COOLING OPERATION
COOL operation
NO |
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| Initial |
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| w 8 | COOLING |
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| YES | |
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| Vane initial |
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| setting |
NO |
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| Vane |
| 40 deg downward angle | |||
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| 60 deg downward angle | ||
| NO |
| YES | |
| Fan speed | |||
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| LOW |
| NO |
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| YES |
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| Downward discharge | ||
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| 1 hour |
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| YES |
Vane setting notch | Vane horizontal | |
airflow | ||
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w 9 | NO |
Compressor YES thermostat
ON NO
Allowance cancel
NO YES |
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| time delay |
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| NO |
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YES | Allowance | YES | |
| time delay | period |
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| NO |
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| NO |
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| 6 minute |
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NO |
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| time delay |
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| compressor operation |
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| YES |
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| Allowance set |
| Coil frost protection |
| w 10 |
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| Coil frost | YES |
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| prevention |
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| NO |
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w 11 |
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| NO |
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| Cooling area |
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| YES |
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NO |
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| NO |
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| compressor operation |
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| 1 min continue |
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| YES |
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| YES |
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| Allowance cancel |
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| FAN speed |
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| LOW |
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| Coil frost | YES |
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| protection |
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| FAN speed | YES |
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| NO |
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| LOW 5 min |
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NO |
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| Indoor coil | NO | elapse |
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| NO |
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| compressor operation |
| temperature is |
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| 50°F or higher |
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| Outdoor unit |
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| YES |
| YES |
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| trouble |
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| Indoor coil | YES |
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| temperature is |
| time delay |
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| 34°F or lower |
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| NO | Coil frost | Coil frost |
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| prevention | prevention release |
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Compressor ON
Compressor OFF
1
w8 When operation stops or changes to cooling or dry mode, the auto vane turns to a horizontal angle. If operation changes during auto vane SWING, the auto vane will continue to swing.
w9 When operating TEST RUN, the thermostat will be continuously ON.
w10 After 3 minute compressor operation, if the indoor coil thermistor reads
w11 Cooling area : Indoor coil temperature is more than 9 degrees above the room temperature. Heating area : Indoor coil temperature is more than 9 degrees below the room temperature. FAN area : Indoor coil temperature is within 9 degrees either way of the room temperature.