Daikin LXE10E136 - Defrosting Mode

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2.5.3 Defrosting mode
Start defrosting
Is terminating
condition OK?
●Defrost lamp (red) ON
●Pump down
Defrosting range
Defrosting lamp (red) OFF
Return to frozen or chilled operation
Evaporator fan On after delay of 60 seconds
●Compressor ON
●Evaporator fan OFF
●Condenser fan ON/OFF
● Defrosting solenoid valve ON
● Hot gas solenoid valve ON
No
Yes
Yes
Component name Pump down Defrosting
Compressor CC ON ON
Evaporator fan. High speed EFH
OFF OFF
Evaporator fan. Low speed EFL
Condenser fan CF ON ON/OFF ※2
Liquid solenoid valve LSV OFF OFF
Economizer solenoid valve ESV ON OFF
Injection solenoid valve ISV OFF ON/OFF ※1
Hot-gas solenoid valve HSV OFF ON
Defrost solenoid valve DSV OFF ON
Discharge gas by-pass solenoid valve BSV OFF OFF
Reheat solenoid valve RSV OFF ON/OFF ※3
Suction modulating valve SMV 100% 100%
Electronic expansion valve EV
48~420pls (11~100%) 0pls (0%)
Operation of magnetic contactor and solenoid valve
Note) ※1: Charging control
※2: Release control
※3: RSV:ON EOS>15˚C
Magnetic
contactor
Solenoid valve
02LXE10E100以降(16-28)E.qx08.8.134:40PMページ2-21
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