7
temperature. Continue pressing to adjust set temperature, one press reduce 1
℃
.
Regular flash quit after 5 seconds detecting no press and new set temperature
save. LED display return to show actual temperature inside.
Child Lock
（
Combination key
）
1. Lock
：
Press both keys at the same time for 3 seconds to lock.
2. Unlock
：
Press both keys at the same time for 3 seconds to unlock.
Fahrenheit/Celsius display interchange
Switch temperature display between Fahrenheit and Celsius by pressing both keys.
Attention
1. The cooling temperature could be set from
5 to 20
℃
.
2. Alarm sound: when the system malfunction occur and alarm sound, press any key
on the control panel to cancel the alarm sound.
3. Temperature sensor failure:
When the temperature sensor failures occur, error code displays. E1 for open
circuit; E2 for short circuit.
