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16 English
Heat pump lockout temperature
Heat pump would be locked out when the outdoor ambient temperature is smaller than the heat pump lockout temperature.
This setting is only effective when heat pump lockout mode has been set.
And should make the field setting of indoor unit. Refer to Service Manual for details.
Heat pump lockout release differential
Heat pump would be resumed when the outdoor ambient temperature is recovered by differential above the heat pump lockout temperature.
Automatic lockout
When heat pump lockout mode has been set, the auto backup function will automatically be set. This will allow the auxiliary or secondary heat source
to be automatically energized in the event of a system failure related to outdoor units.
No.
Setting item display Setting condition display
Setting item
MODE
H1P
TEST
H2P
C/H selection Low
noise
H6P
Demand
H7P
IND
H3P
Master
H4P
Slave
H5P *Factory setting
57
Heat pump
lockout
temperature kkkkhhk
–26.1°C (–15°F)
khhhhhh
–23.3°C (–10°F)
khhhhhk–20.5°C (–5°F) khhhhkh–17.7°C (0°F) khhhhkk–15°C (5°F) khhhkhh–12.2°C (10°F) khhhkhk–9.4°C (15°F) khhhkkh–6.6°C (20°F) khhhkkk–3.8°C (25°F) khhkhhh–1.1°C (30°F) khhkhhk1.6°C (35°F) khhkhkh4.4°C (40°F) khhkhkk7.2°C (45°F) khhkkhh10°C (50°F) khhkkhkForced heat
pump lockout khhkkkh*
*Factory setting
No.
Setting item display Setting condition display
Setting item
MODE
H1P
TEST
H2P
C/H selection Low
noise
H6P
Demand
H7P
IND
H3P
Master
H4P
Slave
H5P
47
Heat pump
lockout
release
differential
kkhkkkk
2.8°C (5°F)
khhhhhh
5.6°C (10°F)
khhhhhk
8.3°C (15°F)
khhhhkh
*
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