Troubleshooting (Check Point) - Carrier 42NQ Serie Guia De Inicio Rapido

10 TIMER OPERATION
Setting ON/OFF Timer
. Press ON or OFF.
2. Press SET : Set the timer.
3. Press CLR : Cancel the timer.
4. Press START/STOP : Stop the air conditioner timer.
Note:
• If you do not press the SET, ON or OFF button for 30 seconds, the timer
setting is cancelled.
11 AUTO RESTART OPERATION
To automatically restart the conditioner after the power failure (Power of the
unit must be on.)
Setting
. Press and hold the RESET button on the indoor unit for 3 seconds to set
the operation. (3 beep sound and OPERATION lamp blink 5 time/sec for
5 seconds)
• Do not operate ON timer and OFF timer.
2. Press and hold the RESET button on the indoor unit for 3 seconds to
cancel the operation. (3 beep sound but OPERATION lamp does not
blink)
12 MAINTENANCE
Firstly, turn off the circuit breaker.
Filter Reset (Some models only)
FILTER lamp lights on; the À lter must be cleaned.
To turn off the lamp, push the RESET button on the indoor unit.
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.
13 OPERATION AND PERFORMANCE
. Three-minute protection feature: To prevent the unit from being activated
for 3 minutes when suddenly restarted or switched to ON.
2. Preheating operation: Warm up the unit for 5 minutes before the heating
operation starts.
3. Warm air control: When the room temperature reaches the set
temperature, the fan speed is automatically reduced and the outdoor unit
will stop.
4. Automatic defrosting: Fans will stop during defrost operation.
5. Heating capacity: Heat is absorbed from outdoors and released
into the room. When the outdoor temperature is too low, use another
recommended heating apparatus in combination with the air conditioner.
6. Consideration for accumulated snow: Select the position for outdoor unit
where it will not be subjected to snow drifts, accumulation of leaves or
other seasonal debris.
7. Some minor cracking sound may occur when unit operating. This
is normal because the cracking sound may be caused by expansion/
contraction of plastic.
Note: Item 2 to 6 for Heating model
Air conditioner operating conditions
Outdoor Temperature
Temp.
42NQ009, 012
Operation
42NQV009S, 012S
Heating -0°C ~ 24°C
Cooling 5°C ~ 43°C
Dry 5°C ~ 43°C
025028.indb 3
14

TROUBLESHOOTING (CHECK POINT)

The unit does not operate.
• The power main switch is turned
off.
• The circuit breaker is activated to
cut off the power supply.
• Stoppage of electric current
• ON timer is set.
15 REMOTE CONTROL A-B SELECTION
To separate using of remote control for each indoor unit in case of 2 air
conditioners are installed nearly.
Remote Control B Setup.
. 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 [CHK] button on the Remote Control by the tip of the
pencil. "00" will be shown on the display.
4. Press [MODE] during pushing [CHK]. "B" will show on the display and
"00" will disappear and the air conditioner will turn OFF. The Remote
Control B is memorized.
Note: . Repeat above step to
2. Remote Control A has
3. Default setting of
Room Temperature
Less than 28°C
2°C ~ 32°C
7°C ~ 32°C
Cooling is abnormally low.
• The À lters are blocked with dust.
• The temperature has been set
improperly.
• The windows or doors are opened.
• The air inlet or outlet of the outdoor
unit is blocked.
• The fan speed is too low.
• The operation mode is FAN or
DRY.
reset Remote Control to
be A.
MODE TEMP.
AUTO
not "A" display.
COOL
B
DRY
HEAT
Remote Control from
TEMP
factory is A.
EN
FAN
AUTO
B
2/22/07 0:53:54 AM