Daikin RX16MY1 User Manual

Si30-408 Field Setting on Outdoor Unit
Field Settings from Remote Controller 63
2.2 Use of Each Setting Mode
2.2.1 Setting of Operation of Refrigerant Additional Charge
When all refrigerants cannot be charged while the outdoor unit operation stops, operate the
outdoor unit, then charge refrigerants from the service port of liquid pipe stop valve. Use
pushbutton switch on the printed circuit board in outdoor unit to start the refrigerant additional
charge operation.
Total Process of
Refrigerant
Additional
Charge
Operation
Procedure
1. Turn off the main switch and charge refrigerant. Then, turn on the power supply of indoor
and outdoor units.
[Be sure to turn off the main switch and charge refrigerant in the stop state of outdoor unit.
Then, charge the lacking refrigerant according to this operation procedure. Operation other
than this procedure causes malfunction.]
2. Be sure to open gas-side stop valves and oil equalization stop valve fully for multi-outdoor
unit system and to close liquid-side stop valve completely. (With opening status, the
refrigerant cannot be charged.)
3. Set (A) additional refrigerant charge operation ON in stop state by using the
(H1P: Light). The operation starts.
(H2P displays the test operation (blinking), then [Test Operation] and [Under centralized
control] are displayed on remote controller.)
Have all refrigerants been
charged?
Have all refrigerants been
charged?
YES
NO
YES
NO
Open the liquid and gas-side
stop valves.
Open the liquid-side stop valve.
Remove the charging hose.
Refrigerant additional charge is
completed.
Start the unit operation in
refrigerant additional charge
mode (Setting mode 2: Refer to
the following for more details.)
STEP 1
Additional
charge R410A
for stopping
state of
compressor.
STEP 2
Additional
charge R410A
while the
compressor
operates.
Check the closing of liquid and
gas-side stop valves and oil
equalization pipe stop valves.
Open gas-side stop valve.
Close liquid-side stop valve.
Open oil equalization stop
valve for multi-outdoor unit
system.
Turn off the power supply.
Charge refrigerant in liquid
status from service port of liquid-
side stop valve.
Setting Mode 2

Daikin RX16MY1 Specifications

General

Brand	Daikin
Model	RX16MY1
Category	Inverter
Language	English