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Service Check Function
SiEN18-622
308
Troubleshooting
Check Method 2
1. Enter the diagnosis mode.
Press the 3 buttons (TEMP
s
,TEMP
t
, MODE) simultaneously.
The digit of the number of tens blinks.
H
Try again from the start when the digit does not blink.
2. Press the TEMP button.
Press TEMP
s
or TEMP
t
and change the digit until you hear the sound of “beep” or “pi pi”.
3. Diagnose by the sound.
H
“pi” : The number of tens does not accord with the error code.
H
“pi pi” : The number of tens accords with the error code.
H
“beep” : The both numbers of tens and units accord with the error code. (
→
See 7.)
4. Enter the diagnosis mode again.
Press the MODE button.
The digit of the number of units blinks.
(R4272)
(R4273)
(R4274)
(R4275)
(R4276)
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...