Compressor, Fan Motor, Valve Function - Daikin LX10F11B3 Service Manual

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1.4.5 Compressor, Fan Motor, Valve Function

●Frozen Mode
Component Name
Compressor
Motor Evaporator fan motor
Condenser fan motor
Liquid solenoid valve
Economizer solenoid valve
Solenoid
Valve
Hot gas solenoid valve
Reheat solenoid valve
Electronic expansion valve EEV※8
Modulation
Economizer modulation valve EMV※8
Valve
Discharge modulation valve DMV※8
●Chilled Mode
Component
Full Cool
Name
CM※7, 8 Max.130 rps
Motor EFM
CFM H/L/OFF ※2 H/L/OFF ※2
LSV ON
ESV ON
Solenoid
Valve
HSV OFF
RSV OFF
EEV※8 2〜100%
Modulation EMV※8 2〜100%
Valve
DMV※8 100%
●Defrost Mode
Component
Pumpdown
Name
CM※7, 8 Max.50 rps
Motor EFM H/L/OFF ※2
CFM
LSV
ESV
Solenoid
Valve
HSV
RSV
EEV※8
Modulation EMV※8
Valve
DMV※8 100%
Full Cool
CM※7,8 Max.130 rps 20〜130 rps
EFM H（L ※1）
CFM H/L/OFF ※2 H/L/OFF ※2
LSV
ESV
HSV OFF
RSV OFF
2〜100%
2〜100%
100%
Modulation
20〜130 rps
H H/L ※3
ON
ON/OFF
OFF
OFF
2〜100%
2〜100%
100%
Defrost
20〜95 rps
OFF
H OFF（L/H ※5）
ON OFF（ON/OFF ※4）
OFF OFF（ON ※4）
OFF ON（ON/OFF ※4,5）
OFF OFF（ON/OFF ※4,5）
0% 0%（0〜36% ※4）
0% 0%（0〜24% ※4）
0%（0〜100% ※4）
（13〜100% ※5）
Modulation
L
ON ON
ON ON
OFF
OFF
2〜100%
2〜100%
100%
Cooling
Heating
OFF
OFF 20〜95 rps
H/L H/OFF
OFF OFF（L/H ※5）
OFF OFF（ON/OFF ※4）
OFF OFF（ON ※4）
OFF ON（ON/OFF ※4,5）
OFF OFF
0% 0%（0〜36% ※4）
0% 0%（0〜24% ※4）
0%（0〜100% ※4）
100%
（13〜100% ※5）
------ Notes -----
※4 Charging control
※5 Release control
※6 CFM may become L/OFF in some case to
increase dehumidification capacity.
※7 Compressor may reduce its rotation speed
prior to take protection control when
the protection control activated in some
reason.
※8 Compressor rotation speed （rps） and
EEV, EMV, DMV opening （pls） are
displayed in panel. （Refer to ※3 Sensor
information in paragraph 2.3.）
1-15
Cooling ------ Notes -----
OFF ※1 EFM operates at
RS≦-5.0℃
OFF
※ 2 High pressure
L
control
OFF
※3 EFM operates
OFF
H only or
OFF
H / L change
OFF
automatically
OFF
EEV fully open: 420 pls
0%
EMV opening upper limit: 300 pls
0%
(EMV fully open: 420 pls)
100% DMV fully open: 760 pls
●Dehumidification mode
Dehumid.
20〜95 rps
H
H（L/OFF ※6）
ON
OFF
OFF
ON
2〜100%
0%
20〜100%