Repair Procedures - Daikin RXTA30B2V1B Service Manual

5 | Third party components
To perform a pressure test of the refrigerant circuit
To check if the refrigerant field piping is compliant with the regulations

5.2.2 Repair procedures

To open the stop valves of the refrigerant circuit
Service manual
216
3 Measure the pressure of the refrigerant. The measured pressure converted
into saturated temperature MUST be in line with the expected pressure /
saturated temperature at current ambient temperature.
4 If the measured pressure is significantly higher (>5K), non‑condensables
gasses are most likely present in the refrigerant.
Any non‑condensables found in the
refrigerant circuit?
Yes
No
1 Perform a pressure test in line with local legislation.
Is the pressure in the refrigerant circuit
correct?
Yes
No
1 Check if the refrigerant field piping is compliant with the regulations. Adjust as
needed. See installation manual for field piping specifications.
Is the problem solved?
Yes
No
Prerequisite: Remove the required plate work, see
1 Remove the caps.
Action
To replace the refrigerant, see
"5.2.2 Repair procedures" [
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Replace the leaking part of the
refrigerant circuit, see
4
procedures" [ 216].
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"4.17 Plate work" [
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+FTXTM30+40R2V1B+FTXTP25+35M5V1B+ATXTP25+35M5V1B
R32 Optimized Heating 4 Split
4
216].
"5.2.2 Repair
4
144].
ESIE21-12A – 2022.02