AirStage ARUL7RLAV Operating Manual - Page 6
Browse online or download pdf Operating Manual for Air Conditioner AirStage ARUL7RLAV. AirStage ARUL7RLAV 8 pages. Indoor unit (duct type)
Also for AirStage ARUL7RLAV: Installation Manual (20 pages)
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The following conditions may not be breakdowns so check again.
Symptom
Doesn't operate at all:
The operation mode cannot be
changed:
Poor Cooling (or Heating)
performance:
Set the temperature lower than
the room temperature and use it:
In the following situations stop operation immediately and get in touch with authorized service personnel.
●
The problem cannot be solved even when the troubleshooting checks have been performed.
●
The FILTER indicator lamp (red) is fl ashing very fast (when receiver unit is connected).
●
The wired remote controller or simple remote controller indicate Er (when connected).
●
It has burning smell.
●
For details on marking the Flashing lamps, please refer to the Manual of "IR Receiver Unit" or "Wired Remote Controller".
En-5
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Has there been a power failure?
●
Has a fuse blown out, or a circuit breaker been tripped?
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Is the main power switch set to the OFF position?
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Are you trying to engage in an operation different from the priority state?
●
Is it in standby state?
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Are you trying to change to an operation different from the priority conditions?
●
Did you adjust the room temperature settings (thermostat) correctly?
●
Is the air fi lter dirty?
●
Are the air conditioner's inlet port or outlet port blocked?
●
Is there a window or door open?
●
In the case of Cooling operation, is a window allowing bright sunlight to enter? (Close the curtains.)
●
In the case of Cooling operation, are there heating apparatus and computers inside the room, or
are there too many people in the room?
●
Is the fan speed set to low?
●
Temperature does not fall down well.
Temperature may not fall down depending on the room conditions.
(While high humidity or the room temperature is high.)
Items to check
See page
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