Carrier 42NQV050M Service Manual page 58

10-5. Test Operation
10-5-1. Gas Leak Test
• Check the flare nut connections for gas leaks with
a gas leak detector and/or soapy water.
Valve cover
Electric parts
cover
Check places for
the outdoor unit.
Fig. 10-5-1
10-5-2. Test Operation
To test the system, press and hold RESET button for
10 sec. (There will be one short beep.)
Hi POWER FILTER PAP
RESET button
Fig. 10-5-2
10-5-3. 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 the RESET button for about 3
seconds. After 3 seconds, three short electric
beeps will be heard to inform you that the Auto
Restart has been selected.
• To cancel the Auto Restart, follow the steps
described in the section Auto Restart Function on
Owner's Manual.
Check places for
the indoor unit.
TIMER OPERATION
RESET
10-5-4. Remote Controller A or B Selection
Setting
When two indoor units are installed in the separated rooms, it
is not necessary to change the selector switches.
Remote control A or B Selection
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
ndoor unit or remote control to B setting. (Both are set to A
i
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
pencil. "00" will be shown on the display.
4. Press MODE 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
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FILE NO. SVM-10052
button on the Remote Control by the tip of the
, "B" will show on the display
Fig. 10-5-3