Daikin Sensira Series, Service Manual

Page: 138 / 172

4 | Maintenance
Service manual
138
FTXF20~71A + FTXF20~25B + FTXF20~42C + ATXF20~71A + ATXF20~42C
+ RXF20~71A + RXF20~60B + RXF20~42C + ARXF20~71A + ARXF20~42C
Split Sensira R32
ESIE18-12E – 2021.02
4 Maintenance
4.1 To clean the outdoor unit heat exchanger
1 Straighten the hair fins.
2 Clear the outdoor unit heat exchanger from dust, leaves,… using a fin-comb or
compressed air/N
2.
CAUTION
Avoid bending or damaging the hair fins of the outdoor unit heat exchanger during
the cleaning process.
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of the
specific error and continue with the
next procedure.
4.2 To clean the indoor unit heat exchanger
1 Straighten the hair fins.
2 Clear the indoor unit heat exchanger from dust, … using a fin-comb or
compressed air/N
2.
CAUTION
Avoid bending or damaging the hair fins of the indoor unit heat exchanger during the
cleaning process.
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of the
specific error and continue with the
next procedure.
4.3 To clean the indoor unit heat exchanger in extreme condition
When cleaning the indoor unit heat exchanger (contaminated by cooking oil, …),
make sure to:
▪ Use proper field supply cleaning agent which is suitable for cleaning heat
exchangers and drain pans.
▪ Clearly follow the instructions of local supply cleaning agent and to NOT use
household cleaning agents.
▪ Rinse the heat exchanger and drain pan with water after the cleaning process.