TROUBLESHOOTING YOUR SUPERMAX TOOLS DRUM SANDER
Any operating problems with the drum sander will likely occur most often during the period that you are beco-
-
previous sections in this manual on setting up and operating your machine.
TROUBLESHOOTING GUIDE: MOTORS
PROBLEM POSSIBLE CAUSE SOLUTION
MOTOR DOES NOT START
Main power cord unplugged
from receptacle
Plug in primary power cord
Drum motor cord unplugged
from receptacle near power-
feed motor.
Plug in drum motor cord at
receptacle on machine if so
equipped (Fig 5)
Circuit fuse blown or circuit
breaker tripped
Replace fuse or retrip breaker
(after determining cause)
BRUSH MOTOR OVERLOADS
Check electrical requirements
Machine overloaded
depth of cut
CONVEYOR MOTOR
OSCILLATES
Motor not properly aligned
Loosen housing bolts and
Allen screw holding the cou-
pler to drive roller.
Shaft collar or bushing worn
Replace shaft collar or
bushing
Drive roller bent Replace drive roller
DRUM MOTOR OR
CONVEYOR GEAR MOTOR
STALLS
Excessive depth of cut
feed rate
TROUBLESHOOTING GUIDE: CONVEYOR
PROBLEM POSSIBLE CAUSE SOLUTION
CONVEYOR DRIVE ROLLERS
RUN INTERMITTENTLY
Shaft coupling loose
Align shaft flats of gear
tighten shaft coupling set
screws
CONVEYOR BELT SLIPS ON
DRIVE ROLLER
tension
Adjust belt tension
Excessive depth of cut
Reduce depth of cut re-
duce feed rate
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