Electronic Function; Proper Symbols And Their Meaning; Function; Protection - Vivax ACP-24CH70AEB Service Manual

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11. Electronic function

11.1 Proper symbols and their meaning

T1: Indoor ambient temperature
T2: Indoor evaporator temperature
T3: Outdoor condenser temperature
TS: Setting temperature through the remote controller
I
: Self-protection amp of compressor, continue three seconds until turns off the compressor.
3sec
I
: Self-protection amp of compressor, continue five minutes until turns off the compressor.
5MIN
I
: Self-protection amp of outdoor fan/indoor fans when they change from higher wind to lower wind.
FAN
I
: Amp self-protection return value
RESTORE
TH
: High wind, defrosting temperature difference
DEFROST
TM
: Middle wind, defrosting temperature difference
DEFROST
TL
: Low wind, defrosting temperature difference
DEFROST
TE1: Anti-cold wind, from Fan Off to Breeze temperature
TE2: Anti-cold wind, from Breeze to Setting Fan Speed temperature
TE3: Anti-cold wind, from Setting Fan Speed to Breeze temperature
TE4: Anti-cold wind, from Breeze to Fan Off temperature
TE5: Evaporator low temperature protection entering temperature
TE6: Evaporator low temperature protection restoring temperature
TE7: Evaporator high temperature protection, compressor off temperature
TE8: Evaporator high temperature protection, fan off temperature
TE9: Evaporator high temperature protection, restoring temperature
TE10: Condenser high temperature protection, compressor off temperature
TE11: Condenser high temperature protection, compressor restoring on temperature

11.2 Function

Remote receiving
Testing and forced running
Position set for indoor unit wind vane
LED displaying and alarm
On or off Timer
Protection for the compressor
Current protection
High temperature protection of indoor heat exchanger at heating mode
Auto defrosting and heating recovery at heating mode
Anti cold air at heating mode
Anti frozen at cooling mode

11.3 Protection

11.3.1 3 minutes delay at restart for compressor.
11.3.2 Sensor protection at open circuit and breaking disconnection
11.3.3 The malfunction of correspondence in CMOS chip with EEPROM indication.
When the CMOS chip and EEPROM can't communicate during the time of using EEPROM to select
parameter, the LED shows information of the malfunction (when use jump to select parameter, it
doesn't have this function). After the showing, the unit can't go right to work except turning off.
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