Fault Code, Button T: "Emergency; Guide For The Owner - Carrier 40KMC N Series Installation Manual

Address selector
Address selector
If you are installing two indoor units in the same room and you
want them to operate in independent mode, it is necessary to
assign each unit its own address so that each unit can operate via
its own remote control.
For configuration, proceed as follows:
• Switch the remote control off (OFF).
Configuration (of the unit)
• Press the and buttons of the infrared remote control and
hold them pressed for more than 5 seconds.
• The display will be cleared, the time segments will display the
first configuration item (rAdr = remote address) and the tempera-
ture segments will display the default value of this configuration
item (Ab = control of both indoor units).
• Press either the or button to change the default value (Ab)
to the new value (A) or (b).
• Press button to transmit the new configuration to the unit.
• Press button to leave the configuration menu.
Fault code and button T: "EMERGENCY"
Fault code (See fig. 51)
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.
See tab. X.
Button T: "EMERGENCY" (See fig. 51)
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.

Guide for the owner

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:
Configuration (of the remote controller)
• Press the and buttons of the infrared remote control and
hold them pressed for more than 5 seconds.
• The display will be cleared, the temperature segments will
display the first configuration item (CH = remote address) and
the time segments will display the default value of this
configuration item (Ab = control of both indoor units).
• Press either the or button to change the default value (Ab)
to the new value (A) or (b).
• Press button to transmit the new configuration to the unit.
• Press button to leave the configuration menu.
Note:
When 30 seconds have elapsed and no buttons have been
pressed, the remote control will automatically exit the
configuration menu and the procedure has to be restarted.
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.
40KMC---N 33