Daikin EHYKOMB33AA2 [85/136] Hand over to the user
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Daikin EHYKOMB33AA2 [85/136] Hand over to the user

Daikin EHYKOMB33AA2 [85/136] Hand over to the user
11 Hand-over to the user
Installer reference guide
85
EVLQ05+08CAV3 + EHYHBH05AA + EHYHBH/X08AA +
EHYKOMB33AA
Daikin Altherma hybrid heat pump
4P355634-1A – 2016.02
INFORMATION
In case no outdoor unit is installed, the user interface will
ask if the gas boiler can take over the entire load. After
allowing this, restart the screed dryout program to make
sure all actuators are operating.
To readout the status of an underfloor heating
screed dryout
1 Press .
2 The current step of the program, the total remaining time, and
the current desired leaving water temperature will be displayed.
INFORMATION
There is limited access to the menu structure. Only the
following menus can be accessed:
▪ Information.
▪ Installer settings > Commissioning > UFH screed
dryout.
To interrupt an underfloor heating screed dryout
When the program is stopped by an error, an operation switch off, or
a power failure, the U3 error will be displayed on the user interface.
To resolve the error codes, see "13.4 Solving problems based on
error codes" on page 92. To reset the U3 error, your User
permission level needs to be Installer.
1 Go to the underfloor heating screed dryout screen.
2 Press .
3 Press to interrupt the program.
4 Select OK and press .
Result: The underfloor heating screed dryout program is stopped.
When the program is stopped due to an error, an operation switch-
off, or a power failure, you can read out the underfloor heating
screed dryout status.
5 Go to [A.7.2]: > Installer settings > Commissioning > UFH
screed dryout > Dryout status > Stopped at and followed by the
last executed step.
6 Modify and restart the execution of the program.
10.4.6 To perform an air purge on the gas supply
1 Connect a suitable gauge on the gas valve. Static pressure
MUST be 20mbar.
2 Select test program " ". See "10.4.7 To perform a test run on
the gas boiler"on page85. Static pressure MUST be 20mbar
(+ or – 1 mbar). If the working pressure is <19 mbar, the gas
boiler output will be reduced and the correct combustion
reading may NOT be obtained. Do NOT adjust the air and/or
gas ratio. To obtain sufficient working pressure, gas supply
MUST be correct.
INFORMATION
Make sure the working inlet pressure does NOT interfere
with other gas appliances installed.
10.4.7 To perform a test run on the gas boiler
The gas boiler has a test run function. Activating this function results
in the activation of the indoor unit pump, as well as the gas boiler
(with a fixed fan speed), without the control functions being actuated.
The safety functions remain active. The test run can be stopped by
pressing and simultaneously or will end automatically after
10 minutes. To perform a test run, switch off the system with the
user interface.
Make sure that the leaving water temperature home page, room
temperature home page, and domestic hot water home page are
turned OFF.
There may be no error on the gas boiler or the heat pump module.
During a gas boiler test run, "busy" will be displayed on the user
interface.
Program Button combination Display
Burner ON at
minimum power
and
Burner ON, maximum
space heating power
setting
and (1×)
Burner ON, maximum
domestic hot water
setting
and (2×)
Stop test program and Actual situation
NOTICE
If an 81‑04 error occurs, then do NOT perform a test run
on the gas boiler.
11 Hand-over to the user
Once the test run is finished and the unit operates properly, please
make sure the following is clear for the user:
▪ Fill in the installer setting table (in the operation manual) with the
actual settings.
▪ Make sure that the user has the printed documentation and ask
him/her to keep it for future reference. Inform the user that he can
find the complete documentation on the url as earlier described in
this manual.
▪ Explain the user how to properly operate the system and what to
do in case of problems.
▪ Show the user what to do in relation to maintaining the unit.
▪ Explain the user about energy saving tips as described in the
operation manual.
12 Maintenance and service
Especially for UK:

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