24
Installation and maintenance instructions ecoFIT pure 0020230531_06
8
Operation
8.1
Operating concept
The operating concept and the display and setting facilities
of the operator level are described in the operating instruc-
tions.
An overview of the display and setting options in the installer
level can be found in the section "Overview of the installer
level". (
8.2
Installer level overview
S.31
Code
D.---
PF
P.--
D F
--/--
DP
8.3
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.
8.4
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 (
8.5
Setting the hot water temperature
Danger!
Risk of death from legionella.
Legionella multiply at temperatures below
60 °C.
▶
Ensure that the end user is familiar with
all of the Anti-legionella measures in order
to comply with the applicable regulations
regarding legionella prevention.
▶
Set the hot water temperature.
Condition
: Water hardness: > 3.57 mol/m
³
–
Water temperature:
≤
50
℃
8.6
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).
