SiBE121021_C
Function of Indoor Unit (SA Models)
Function and Control
109
2.4
Hot Start Control (In Heating Operation Only)
Outline
At startup with thermostat ON or after the completion of defrosting in heating operation, the
indoor unit fan is controlled to prevent cold air from blasting out and ensure startup capacity.
Detail
TH
2
: Temperature (°C) detected with the gas thermistor
Tc
: High pressure equivalent saturated temperature
Defrost ending or oil return ending
or Thermostat ON
The fan is not OFF before initiating the hot start: LL
The fan is OFF before initiating the hot start: OFF
Hot start control
Hot start in progress
Normal operation
Normal operation
H/L remote
controller setting
LL
OFF
Remote controller
setting
Level position
Fa
n
Louv
e
r
Hot start ending conditions
·
lapse of 3 minutes
·
[TH
2
] > 34˚C
·
Tc > 52˚C
OR
(R12941)
