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HOW TO PERFORM EMERGENCY OPERATION
In the following cases, operate the air conditioner in emergency by emergency operation of the operation part (inside of panel or indoor unit).
•The battery in the remote controller expired.
•A trouble occurred on the remote controller.
•The remote controller have disappeared.
2 
1
1 Start
Push emergency operation.
(If starting the operation when the room temperature is 24˚C or higher, the mode enters COOL mode. If starting the operation when the room temperature is 24˚C or lower, the mode enters HEAT mode.)
2 Stop
Push emergency operation once more.
CAUTION
•The ON switch of the test run and the ON switch of the test are used for the test run mode in the installation time. Do not use them in the normal time.
•If the “all stop” is selected in the normal/all stop switches, a signal from the remote controller is not accepted.
BEFORE ASKING REPAIR WORK
Before asking a repair work, check the following items.
Phenomenon | Cause | Measures | ||
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Check | Operation | Stopped? or after power failure? | Push Start/Stop of the remote | |
again | does not |
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| controller. |
| start even if |
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| Is the power supply of the power | Turn on the power supply switch if not. | ||
| the switch is | |||
| turned on. | switch? |
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| Fuse? |
| Contact the shop which you |
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| purchased the air conditioner. |
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| Is not the mode ON timer? | Delete the timer operation. | |
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| Is not [ALL OFF] of [Signal | Set the switch to [Normal position], | |
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| Receiving Part] selected? | and stop the operation. | |
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| Is not the battery of the remote | Replace the battery. | |
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| controller expired? |
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| Is not the state of the display lamp | Change the operation mode. | |
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| “Disagreement of | (cool) and |
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| (heat)” or “No | ”? |
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| Phenomenon | Cause |
Contact the shop | <Display lamp flashes.> | • It is a communication error between |
which you purchased |
| the sensor and the indoor unit, or |
the air conditioner |
| setup error of the address when the |
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| wired remote controller is used. |
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| • A communication error between the |
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| indoor unit and the outdoor unit. |
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| • A protective device of the indoor unit |
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| works. |
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| • A protective device of the outdoor |
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| unit works. |
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| • A trouble occurred on the tempera- |
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| ture sensor. |
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| • The compressor of the outdoor unit |
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| is protected. |
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| • The test run is performed. |
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| Turn off the Trial ON switch. |
Please check the above items. If the trouble yet remains, stop the operation, turn off the power switch, and then notify the shop which you purchased the air conditioner of the part No. and phenomenon. Never repair any part by yourself because it is very dangerous. If the display lamp is flashing, also tell of its contents.