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Fujitsu ASUH12LPAS Service Manual

Fujitsu ASUH12LPAS
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Auxiliary heat pump control
External heater output
Operation Condition
Heater on Heater is on as shown in following diagram of heating temperature.
Heater off
Heater is off as shown in following diagram of heating temperature.
Other than heating mode
Error occurred
Forced thermostat off
Temperature of heater on (Thon): Set temperature (Ts) - 0.9 °F (- 0.5 °C)
Temperature of heater off: Set temperature (Ts) + 0.9 °F (+ 0.5 °C)
Tr: Room temperature
Ts: Set temperature
Thon: Heater on temperature
Off
On
Tr-Ts
Tr-Ts (=Thon) ≤ -0.9°F (-0.5°C)
Tr-Ts ≥ 0.9°F
(0.5°C)
Auxiliary heat pump On/Off
Temperature of heater on (Thon): Adjustable by function number 62 (Operating temperature
switching of heat pump).
All control temperatures will shift by adjusting “Thon”.
Off
On
Tr-Ts ≥ -1.8°F
(-1°C)
Tr-Ts
Tr-Ts (=Thon) < -5.4°F
(
-3°C)
Tr: Room temperature
Ts: Set temperature
Thon: Heater on temperature
2-4. Details of function - (05-32) - 2. External input and output
FIELD
WORKING
FIELD
WORKING

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Fujitsu ASUH12LPAS Specifications

General IconGeneral
BrandFujitsu
ModelASUH12LPAS
CategoryAir Conditioner
LanguageEnglish

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