Faults; Safety Instructions; Resolving Simple Problems - Biddle CA2 Manual

F
AULTS
5

. . Faults

5.1

Safety instructions

5.2

Resolving simple problems

P
ROBLEM
The unit does not work, and the
control panel display is blank.
The display is on, but does not
react to touch.
The air curtain is switched Off
but is still working.
The unit blows out cold air
(without fault message).
The unit is on but the fans are
not running.
52
d
Danger:
Work on the unit's interior shall be performed by
qualified technical staff only.
w
Warning:
Before opening the unit: Observe the safety
instructions in section 1.5.
If you suspect a fault, first try to resolve the problem using the
below table. You need not be an expert for this.
L
IKELY CAUSE
The unit is switched off.
No power supply to the control
panel.
If the symbol is shown on the
display: The display is locked.
Only electrically-heated models: unit
is cooling down automatically.
If the air current on the display is
blue: Heating is switched off.
The discharge temperature is
dependent on the indoor and
outdoor temperature
The fans may be switched off if
there is only a small difference in
temperature between indoors
and outdoors.
C A
OMFORT
W
HAT TO DO
Activate the display by touching.
Check the power supply:
• plug in power point;
• isolation switch;
• unit live.
Touch the screen for 5 seconds to
unlock.
This is not a fault. Normally, the
unit will automatically shut down
within 10 minutes.
Switch the heating on via
Menu Heating
>
This is not a fault. If this is
considered a problem, the value
84. Heating off
of function
temperature
can be increased.
This is not a fault. If this is
considered a problem, the value
80. Fan off
of function
temperature
can be set to zero.
C
IR URTAIN