Emergency Operation - Panasonic CS-F14DB4E5 Service Manual

12.4. Emergency operation

When using the wireless remote control and losing the remote controller, emergency operation can be operated by pressing auto
button in the receiver.
• Press the auto button continuously within 5 seconds
If there is an abnormality in the temperature thermistor (disconnect or shorted), indoor unit cannot be operated.
If abnormality detected in the indoor or outdoor unit, turn off the main power supply and find the cause.
Check the resistance of each thermistor of both indoor and outdoor units by refering the resistance table as follows.
Thermistor resistance table
Temperature
°C
-20
-10
-5
0
5
10
15
20
25
30
40
50
60
70
80
90
100
During outdoor unit emergency operation or test operation, the LED on the P.C.B. will flash.
Indoor
Room temperature
thermistor
158.5
87.5
66.1
50.5
38.9
30.3
23.8
18.8
15
12.1
8
5.4
3.7
-
-
-
-
Resistance value (kΩ)±5%
Pipe temperature Discharge temperature
thermistor
211.3
116.7
88.2
67.3
51.9
40.4
31.7
25.1
20
16.1
10.6
7.2
5
3.5
2.5
1.9
1.4
95
Outdoor
Pipe temperature
thermistor thermistor
528.3
291.8
220.5
168.3
129.8
100.9
79.2
62.7
50
40.2
26.5
17.9
12.4
8.8
6.3
4.7
3.5
47.9
27.1
20.7
15.9
12.4
9.8
7.7
6.2
5
4
2.7
1.9
1.3
0.9
-
-
-