TROUBLESHOOTING
| Symptom |
| Items to check | See Page |
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CHECK ONCE | Doesn’t operate at all: | • | Has there been a power failure? | — |
MORE |
| • | Has a fuse blown out, or a circuit breaker been tripped? | |
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| • | Is the timer operating? | 5 to 7 |
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| Poor Cooling (or Heating) | • | Is the air filter dirty? |
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| performance: | • | Are the air conditioner’s intake grille or outlet port blocked? |
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| • Did you adjust the room temperature settings (thermostat) |
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| correctly? |
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| • Is there a window or door open? | — | |
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| • | In the case of Cooling operation, is a window allowing bright | |
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| sunlight to enter? (Close the curtains.) |
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| • In the case of Cooling operation, are there heating apparatus |
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| and computers inside the room, or are there too many people |
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| in the room? |
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If the problem persists after performing these checks, or if you notice burning smells, stop operation immediately, turn off the electrical breaker, and consult with authorized service personnel.
En-13
9/10/07 5:16:17 PM
