Ionizer Operation - Panasonic CS-A7CKP Service Manual

CS-A7CKP CU-A7CKP5 / CS-A9CKP CU-A9CKP5 / CS-A12CKP CU-A12CKP5

8.11. Ionizer Operation

Purpose
To provide fresh air effect to user by producing minus ion in discharge air.
Control Condition
a. Ionizer Only Operation.
1. When air-conditioner unit is at "OFF" condition (standby) and ION operation button at remocon is pressed.
Fan & ionizer on, ION LED illuminates, but power LED maintain off. (1 → 2)
However, fan speed can be adjusted later by customer during this operation.
Air flow direction (Horizontal Vane) control:
Follow vane direction control at cooling mode.
Horizontal vane can be changed by customer during ion only operation.
2. Ion only operation can be off by pressed ION button again. (2 → 1)
3. It can be changed to previous operated mode (Auto, Heat, Cool, Dry) + ion operation by OFF/ON switch. (2 → 4)
4. During ion only operation, if power failure occur, after power resume, ionizer & air-conditioner resumes immediately.
5. After error = 24 times, (about 11h 30 min.), ion & fan off with Ion LED blinks continuously.
(Detail refer to Ionizer Error detection control.)
b. Operation Mode + Ionizer Operation.
1. Ionising Operation Start Condition
When air-conditioner unit is in "ON" condition (Heat, Cool, Dry, Auto mode) and ION operation button at remote controller
is pressed. Ionizer on & ION LED illuminates. (3 → 4)
Power LED also illuminates.
2. Ionising Operation Stop Condition
When one of the following condition is satisfied, ION operation stops.
a. Stopped by ON/OFF switch.
b. Timer OFF activates.
c. ION operation button is pressed again.
d. ION feedback signal shows error.
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