11 Maintenance And Service; Maintenance Safety Precautions; Opening The Gas Boiler; To Disassemble The Gas Boiler - Daikin EHYKOMB33AA Installation And Operation Manual
Hybrid heat pump – gas boiler
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Also See for EHYKOMB33AA:
- Installation and operation manual (44 pages) ,
- Installer's reference manual (264 pages) ,
- Service manual (170 pages)
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Program
Button combination
Burner ON at
minimum power
Burner ON, maximum
and (1×)
space heating power
setting
Burner ON, maximum
and (2×)
domestic hot water
setting
Stop test program
11
Maintenance and service
Especially for UK:
After servicing, complete the relevant Service Interval Record
section of the Benchmark Checklist located on the backpages of this
document.
NOTICE
Maintenance should preferably be carried out yearly by an
installer or service agent.
11.1
Maintenance safety precautions
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING
NOTICE: Risk of electrostatic discharge
Before performing any maintenance or service work, touch
a metal part of the unit in order to eliminate static electricity
and to protect the PCB.
11.1.1
Opening the gas boiler
See "7.1.1 To open the gas boiler" on page 11.
11.2
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.
EHYKOMB33AA
Daikin Altherma hybrid heat pump – gas boiler module
4P3530671A – 2013.10
Display
and
and
Actual situation
11 Maintenance and service
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.
Installation and operation manual
29
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