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Check of PLASMA AIR PURIFYING power
G
When PLASMA/WASH lamp flashes 2-time.
ww
The power failure mode for PLASMA AIR PURIFYING power is memorized when the failure mode is called.
PLASMA AIR
PURIFYING
operation
Make sure that the front panel is firmly closed.
1 During pressing both OPERATION SELECT button and
TOO COOL button on the remote controller at the same time,
press RESET button.
2 First, release RESET button.
And release the other two buttons since
all LCD in operation display section of the
remote controller is displayed after 3 seconds.
(Failure mode recall function is set.)
3 Press OPERATE/STOP (ON/OFF) button.
4 After a short beep sound is emitted, press
twice PLASMA button.
PLASMA AIR PURIFYING operation is
selected.
wThe plasma power operation check mode is set.(Refer to 9-2.5.)
1 During pressing both OPERATION SELECT
button and TOO COOL button on the remote
controller at the same time, press RESET button.
2 First, release RESET button.
And release the other two buttons since
all LCD in operation display section of the
remote controller is displayed after 3 seconds.
(Failure mode recall function is set.)
3 Press OPERATE/STOP (ON/OFF) button.
4 After a short beep sound is emitted, press
twice PLASMA button.
PLASMA AIR PURIFYING operation is
selected.
After performing the check, make sure to release the failure mode recall function.
PLASMA AIR PURIFYING power supply is normal.
The front panel is not firmly closed, therefore the
protection by the interlock switch is active.
If the plasma unit is dirty, clean the unit.
After cleaning, make sure to attach the unit when it is
completely dry.
If the air conditioner goes ON with the plasma unit
being wet, protection gets active and PLASMA/WASH
lamp continuously flashes.
w1 Turn PLASMA AIR PURIFYING power OFF and ON again.
(For turning off PLASMA AIR PURIFYING power, refer to 9-2.3.)
(If it goes normal without turning OFF and ON, PLASMA/WASH lamp
doesn't go OFF.
Yes
No
No
Yes
Yes
No
9.5V DC is generated.
Yes
No
Replace the indoor electronic control P.C. board.
Check the wiring of CN1T1 on the indoor electronic control
P.C. board.
High voltage (approx. -3.9kV) is generated during
PLASMA AIR PURIFYING power operation.
Pay careful attention and never touch PLASMA/WASH unit
and the high-voltage lead part (red wire).
Yes
No
Stays OFF
Continuously flashes.
Stays OFF
Continuously flashes.
While the operation is being
stopped, does
PLASMA/WASH lamp flash
twice?
Turn ON the power supply.
Replace the indoor electronic control P.C. board is out of order.
Remove the plasma unit, firmly close the
front panel, and then perform PLASMA AIR
PURIFYING power operation check (w1).
Does PLASMA/WASH lamp stay OFF, or
continuously flash?
Does PLASMA/WASH lamp stay OFF, or
continuously flash?
Turn OFF the power supply, and check the
SAFETY DEVICE(PLASMA UNIT).
Is it firmly fixed?
Turn ON and OFF the SAFETY DEVICE
(PLASMA UNIT) using something like a screw
driver, and measure the resistance value between
CN1T2 1 and 3 on the indoor electronic control
P.C. board. Does the switch work?
Keep the SAFETY DEVICE(PLASMA UNIT)
ON using something like a screw driver.
Turn ON the power supply.
While the operation is being stopped, is the
voltage between CN1 1(+) and 2(GND) on
the PLASMA POWER P.C. board (PLASMA
AIR PURIFYING) 0V?
Set the plasma power failure mode recall function.
Replace the PLASMA POWER P.C. board
(PLASMA AIR PURIFYING).
Replace the indoor electronic control P.C. board.
When PLASMA button is pressed, is
there voltage of 12.5V DC between CN1
1(+) and 2(GND)?
Replace the SAFETY DEVICE(PLASMA UNIT).
Firmly fix the SAFETY DEVICE.
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