12
PROBLEM
POSSIBLE CAUSE
SOLUTION
Machine is plugged in with
through power supply,
power indicator is not on,
no heat.
1. Plug is not inserted
well.
2. Micro-switch
contacts not working
1. Remove the plug.
2. Adjust the limit
distance of the micro-
switch
Heating indicator is not
on and temperature is not
raised.
Connection of electric
heating tube is loosened.
1. Firm two sides of
electric heating tube
and screw.
2. Change electric
heating tube
Power indicator is on but
the setting temperature is
not raised.
. Temperature controller
is burned.
Change temperature
controller
Temperature control is
normal but indicator is not
on
Indicator is burned
Change Indicator
After circuit heating,
electric heating tube is not
heated.
Temperature limiter in
use
Reset “over heating
protecting button” by
hand.
Temperature control can
not be controlled.
Temperature limiter is
out of order.
Change temperature
limiter
TROUBLESHOOTING
BEFORE USING THIS MACHINE PLEASE CHECK THE FOLLOWING:
▪
Is the machine tilted?
▪
Is the power cord old, broken or damaged?
▪
Is the control panel is damaged?
AFTER USING THIS MACHINE PLEASE CHECK THE FOLLOWING:
▪
Is there is strange smell?
▪
Is the upper and lower module plate cannot be heated at the same time?
▪
Is there any strange noises or is the machine out of control while the
machine is lifting?
▪
Check the machine everyday.
▪
The temperature around the machine should not be over 300
℃
.
▪
Stop using if you feels that there are some problems in the circuit or
machine. Ask a qualified engineer to check the machine as soon as
possible.
