42VQV
GB - 6
Unit warning lights and controls
P : Green LED
Q : Red LED
R : Yellow LED
S : Remote control
signal receiver
T : “Emergency” and
“reset” button
S
P
Q R
T
For a good operation of the
air conditioner it is
recommended to carry out
checks and maintenance
as indicated.
Recommended
maintenance intervals may
vary depending on the
installation environment,
e.g. dusty zones, etc.
(1) Increase frequency in
dusty zones.
(2) Operations to be
carried out by qualified
service personnel.
Refer also to
“Installation Manual”.
Table II: Periodical checks
Indoor unit
Every month
Every 4 months
Every year
Clean air filter (2)
•
(1)
Clean drain pipe (2)
•
Change controller batteries
•
Outdoor unit
Every month
Every 4 months
Every year
Clean outdoor coil from outside (2)
•
Clean outdoor coil from inside (2)
•
Blow air over electric parts (2)
•
Check electric connection tightening (2)
•
Clean fan wheel (2)
•
Check fan tightening (2)
•
Clean drain pan (2)
•
Indoor unit LEDs
Information concerning indoor unit operation, timer status and
diagnostic is given by 3 LEDs located on the unit.
• The GREEN LED (P) indicates the following conditions:
- The LED remains ON during the normal operation.
• THE RED LED (Q) gives the following information:
- During normal operation, the LED is OFF;
- During defrost the LED is lit;
• THE YELLOW LED (R) shows the operation in timer mode.
During this operation in this operating mode, the LED is lit.
If the timer mode is active and the unit is immediately restarted
after a stop, this LED flashes until a new signal is sent to the
unit.
The GREEN LED (P) and the YELLOW LED (R) indicate the
following conditions:
- Error codes (troubleshooting).
When an error code is detected, the LEDs blink one after the other
(First the GREEN LED (P) that flashes for several times, then the
YELLOW LED (R) for as many times as the other). To identify the
detected error refer to the error code table in the installation manual.
Button T: “EMERGENCY”
Can be used when the remote control is lost or inoperative.
Use a screwdriver to press the push-button.
Emergency operation:
When the unit is in the OFF mode and the T button is pressed for
5 seconds, the unit will operate as follows:
- Automatic mode
- Temperature preset to 22
°
C
- Automatic fan speed
- Louvres set automatically according to the operating mode
- OFF timer
When a signal is received by the remote control, the unit operates
accordingly.