Start-up 7
0020230529_04 ecoFIT sustain Installation and maintenance instructions
15
6.3
Calling up the installer level
1.
Only call up the installer level if you are a competent
person.
2.
Press
and
("i") at the same time.
◁
S.xx
appears in the display (current unit status).
3.
Press
to access the installer level.
◁
Code
and
--
appear in the display.
4.
Set the value
17
(code) and confirm by pressing
.
5.
Press
to access the check programmes
(P)
and the
fault codes
(F)
and to return to the diagnostics codes
(D)
.
6.
Use
or
to set the required value and confirm by
pressing
.
7.
Confirm by pressing ( ).
8.
Press
to cancel a setting or exit the installer level.
6.4
Live Monitor (status codes)
Menu
→
Live monitor
Status codes in the display provide information on the pro-
duct's current operating status.
Status codes
–
Overview (
6.5
Using check programmes
Call up the installer level + 1 x
Display
Meaning
P.00
Purging check programme:
The internal pump is cyclically actuated.
The heating circuit and the hot water circuit are
purged via the automatic air vent (the cap of the
automatic air vent must be released).
1 x
: Start heating circuit purging
2 x
(
→
): Start domestic hot water circuit
purging
3 x
(
→
): Restart heating circuit purging
1 x
(
Cancel
): End purge programme
Note
The purge programme runs for 7.5 min per circuit
and then terminates.
Purging the heating circuit:
Prioritising diverter valve in heating position, ac-
tuation of internal pump for 9 cycles: 30 sec. on,
20 sec. off. Display:
Active heating circuit
.
Purging the hot water circuit:
After the above-mentioned cycles have run or the
right-hand selection button has been pressed again:
Prioritising diverter valve in the domestic hot water
position, actuation of the internal pump as above.
Display:
Active hot water circuit
.
P.01
Maximum load check programme:
After successful ignition, the product is operated at
maximum heat input.
P.02
Minimum load check programme:
After successful ignition, the product is operated at
minimum heat input.
P.06
Filling mode check programme:
The prioritising diverter valve is moved to the mid-
position. The burner and pump are switched off (to
fill or drain the product).
7
Start-up
7.1
Carrying out the initial start-up
Initial start-up must be carried out by a customer service
technician or an authorised competent person using the first-
commissioning-checklist. The first-commissioning-checklist
in the appendix (
Page 41) of the installation instructions
must be filled out and stored carefully along with the unit's
documentation.
▶
Carry out the initial start-up using the first-commission-
ing-checklist in the appendix.
▶
Fill out and sign the first-commissioning-checklist.
7.2
Checking the gas type
Make sure that the product is set up correctly by checking
the gas type. This ensures optimum combustion quality.
▶
Check the gas type as part of routine product mainten-
ance work when replacing components or carrying out
work on the gas route.
7.3
Checking the factory setting
The product's combustion has been factory tested and is
preset for operation with the gas group indicated on the data
plate.
The product is only authorised to be operated with natural
gas.
▶
Check the information about the gas type indicated on
the data plate and compare this with the gas type avail-
able at the installation site.
Condition
: The product design
is not compatible
with the local gas group
▶
Do not start up the product.
Condition
: The product design
is compatible
with the local gas group
▶
Proceed as described below.
7.4
Checking and treating the heating
water/filling and supplementary water
Caution.
Risk of material damage due to poor-qual-
ity heating water
▶
Ensure that the heating water is of suffi-
cient quality.
▶
Before filling or topping up the installation, check the
quality of the heating water.
Checking the quality of the heating water
▶
Remove a little water from the heating circuit.
▶
Check the appearance of the heating water.
▶
If you ascertain that it contains sedimentary materials,
you must desludge the installation.
▶
Use a magnetic rod to check whether it contains mag-
netite (iron oxide).
▶
If you ascertain that it contains magnetite, clean the in-
stallation and apply suitable corrosion-inhibition meas-
ures, or fit a magnetic filter.
▶
Check the pH value of the removed water at 25 °C.
