8-3-4. Cold Draft Prevention Function (During Heating Operation)

This function prevents a cold draft from being released at the beginning of Heating Operation or during operation of the room temperature thermo.

Temperature of coil temperature sensor

117°F (47°C)

90°F (32°C)

Fan speed

Set speed

LL

Change in Fan Speed

When Heating Operation is started with the temperature of the heat exchanger less than 90°F (32°C): Until the temperature of the heat exchanger goes over 117°F (47°C), fan speed varies according to the

Temperature of

Less than 90°F (32°C)

90 – 117°F (32 – 47°C)

Over 117°F (47°C)

heat exchanger

 

 

 

Fan speed

LL

LL – Set speed

Set speed

 

 

 

 

temperature of the heat exchanger.

Once the temperature of the heat exchanger rises over 117°F (47°C), cold draft prevention function is released.

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Sanyo CG1411, KGS1411 service manual Cold Draft Prevention Function During Heating Operation

KGS1411, CG1411 specifications

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