Auto Restart Setting; Test Operation - Toshiba Carrier RAS-12EKCV-UL Service Manual

10-7. OTHERS
10-7-1. Gas Leak Test
Check the flare nut
connections for the
gas leak with a gas
leak detector or
soap water.
Check places for
the outdoor unit.
Fig. 10-7-1

10-7-2. Test Operation

To switch the TEST RUN (COOL) mode, press RESET
button for 10 seconds. (The beeper will make a short
beep.)
RESET button
Fig. 10-7-2
Valve cover
Check places for
flare nut connection
(indoor unit)
RESET

10-7-3. 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.
The product was shipped with Auto Restart function
in the ON position. Turn it OFF if this function is not
required.
10-7-4. How to cancel the Auto Restart
1. Press and hold the RESET button on the indoor unit
for 3 seconds to cancel the operation. (3 beeps will
sound but OPERATION lamp does not blink)
2. Press and hold the RESET button on the indoor unit
for 3 seconds to set the operation. (3 beeps will sound
and OPERATION lamp blink 5 time/sec for 5 seconds)
· Do not operate ON timer and OFF timer.
Note : Default setting of auto restart operation is OK
10-7-5. Troubleshooting (Check Point)
The unit does not operate.
• The power main switch is
turned off.
• The circuit breaker is tripped.
• ON timer is set.
– 64 –
FILE NO. SVM-13071
Information
Cooling or Heating is abnormally low.
• The filters are blocked with dust.
• The temperature has been set
improperly.
• Windows or doors are open.
• The air inlet or outlet of the outdoor
unit is blocked.
• The fan speed is too low.
• The operation mode is FAN or DRY.