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Overload Prevention - Technibel GRV79R5VAA Technical Data & Service Manual

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8-5. Overload Prevention (Heating)

This function prevents overheating of the indoor heat exchange coil.

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

Indoor heat

exch. coil

temp. °C

Outdoor fan

Indoor fan

Compressor

NOTE

The operation temperature shown as A, B, C and D in the chart differ by models.

MCAV77R5VAA MCAV97R5VAA MCAV127R5VAA

50°C

49°C

42°C

39°C

H or M or L

54°C

58°C

52°C

56°C

45°C

50°C

42°C

46°C

OFF

H, M

M, L

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