Daikin RZQ Series FCQ20EVA Service Manual page 81

SiME281501E
Guide Lines for Optimal Operation Condition
The operation value guide lines when operating under standard conditions by pressing the INSPECTION/
TEST operation button on the remote controller are as given in the table below.
Indoor unit fan: H tap
High
Pressure
Cooling 2.6 MPa ~
3.4 MPa
Heating 2.5 MPa ~
3.26 MPa
Standard Conditions
Cooling Operation
Heating Operation
During or after maintenance, when the power supply is restarted, operation restarts automatically by the "auto
restart function." Please exercise the proper caution.
Service Diagnosis
Low Discharge
Pressure Pipe
Temperature
0.6 MPa ~ 60°C~100°C
1.0 MPa
0.53 MPa ~ 60°C~100°C
0.75 MPa
Indoor
27°CDB/19°CWB
20°CDB
Suction Air Indoor Unit:
Temperature Temperature
Differential
between Suction
Air and
Discharge Air
–2°C~10°C 8°C~18°C
–6°C~2°C 14°C~30°C
7°CDB/6°CWB
Maintenance Inspection
Outdoor Unit:
Temperature
Differential
between Suction
Air and
Discharge Air
7°C~12°C
2°C~6°C
Outdoor
35°CDB
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