Automatic Pump Down - Daikin LXE10E-A18C Service Manual And Parts List

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10. AUTOMATIC PUMP DOWN

An automatic pump down system is applied to the unit to prevent the unit operation from extra
decreasing of low pressure due to pump down operation or burning of scroll compressor due to close
stop valve.
(1) Controller operation
MODE
M
Press the
Select "ON" by using
operation.
Current indication mode
(Operation condition
ndication)
※1: When the dehumidification ON-AoOFF is set to ON, G-Set operating mode will be skipped.
™Controller indication
Pump down mode
COMP. DEFROST IN RANGE
SUPPLY
RETURN
ALARM
R.H.
MANUAL
DISPLAY SELECT G SET
DEFROST
/
8
DISPLAY
/
˚C F
CHERT ON/OFF
SET SELECT UP DOWN ENTER/ESC
S
key twice to select the pump down mode, then, the LCD indicates "P down".
key or key, and press the
MODE
G-set mode
M
(Energy saving
setting) ※1
DE-HUMID.
UNIT
ON/OFF
I
/
O
Press
key to start
pump down
Fig. 2
key to start the automatic pump down
MODE
Pump
M
down
operation
MODE
Fig. 1 M
Pump down completed
COMP. DEFROST IN RANGE
SUPPLY
RETURN
ALARM
R.H.
MANUAL
DISPLAY SELECT
G SET
DEFROST
/
8
/ DISPLAY
˚C F
ON/OFF
CHERT
SET SELECT UP DOWN ENTER/ESC
S
25
MODE
M
Dehumidification
ON-A•OFF setting
DE-HUMID. •When the pump down
operation is completed,
the unit becomes stop
state.
•When the pump down
operation is ended
abnormally, "E201"
(pump down malfunction)
will be indicated.
UNIT
ON/OFF
I /
O