1-9
Sensor mounted in outside
Sensor mounted in inside
RS/DRS
SS/DSS
AMBS
EIS
DCHS2
SGS
HuS
DCHS1
Valve chamber
Economizer
Reheat coil (option)
Condenser
Receiver
Compressor
HPT
HPS
EMV
ESV
LSV
Dryer
EEV
LPT
Evaporator
CFM
EFM
RSV
HSV
PRV
DMV
EOS
Sight glass
ECO OUT
ECO IN
1.3.7 Sensor Location
1.3.6 Valves and Functions
EEV: Electronic Expansion Valve
EEV controls super heat at the evaporator outlet
and controls the refrigerant supply amount
to the evaporator by means of temperature
sensors installed at the evaporator outlet and
inlet.
DMV: Discharge Modulation Valve
DMV is usually used at fully-open. However,
while in defrosting operation, the opening is
adjusted as release control.
EMV: Economizer Modulation Valve
EMV controls the refrigerant supply amount to
the economizer while in pull-down operation
by adjusting EMV opening by means of
the temperature sensors mounted at the
economizer outlet and inlet. EMV is also used
for the discharge pipe temperature control and
charging control during defrost and heating
operation.
ESV: Economizer Solenoid Valve
Opening of ESV is synchronized with EMV.
LSV: Liquid Solenoid Valve
LSV is opened while in compressor operation. It
is closed while in defrost and heating operation
and automatic pump-down.
HSV: Hot gas Solenoid Valve
HSV is opened while in defrost and heating
operation to supply hot-gas from the
compressor to the evaporator and drain pan.
It is also opened to equalize the pressure to
protect compressor in case of large pressure
difference of high and low pressure while in
compressor start up.
RSV: Reheat Solenoid Valve
RSV is opened while dehumidification
control operation to supply hot-gas from the
compressor to the reheat coil.
PRV: Pressure Relief Valve
PRV is mechanical type pressure release valve.
It releases the refrigerant to the low pressure
side when the pressure rises abnormally during
non operation.
Valve chamber
EMV
ESV
LSV
EEV
CFM
RSV
HSV
PRV
DMV
01̲01-22̲LX10F11B̲En.indd 1-9
01̲01-22̲LX10F11B̲En.indd 1-9
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2014/11/19 16:40:24
https://daikin-p.ru
Summary of Contents for LX10F11B
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