Specifications

Basic Control SiUS39-602
46 Function
2.4 Cooling Operation Fan Control
In cooling operation with low outdoor air temperature, this control is used to provide the
adequate amount of circulation air with liquid pressure secured by high pressure control using
outdoor unit fan.
Fan Steps
REYQ72M, 96M
STEP0 0rpm
STEP1 300rpm
STEP2 325rpm
STEP3 355rpm
STEP4 400rpm
STEP5 500rpm
STEP6 630rpm
STEP7 880rpm
STEP8 920rpm
Upper limit of fan
revolutions: Step 8
Upper limit of outdoor unit
fan revolutions
Step 7
-1 step / 90sec on
outdoor unit fan
+1step / 30sec on
outdoor unit fan
Pc < 406psi
Pc
< 261psi
Pc
> 450psi
Pc
> 478psi
*For fan revolutions in each step,
refer to information on the chart
below
Pc: HP pressure sensor detection value
Pc > 391psi
Pc
< 261psi