Kegco RTC-2 - Troubleshooting

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Trouble Shooting：
Problem
Possible Cause
Solution
Display shows “HHH”
Sensor short circuited
Change the Sensor
Display shows “---”
Broken Sensor Circuit
Change the Sensor
Warning symbol flashing and buzzing
When it’s under COOL mode
Technical failure on cooling equipment
Check cooling equipment
Plugged wrong (Plugged into HEAT)
Plug into COOL
Wrong Mode setting (HEAT Setting)
Change the setting to COOL
Warning symbol flashing and buzzing
When it’s under HEAT mode
Plug panel sensor short circuited causing
non-stop working of HEAT equipment
Change the sensor
Plugged wrong (Plugged into COOL)
Plug into HEAT
Wrong Mode setting (COOL Setting)
Change the setting to HEAT
Warning symbol flashing and buzzing
When it’s under HEAT Mode
Technical failure on HEAT equipment
Check HEAT equipment
Plugged wrong (Plugged into COOL)
Plug into HEAT
Wrong Mode setting (COOL Setting)
Change the setting to HEAT
Warning symbol flashing and buzzing
When it’s under COOL Mode
Plug panel sensor short circuited causing
non-stop working of COOL equipment
Change the sensor
Plugged wrong (Plugged into HEAT)
Plug into COOL
Wrong Mode setting (HEAT Setting)
Change the setting to COOL