Daikin RXYSQ4-5-6PA7V1B Service Manual page 91

Test Operation
Case 4: Failure
After correcting the problem, press BS1 MODE button once and perform automatic refrigerant
charging again starting from step 4.1.
5. When charging is complete, determine the weight of refrigerant that was added and fill in the
6. After adding the refrigerant, do not forget to close the lid of the service port. The tightening
Procedure 2: Charging while the outdoor unit is at a standstill
See figure 6 on page 75.
1. Determine the weight of refrigerant to be charged additionally referring to the item
2. After the vacuum drying is finished, open valve A and charge the additional refrigerant in its
80
H1P H2P H3P H4P H5P H6P H7P
h i i h h h
(*) An error in the system interrupted the operation of the unit. Check the
error by using the error code displayed on the remote controller. For an
explanation of the error codes, see
on page 75 and solve the problem.
amount in the "Additional refrigerant charge label" attached to service precautions plate on
the unit.
torque for the lid is 11.5~13.9 N•m.
Service port for adding refrigerant
V1
"Additional refrigerant charge" in "How to calculate the additional refrigerant to be charged"
on page 249 and fill in the amount in the "Additional refrigerant charge label" attached to the
unit.
liquid state through the service port on the liquid stop valve taking into account following
instructions:
- Turn on the power of the outdoor unit and indoor units.
- Check that gas and liquid stop valves are closed.
- Stop the compressor and charge the specified weight of refrigerant.
Error code on remote
controller
h (*)
See footnote
"Error codes on the remote controller"
1
Y1
Liquid
line stop
valve
Gas line
stop
valve
SiBE34-802
Pipe fixing plate
Liquid line stop valve
Gas line stop valve
Test Operation