Panasonic CS-A12HKD, Service Manual

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• Patrol Sensor Control
- First 2 minutes from Patrol function activates is stabilization time, during stabilization time, no air dirtiness level is monitored.
The Air Dirtiness level is set to Clean, Patrol LED turns blue color.
- After that, Patrol sensor starts to record the resistance value at fixed interval. Higher resistance value indicates cleaner air.
- The air dirtiness level is monitored by comparing the current resistance value with maximum resistance value from time to
time to get the Air Dirtiness Value.
- There are 3 air dirtiness level, based on the Air Dirtiness Value:
• Air Dirtiness level 0: Clean — Patrol LED = blue color
• Air Dirtiness level 1: Moderate — Patrol LED = orange color
• Air Dirtiness level 2: Contaminated — Patrol LED = red color
• Dirtiness level sensitivity adjustment
It is possible to change the Patrol sensor sensitivity, where the Threshold value (G1 ~ G4) will be shifted accordingly:
1. Press and release “SET” button.
2. Press “Timer ” / “Timer ” button to select sensitivity.
(Air 1 “Low Sensitivity” Air 2 “Standard” (Default) Air 3 “High Sensitivity”)
3. Confirm setting by pressing “Timer Set” button. LCD returned to original display after 2 seconds.
4. LCD returned to original display if remote control does not operate for 30 seconds.
• e-ion Control
- e-ion operation starts condition
• When dirtiness at level 2 (Patrol LED turns red).
- e-ion operation time
• If dirtiness level improves from level 2 to level 1 (Patrol LED turns from red to orange), the unit carries out level change
after 60 seconds.
• When dirtiness level returns to level 0 (Patrol LED turns blue) continuously for 11 minutes or more, e-ion operation stops.
• Dirtiness Level and fan speed
- When e-ion operation starts, the fan speed increases based on dirtiness level:
- Indoor Fan Control
• During any operation mode combines with Patrol operation, fan speed follows respective operation mode.
• During Patrol individual operation if e-ion starts, only Auto Fan Speed and no Powerful operation is allowed. Even if “Fan
Speed” button is pressed, no signal is sent to air conditioner, and no change on LCD display.
• During Patrol individual operation if e-ion stops, Indoor Fan stop operation.
• Airflow direction (Horizontal, Vertical) Control
- During any operation mode combines with Patrol operation, air flow direction follows respective operation mode.
- During Patrol individual operation if e-ion starts, only Auto Air Swing is allowed. Even if “Air Swing” button is pressed, no
signal is sent to air conditioner, and no change on LCD display.
- During Patrol individual operation if e-ion stops, Airflow direction louver closed.