The high pressure switch automatically turns the air conditioner off when there is an excessive load.
If the protective device is activated, the operation lamp will remain on, but the operation will cease.
When the protection device works, the word “CHECK” will flash on the remote control display.
The safety device must be activated in the following cases:
Cooling
When the air inlet or outlet of the outdoor unit is closed.
When strong winds blow continuously against the air outlet of the outdoor unit.
Heating
When too much dust or dirt adheres excessively to the air filter of the indoor unit.
When the air outlet of the indoor unit is blocked.
