Carrier 42TVEA013 - Maintenance and Troubleshooting; Cleaning and Maintenance Guide; Troubleshooting Common Issues

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Firstly, turn off the circuit breaker.
Indoor Unit and Remote Control
●
Clean the indoor unit and the remote control with a wet cloth when needed.
●
No benzine, thinner, polishing powder or chemically-treated duster.
Airlters
Clean every 2 weeks.
1. Open the air inlet grille.
2. Remove the air lters.
3. Vacuum or wash and then dry them.
4. Reinstall the air lters and close the air inlet grille.
MAINTENANCE
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OPERATION AND PERFORMANCE
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1. Three-minute protection feature: To prevent the unit from being activated
for 3 minutes when suddenly restarted or switched to ON.
2. Some minor cracking sound may occur when unit operating. This is normal
because the cracking sound may be caused by expansion/contraction of plastic.
Air conditioner operating conditions
Temp.
Operation
Outdoor Temperature Room Temperature
Cooling –10°C ~ 46°C 21°C ~ 32°C
Dry –10°C ~ 46°C 17°C ~ 32°C
The unit does not operate. Cooling or Heating is abnormally low.
●
The power main switch is
turned off.
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The circuit breaker is activated
to cut off the power supply.
●
Stoppage of electric current
●
ON timer is set.
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The lters are blocked with dust.
●
The temperature has been set improperly.
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The windows or doors are opened.
●
The air inlet or outlet of the outdoor
unit is blocked.
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The fan speed is too low.
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The operation mode is FAN or DRY.
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POWER SELECTION function is
set 75% or 50% (This function is
depend on remote controller).
TROUBLESHOOTING (CHECK POINT)
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REMOTE CONTROL A-B SELECTION
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To separate using of remote control for each indoor unit in case of 2 air
conditioners are installed nearly.
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
CHECK
button on the back side of Remote Control “00” will
be shown on the display. (Picture 1)
4. Press during pushing
CHECK
. “B” will show on the display and
“00” will disappear and the air conditioner will turn OFF. The Remote
Control B is memorized. (Picture 2)
Note:
1. Repeat above step to reset Remote Control to be A.
2. Remote Control A has not “A” display.
3. Default setting of Remote Control from factory is A.
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