Liquid/Moisture Indicator - Daikin LXE10E-A Service Manual

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4.2.15 Liquid / Moisture indicator
Liquid/Moisture Indicator permits checking of the refrigerant flow rate and moisture content in the
refrigerant.
(1) Moisture indicator
(2) Judgement for refrigerant flow rate (normal, shortage or overcharge)
Operation
RS<approx. -10˚C
Full
RS<approx -10˚C
Frozen
Flashing
operation
RS>approx -10˚C
Flashing
Chilled
Flashing
operation
ATTENTION 3 !!
In the case of overcharge or shortage of refrigerant, recover all refrigerant from the unit
and charge with new refrigerant R134a with rated charged amount of 4.6 Kg (LXE10E-A)
or 5.4 Kg (LXE10E-1).
Refrigerant overcharge may cause scroll compressor damage.
Color Judgement
Green
Yellow
(Contains excessive moisture)
Refrigerant charge is normal if the
Normal
indicator is full of liquid when RS is
under approx. -10 deg. C.
Refrigerant charge is short if the
Shortage
indicator shows flashing of refrigerant
when RS is under approx -10 deg. C.
Normal
Refrigerant charge is normal with
in most
flashing in the indicator in most cases,
cases
when RS is above approx -10 deg. C.
Refrigerant charge is normal with
Normal
flashing in the indicator in most cases,
in most
during chilled operation with capacity
cases
control.
Dry
Wet
Judgement
4-22
ATTENTION 1 !!
Replace refrigerant
ATTENTION 2 !!
As flashing here
does not mean gas
shortage, do not
charge with
additional refrigerant.
Possibly caused by
overcharging