Troubleshooting - Urrea CN1108A Manual De Usuario Y Garantía

TROUBLESHOOTING

MOTOR AND MACHINE OPERATION
MOTOR WILL NOT START
Low voltage. Check power line for proper voltage.
Open circuit in motor or loose connections. In-
spect all lead connections on motor for loose
or open connections.
FUSES OR CIRCUIT BREAKERS BLOW
Short circuit in line cord or plug. Repair or re-
place cord or plug for damaged insulation and
shorted wires.
MOTOR FAILS TO DEVELOP FULL POWER (OUT-
PUT OF MOTOR DECREASES RAPIDLY WITH DE-
CREASE IN VOLTAGE AT MOTOR TERMINALS)
Power supply circuit overloaded with lights,
appliances, and other motors. Reduce load on
circuit.
Undersized wires or circuits too long. Increase
wire sizes or reduce length of the circuit.
MOTOR OVERHEATS
Motor overloaded during operation. Reduce
load on motor; take lighter cuts.
Air circulation through the motor restricted.
Clean out motor to provide normal air circula-
tion.
MOTOR STALLS OR SHUTS OFF DURING A CUT
Motor overloaded during operation. Reduce
load on motor; take lighter cuts.
Short circuit in motor or loose connections. Re-
pair or replace connections on motor for loose
or shorted terminals or worn insulation.
Circuit breaker tripped. Install correct circuit
breaker; reduce number of machines running
on that circuit (means circuit overload).
BLADE SLOWS WHEN CUTTING OR MAKES A
SQUEALING NOISE, ESPECIALLY ON START-UP
V-belt loose. Tighten V-belt.
V-belt worn out. Replace V-belt.
LOUD, REPETITIOUS NOISE COMING FROM
MACHINE
Pulley setscrews or keys are missing or loose.
Inspect keys and setscrews. Replace or tighten
if necessary.
E N G L I S H •
Motor fan is hitting the cover. Adjust fan cover
mounting position, tighten fan, or shim fan
cover.
V-belts are damaged. Replace V-belts.
VIBRATION WHEN RUNNING OR CUTTING
Loose or damaged knife. Tighten or replace
knife.
Damaged V-belt. Replace.
Worn cutterhead bearings. Check/replace cut-
terhead bearings.
• TABLE
TABLES ARE HARD TO ADJUST
Table lock is engaged or partially engaged.
Completely loosen the table lock.
• CUTTING
EXCESSIVE SNIPE (GOUGE IN THE END OF THE
BOARD THAT IS UNEVEN WITH THE REST OF
THE CUT)
Outfeed table is set too low. Align outfeed
table with cutterhead knife at top dead center.
Operator pushing down on end of workpiece.
Reduce/eliminate downward pressure on that
end of workpiece.
WORKPIECE STOPS AT THE BEGINNING OF THE
CUT
Outfeed table is set too high. Align outfeed
table with cutterhead knife at top dead center.
CHIPPING
Knots or conflicting grain direction in wood.
Inspect workpiece for knots and grain; only use
clean stock.
Nicked or chipped blades. Adjust one of the
nicked knives sideways; replace knives.
Feeding workpiece too fast. Slow down the
feed rate.
Taking too deep of a cut. Take a smaller depth
of cut. (Always reduce cutting depth when sur-
face planing or working with hard woods.)
FUZZY GRAIN
Wood may have high moisture content. Check
moisture content and allow to dry if moisture
is too high.
Dull knives. Replace knives.
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