3. TROUBLESHOOTING GUIDE
Refer to WIRING CONNECTION DIAGRAM.
LED at 140 º C
No operation
(LED does not light)
< CHECKING PROCEDURE >
< CHECKING METHOD >
< REMEDY >
Check the Power cord.
Check the conductivity
of Power cord.
Check the Power Switch
(0/1)
Hold the On/off switch (Tag Switch)
pressed longer and check if LED
(Power Lamp) lights. LED at * 140ºC
will start blinking (LED will turn from
BLINK to LIGHT after round one
minute).
LED light, but Iron
Plate(Heater)
does not become hot
Check Iron plate of Heater
A : Housing side
Replace Heater A ass'y b/k
Check if resistance value between
lead wires of the Housing side assy is
approx. 20.0±1.0
Check the Lead Wire
Check connecting of Lead Wire
Replace Heater A ass'y b/k
or Heater B ass'y b/k
Replace Heater B ass'y b/k
O
Check Circuit assembly b/k
Replace Circuit assembly
b/k
LED dose not light , Iron
Plate(Heater A,B)
Replace Circuit assembly
b/k
Check the Power Switch
button of the Housing side
Check the operation of On/off Switch
button of Housing side.
(Check if it works smoothly)
Replace the Power Cord
Figure1
Check Iron plate of Heater
B : Press plate side
Check if resistance value between
lead wires of the Press plate side
assy is approx. 20.0±1.0
Replace the Housing A
Replace Circuit assembly
b/k
O
N
N
N
O
O
N
N
N
N
N
O
O