12
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Maintenance and service
Installer reference guide
171
C08AF + EHYKOMB33A
Daikin Altherma R Hybrid
4P471761-1E – 2020.10
12
Remove the connector from the fan and the ignition unit from the gas valve.
13
Unscrew the coupling below the gas valve.
14
Unscrew the socket head screws from the front cover and remove the socket
complete with gas valve and fan to the front.
NOTICE
Make sure that the burner, insulation plate, gas valve, gas supply and fan do NOT get
damaged.
12.5 To clean the inside of the gas boiler
1
Clean the heat exchanger from top to bottom with a plastic brush or
compressed air.
2
Clean the underside of the heat exchanger.
3
Clean the condensate drain pan with water.
4
Clean the condensate trap with water.
12.6 To assemble the gas boiler
CAUTION
▪
During maintenance, the front plate seal MUST be replaced.
▪
When assembling, check the other seals for damage, such as hardening, (hairline)
fracture and discoloration.
▪
If necessary, place a new seal and check the correct positioning.
▪
If retarders are not or incorrectly fitted, it may lead to serious damage.
1
Check the correct position of the seal around the front cover.
2
Place the front cover on the heat exchanger and secure by using the socket
head screws plus serrated lock washers.
3
Tighten the socket head screws equally hand-tight by turning the hex key
clockwise.
