Troubleshooting; Technical Data - Urrea LE834 Manual De Usuario

10. Plug sander into power source and turn the
switch ON and OFF quickly, and check to see
if the sanding belt moves to either side. Re-
adjust and fine tune tracking knob if necessary.
LUBRICATION
Ball bearings are grease packed at the factory
and require no further lubrication. Use a paste
wax to ensure smooth operation on all moving
table parts. Do not use any lubrication on the
belt platen as this might end up on the wheels,
causing them to slip.

TROUBLESHOOTING

MOTOR WILL NOT RUN
Defective or broken ON/OFF switch. Defective
or damaged switch cord. Defective or dam-
aged switch relay: Replace all broken or defec-
tive parts before using sander.
Burned out motor: Contact Service Center or
Authorized Service Station for repair. Any at-
tempt to repair this motor may create a hazard
unless repair is done by a qualified technician.
Blown house fuse: Replace house fuse. Turn
OFF other appliances and power tools on the
same circuit.
MACHINE SLOWS DOWN WHILE SANDING
Operator applying too much pressure to work-
piece: Use less pressure in applying workpiece
to sanding surface.
Dirt on wheels: Clean wheels.
Worn or stretched belt: Replace pulley belt.
MOTOR DOES NOT DEVELOP FULL SPEED
Power line overloaded with lights, other tools,
etc.: Reduce the load on power line.
22
Long/wrong extension cord being used: Re-
place with correct extension cord.
Incorrect fuses or circuit breakers in power
line: Install correct fuses or circuit breaker.
SANDING BELT RUNS OFF PULLEYS
Not tracking properly: Adjust tracking. See
"TO PROPERLY TRACK THE SANDING BELT".
WOOD BURNS WHILE SANDING
Sanding disc or belt glazed with sap: Replace
belt or disc.
Excessive pressure being applied to work-
piece: Reduce pressure applied to workpiece.
MOTOR OVERHEATS
Motor overload: Reduce motor load. Allow to
cool off before restarting.
DUST COLLECTION NOT WORKING
Collection bag is full: Empty collection bag.
Dust exhaust is blocked: Turn sander off and
unplug. Remove bag and use a vacuum to re-
move sawdust blockage.

TECHNICAL DATA

VOLTAGE-FREQUENCY
SANDING BELT SIZE
SANDING DISC DIAMETER
SANDING BELT SPEED
WORK TABLE SIZE
POWER
WEIGHT
120 V ~ 60 Hz
4" x 36" (100 x 914 mm)
8" (200 mm)
658 m/min
10" x 6" (264 mm x 150 mm)
3/4 HP (550 W)
24,8 kg (54,67 lb)