Carrier 42NQV025M Service Manual page 57

10-3-5. Gas leak test
Electric parts
cover
Check places
for outdoor unit
Fig. 10-3-10
• Check the flare nut connections for the gas leak
with a gas leak detector or soap water.
10-3-6. Test operation
To switch the TEST RUN (COOL) mode, push
RESET button for 10 sec.
(The beeper will make a short beep.)
RESET button
Fig. 10-3-11
10-3-7. Auto restart setting
This product is designed so that, after a power failure,
it can restart automatically in the same operating mode
as before the power failure.
Information
The product was shipped with Auto Restart function
in the off position. Turn it on as required.
<How to set the auto restart>
• Press and hold down the RESET button for
about 3 seconds. After 3 seconds, the electronic
beeper makes three short beeps to tell you the Auto
Restart has been selected.
• To cancel the Auto Restart, follow the steps
described in the section Auto Restart Function of
the Owner's Manual.
Check places for
indoor unit (Flare
nut connection)
Valve cover
– 57 –
FILE NO. SVM-07009
10-3-8. Remote Controller Selector Switch
Setting
When two indoor units are installed in the separated rooms,
it is not necessary to change the selector switches.
Remote control selector switch
•
When two indoor units are installed in the same room or
adjacent two rooms, if operating a unit, two units may receive
the remote control signal simultaneously and operate. In this
case, the operation can be preserved by setting either one
i ndoor unit or remote control to B setting. (Both are set to A
setting in factory shipment.)
•
The remote control signal is not received when the settings of
indoor unit and remote control are different.
•
There is no relation between A setting/B setting and A room/B
room when connecting the piping and cables.
Remote Control A-B Selection
To separate using of remote control for each indoor unit in case
of 2 air conditioner are installed nearly.
the remote control signal simultaneously and operate. In this
Remote Control B Setup.
1. Press RESET button on the indoor unit to turn the air conditioner ON.
2. Point the remote control at the indoor unit.
3. Push and hold button on the Remote Control by the tip of the
pencil. "00" will be shown on the display.
4. Press during pushing
and"00" will disappear and the air conditioner will turn OFF. The
Remote Control B is memorized.
Note : 1. Repeat above step to reset Remote Control to be A.
2. Remote Control A have not "A" display.
3. Detault setting of Remote Control from factory is A.
"B" Display
"00" Display
, "B" will show on the display
ON OFF
Fig. 10-3-12