Prem-I-Air EH1672 User Manual page 8

/Auto Clean: This option only works in Cooling, Heating and Energy saving
modes. With this option on, the upper and lower fans run for 3 minutes after the
unit is switched off to clean the evaporator and condensate tanks. This also
helps to prevent mould build up in the cooling system and prolongs the life of the
unit.

E4:
In
more than 10 minutes and the air temperature of the unit is below
2C/36F for 20s or more the Unit will enter frost protection mode and
E4 will show on the display. The compressor and lower fan will shut-
down till the fan air temperature rises to above 8C/46F, at this point
the unit will return to normal working conditions and the compressor will
restart after approximately 3 minutes.

: An audible alarm will sound and this icon will appear in the LCD
display when the lower condensate tank is full. To empty the tank refer
to the "Empty Condensate Tank" instructions on page 4.

The unit has an auto-defrost function. When in operation during COOL
mode the icon
been completed and the unit will return to normal operation.

CH01:
temperature sensor. The sensor and related circuits should be checked
by a qualified service agent.

CH02:
temperature sensor. The sensor and related circuits should be checked
by a qualified service agent.
FAULT CONDITIONS
/COOL mode, when the compressor has run continuously for
will appear in the display till the auto defrost has
This fault code will show when the there is a fault with the room
This fault code will show when the there is a fault with the air
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