Troubleshooting Guide - KNOVA KN M-3059R Manual Del Usuario

TROUBLESHOOTING GUIDE

WARNING
To avoid injury from accidental starting, always turn switch OFF and unplug the tool before
moving, replacing the blade or making adjustments.
PLEASE READ THE FOLLOWING:
The manufacturer and/or distributor is providing the buyer
with a parts list and assembly diagram in this manual as a
reference tool only. Neither the manufacturer nor distributor
make any representation or warranty of any kind to the buyer
regarding the accuracy of the list or diagram or that buyer is
qualified and able to make any repairs or replace any parts of
the product. The manufacturer and/or distributor expressly
TROUBLESHOOTING GUIDE - MOTOR
PRO BLEM PR OBLE M C AU S E
Brake does 1. Motor brushes not sealed or lightly sticking.
not stop the
2. Motor brake overheated from use of defective
blade within
or wrong size blade or rapid ON/OFF cycling.
10 seconds.
3. Arbor bolt loose.
4. Brushes cracked, damaged, etc.
5. Other.
Motor does 1. Limit switch failure.
not start.
2. Brush worn.
3. Fuse blown or circuit breaker tripped
on home panel.
Brush spark 1. Brush worn.
when switch
2. Other.
released.
TROUBLESHOOTING GUIDE - SAW OPERATION
PRO BLEM PR OBLE M C AU S E
Blade hits 1. Misalignment.
table.
Angle of cut
1. Miter table unlocked.
not accurate.
Can not adjust
2. Sawdust under table.
miter.
Cutting arm 1. Loose pivot points.
wobbles.
Cutting arm
1. Pivot bolt too tight.
will not fully
2. Pivot spring not replaced
raise, or blade
properly after service.
guard won't
fully close. 3. Sawdust build-up.
Blade binds, 1. Improper operation.
jams, burns
2. Dull or warped blade.
wood.
3. Improper blade size.
4. Wood is moving during cut.
1. Saw blade not round / damaged / loose.
Saw vibrates
or shakes.
2. Arbor bolt loose.
recommend: that all repairs and/or part replacements only be
undertaken by a certified and licensed technician, and not by
the buyer. The buyer assumes all risk and liability, including
injuries to persons and damage to property, associated with
and arising out of any attempt of the buyer at repairs or
replacement of parts to the product.
SU GG ESTED C ORR ECTIVE ACT IO N
1. Inspect/clean/replace brushes.
See MAINTENANCE section.
2. Use a recommended blade. Let cool down. See
REMOVING OR INSTALLING THE BLADE section.
3. Retighten. See REMOVING OR
INSTALLING THE BLADE section.
4. Replace brushes.
5. Contact Knova Service Centre.
1. Replace limit switch.
2. Replace brushes. See MAINTENANCE section.
3. Verify there is electrical power at the outlet.
1. Replace Brushes. See MAINTENANCE section.
2. Contact Knova Service Centre.
SU GG ESTED C ORR ECTIVE ACT IO N
1. See ADJUSTMENT - Cutting Head
Downward Travel Adjustment section.
1. See OPERATION - Miter Angle Adjustment section.
2. Vacuum or blow out dust. WEAR EYE PROTECTION.
1. Contact Knova Service Centre.
1. Loosen pivot bolt lock nut (see adjustment section).
2. Contact Knova Service Centre.
3. Clean and lubricate moving parts.
1. See BASIC SAW OPERATION section.
2. Replace or sharpen blade.
3. Replace with 12 in. diameter blade.
4. Use hold-down clamp to secure workpiece to table.
1. Replace blade.
2. Tighten arbor bolt.
25