To Clean The Inside Of The Gas Boiler - Daikin CHYHBH05AA Installer's Reference Manual

12 Maintenance and service
9 Lift the condensate drain pan on the left-hand side from the
connection to the condensate trap.
10 Turn it to the right with the condensate trap connection over the
edge of the base tray.
Installer reference guide
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11 Push the backside of the condensate drain pan downwards
from the connection to the heat exchanger and remove it.
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.
12.6 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.
Daikin hybrid for multi heat pump – heat pump module
CHYHBH05+08AA + EHYKOMB33A
4P471761-1A – 2017.10