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14 Maintenance and service
Installer reference guide
84
EJHA NHY32AA
Daikin Altherma H Hybrid
4P556861-1A – 2019.05
14.4
Gas boiler
14.4.1
Opening the gas boiler
See
"9.2.3 To open the gas boiler" on page 31
.
14.4.2
To disassemble the gas boiler
1
Turn off the appliance.
2
Turn off the main power supply of the appliance.
3
Close the gas tap.
4
Remove the front panel.
5
Wait until the appliance has cooled down.
6
Unscrew the coupling nut at the base of the flue pipe by turning
counterclockwise.
7
Slide the flue pipe upwards by turning it clockwise until the
bottom of the pipe is above the condensate drain pan
connection.
8
Pull the bottom of the pipe forwards and remove the pipe
downwards by turning the pipe alternately clockwise and
counterclockwise.