Argoclima AE522SC3 Manual de Serviço descarregar pdf (Página 27)

2)FREEZE PREVENTION (COOLING)

•This function prevents freezing of the indoor heat exchange coil.

•When the compressor has been running for 10 minutes or more and the temperature of the indoor heat

exchange coil falls below –1°C, the control circuit stops the compressor for at least 6 minutes.

INDOOR

HEAT EXCH.

COIL TEMP.

ON ON ON ON

SET SPEED SET SPEED

OFF OFF

AFTER

6 MINUTES

MORE THAN

10 MINUTES

INDOOR

FAN

COMPRESSOR

–1°C

T +0.5°C

T°C

ROOM TEMP.

THERMO OFF

THERMO ON

SET

TEMP.

MORE THAN

10 MINUTES

3)OVERLOAD PREVENTION (HEATING)

•This function prevents overheating of the indoor heat exchange coil.

For indoor units SAP-UR228EH only

•When the temperature of the indoor heat exchange coil rises above 59°C, and if the indoor fan is L (low

speed), then the fan speed changes from L (low speed) to M (medium speed).

•When the temperature of the indoor heat exchange coil rises above 61°C, the outdoor fan stops.

INDOOR HEAT

EXCH. COIL

TEMP. °C

OFF

H o M o L

H ➔ H, M ➔ M, L ➔ M

OUTDOOR

FAN

INDOOR

FAN

COMPRESSOR

H = High speed

M = Medium speed

L = Low speed

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Argoclima AE522SC3 Manual de Serviço Página 27

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