Carrier 42NQ012N Service Manual page 41

8-6. Test Operation
8-6-1. Gas Leak Test
Valve cover
Electric parts
cover
Check places for the outdoor unit.
• Check the flare nut connections for gas leaks with
a gas leak detector and/or soapy water.
Fig. 8-6-1
8-6-2. Test Operation
To switch the TEST RUN (COOL) mode.
press RESET button for 10 seconds.
(The beeper will make a short beep.)
Fig. 8-6-2
Check places for
the indoor unit.
RESET
8-6-3. 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, 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.
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FILE NO. SVM-10031