Carrier 40KMC---N Installation Manual page 20

40KMC---N
Fault code, button T: "EMERGENCY" and guide for the owner
Warning lamps and emergency button
Fault code
Once a failure occurs with the indoor unit in operation, the green
unit LED flashes at intervals of 0.5 seconds.
The fault code is deduced from the number of times the green
LED flashes, blocking unit operation.
Between one flash cycle and the next one, a pause of 5 seconds
elapses.
Table IX: Fault code
Code Description
3 Room air sensor fault
2 Condensate discharge pump
4 Indoor unit coil sensor fault
6* Filter dirty
7 Outdoor unit failure
10 EEPROM corrupt
11 Card serial number damaged
12 Address / zone incomplete
13 Gas flow distributor corrupt
* with enabled code
Guide for the owner
When installation and tests are completed explain the Operation
and Maintenance Manual to the owner, with particular attention to
the main operating modes of the air conditioner, such as:
P : Green LED
Q : Red LED
R : Yellow LED
S : Remote control signal receiver
T : "Emergency"
Button T: "EMERGENCY"
This is used by qualified personnel only.
Can be used when the remote control is lost or inoperative.
Use a screwdriver to press the push-button through the metal
protection grill.
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.
TEST operation:
Is exclusively used by service personnel to test unit operation.
The test procedure is activated via the remote control.
• Turning the unit on and off.
• Functions of the remote control.
Leave the two installation manuals for the indoor and outdoor units
with the owner for future use during maintenance operations or for
any other needs.
E N G L I S H
GB - 19