Troubleshooting - Hitachi C 12YA Handling Instructions Manual

6.3 DISPOSAL OF THE MACHINE AND
PACKAGING
INFORMATION FOR USERS
In accordance with art. 13 of Legislative Decree
25th July 2005, no. 151 "Implementation of
Directives 2002/95/EEC, 2002/96/EEC and
2003/108/EEC, relative to reducing the use of hazardous
substances in electrical and electronic appliances and the
disposal of waste", please take note of the following:
• The crossed out wheelie bin symbol found on the
appliance or on the packaging, indicates that the
product must be disposed of separately from ordinary
household waste when it reaches the end of its working
life.
• The user must consign the unwanted appliance to
an authorized differentiated waste disposal centre for
electrical and electronic goods, or alternatively, hand
it over to the relative dealer on purchasing a new
appliance of the same type on the basis of a one to
one ratio.
7

TROUBLESHOOTING

PROBLEMS
The motor does not run
The motor starts slowly
a n d d o e s n o t r e a c h
running speed
Excessive motor noise
The motor does not reach
full power
T h e m o t o r t e n d s t o
overheat
T h e s a w c r e a k s a t
startup
D e c r e a s e i n c u t t i n g
capacity
The cutting finish is
irregular or uneven
Flaking of the workpiece
6
CAUSES
Faulty motor, power supply cable
or plug.
Burned out fuses
L o w p o w e r s u p p l y v o l t a g e .
Damaged windings.
Burned out capac itor
Damaged windings.
Faulty motor
Overloaded circuit due to lighting,
utilities or other motors
Overloaded motor.
Insuffi cient motor cooling
The drive belt is not taut enought
orn worn out.
The blade has been repeatedly
sharpened and its diameter has
decreased
The blade is worn out or the teeth
are not suited to the thickness of the
material being cut
The blade's teeth are not suited to
the workpiece
• Differentiated disposal, to enable possible recycling
or environmentally compatible elimination of the
appliance, helps to limit undesirable effects on health
and the environment and promotes the reuse and/or
recycling of the materials which went into making up
the appliance.
WARNING: Sanctions, in accordance with the
relative legislation in force in the country of use,
will be imposed on the user if the appliance is
disposed of illegally.
SOLUTIONS SUGGESTED
Have the machine checked by skilled personnel.
Do not try to repair the machine yourselves as it
may be danger ous.
Check the fuses and replace them if necessary.
Ask for the Electricity Board to check the voltage
available.
Have the machine motor checked by skilled
personnel.
Have the capacitor replaced by skilled personnel.
Have the motor checked by skilled personnel
Do not use other utilities or motors on the circuit to
which the cut ting-off machine is connected
Avoid overloading the motor during cutting. Remove
dust from the motor in order to allow adequate
cooling.
Have the belt checked by authorized personnel.
Adjust the limit switch for the lowering of the head
Have the blade sharpened by skilled personnel.
Check that the blade being used is appropriate by
refering to the paragraph 'SELECTION OF THE
BLADE'.
Check the appropriate teeth to use by refering to the
paragraph 'SELECTION OF THE BLADE'