Daikin ERQ Series Service Manual page 114

ESiEN09-06 A
3. Open the valve C (See the figure 31. The valve A, B and the liquid and gas side shutout
4. Perform the refrigerant charging operation following [Refrigerant charging operation
Note:
The refrigerant will be charged about 22kg in one hour at outdoor temp. 30°C DB (6kg at 0°C
DB).
Test Operation
valve must be left closed), and charge the refrigerant of the "additional charging amount"
from the liquid side shutout valve service port.
If the "additional charging amount" was charged fully, close the valve C and go to step 5.
If the "additional charging amount" was not charged fully, go to step 4.
procedure], and charge the remaining refrigerant of the "additional charging amount". For
performing the refrigerant charging operation the push button on the PC-board (A1P) of
outdoor unit are use. (See the figure 32) In addition, the refrigerant are charged from the
refrigerant charge port via the valve A.
For operating the push button and opening and closing the valve, follow the work procedure.
EL. COMPO. BOX lid
EL. COMPO. BOX lid
LED(H1~8P)
Inspection door
Push button
Label
(BS1~5)
"Service Precaution"
Pipe intake
fig 32
Test Operation
Lift the protruding
part to open the cover
Inspection door
105