Overload Prevention (Heating) - Sanyo SAP-K77GHAX Technical & Service Manual

8-7. Overload Prevention (Heating)

This function prevents overheating of the indoor heat exchange coil.
When the temperature of the indoor heat exchange coil rises above T2 C, the outdoor fan stops, 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 T1 C, the compressor stops, and indoor fan
runs in LL (very low speed).
Indoor heat
exch. coil
temp. T1 C
T2 C
T3 C
Outdoor fan
Compressor
Indoor fan
NOTE
The operation temperature shown as T1, T2 and T3 in the chart differ by models.
77 / 97 / 127 class
T1 54
T2 50
T3 40
H
ON
H H
M M
Set Speed
L M
OFF
2 sec.
OFF
Set Speed
LL
51
H
ON