SYMPTOM
POSSIBLE CAUSE
CORRECTIVE ACTION
•
Metal cutting saw will
•
No supply of power.
•
Check that power is
not start.
•
Brushes worn or sticking
available at source.
•
Switch is faulty.
•
Disconnect power, open
brush
•
Motor components open
caps and ensure brushes
move
or short circuited.
freely in the holders.Check
•
Cord damaged.
whether the brushes require
replacing.
•
Metal cutting saw make
•
Dull or damaged blade or
•
sharpen or replace blade.
unsatisfactory.
incorrect blade for work
being down.
•
Reduce pushing force on Metal
•
Motor is overloaded.
cutting saw.
•
Makes unusual sound.
•
Mechanical obstruction.
•
Contact Repair Center.
•
Armature has shorted sections.
•
Discard blade and change a
•
Blade out of balance.
different blade.
•
Heavy sparking occurs
•
Brush not moving freely.
•
Disconnect power,remove
inside motor housing.
•
Armature short circuited or open brushes,clean or replace.
circuited.commutator dirty.
•
Contact Repair Center
SPECIFICATONS :
Rated voltage
120V~ 50/60Hz
Rated input
1400W
No load speed
3800RPM
Arbor
20.0 mm
Saw blade diameter
185mm(7-1/4")
Arm-held vibration
7.20m/s2 k=1.5
Weight
6.8kg
Max. cutting depth at 90
62mm
Max. cutting depth at 45
40mm
Max. cutting thickness
6mm
Sound power level
98dB(A)
Sound pressure level
88dB(A)
TROUBLESHOTTING :
