts or additional help with a procedure, call our Technical Support at (570) 546-9663.
Note: Please gather the serial number and manufacture date of your machine before calling.
SEcTION 7: SERvIcE
Troubleshooting
Motor & Electrical
symptom possible Cause possible solution
machine does not
start or a breaker
trips. 1. power supply switched OFF or is at fault.
2. remote control not working or batteries are
dead.
3. infrared transmission is blocked or remote
too far away.
4. Wall circuit breaker tripped.
5. Control panel fuse blown.
6. Wiring is open/has high resistance.
7. infrared receiver at fault.
8. Control panel on spEEd button at fault.
9. motor at fault.
1. Ensure power supply is ON/has correct voltage.
2. replace batteries; point remote control directly at
control panel.
3. make sure the infrared receiver on the control panel
is not blocked; try using the remote closer to the
filter.
4. Ensure circuit size is correct/replace weak breaker.
5. Check filters/resolve reason for blown fuse; replace
with a fast-acting 2 amp, 250 volt fuse.
6. Check/fix broken, disconnected, or corroded wires.
7. inspect/replace if faulty.
8. replace faulty on spEEd button.
9. test/repair/replace.
machine stalls or is
underpowered. 1. run capacitor at fault.
2. motor overheated.
3. motor at fault. 1. test/repair/replace.
2. Clean motor, let cool, and reduce workload.
3. test/repair/replace.
machine has
vibration or noisy
operation. 1. motor or component loose.
2. motor fan rubbing on fan cover.
3. motor bearings at fault.
1. inspect/replace damaged bolts/nuts, and re-tighten
with thread locking fluid.
2. Fix/replace fan cover; replace loose/damaged fan.
3. test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
symptom possible Cause possible solution
loud, repetitious
noise, or excessive
vibration coming
from air filter. 1. Air filter is not mounted properly and
wobbles.
2. impeller fan is damaged, loose, or
unbalanced.
3. the motor mounting is loose.
4. motor fan housing is dented, causing the
motor fan blade to hit the housing while
spinning.
1. stabilize the air filter.
2. Unplug air filter, and inspect the impeller for dents,
bends, loose fins. replace impeller if any damage
is found.
3. make sure all fasteners on the air filter are tight.
4. replace motor fan housing.
Air filter does
not adequately
collect dust; poor
performance. 1. the filters are dirty. 1. Clean the filters.
Air Filter Operations