42
9.7 Commissioning For The First Time:
1.
Turn power to boiler on. Code
"000"
appears on the
display. Appliance is ready for "commissioning" procedure.
2.
Press
at the same time. Hold for 6 seconds. "
On
"
appears on the display for 2 seconds followed by code
"
312
" indicating "
de-aeration
" function is active. This
function lasts 10 minutes.
3.
Boiler will turn on after deaeration function is complete.
Display will show code "
000
" alternating with
%
of
ignition power and temperature value (°F / °C).
• During this
gas recognition function
phase which
lasts about 7 minutes, type of gas being used is
analyzed.
•
During this function, assure maximum heat exchange
to heating by having all heating zones open or all
domestic hot water taps open, in order to prevent
boiler from switching off due to overheating.
•
If boiler operates on Gas A (Natural Gas), display
shows
NG
(Natural Gas) for about 10 seconds. Boiler
is now ready for normal operation.
•
If boiler operates on natural gas and display shows
LPG
(Gas E), press
and
together and hold
down for at least 4 seconds to exit without changing
factory setting. Boiler will stay set to Natural Gas.
•
If boiler operates on Gas E (LPG) display shows
LPG
(Gas E). Press
for at least 6 seconds to confirm gas
used.
•
If display shows
NG
(Gas A) and does not recognize
the type of gas used, press
and
together
and hold down for at least 4 seconds to exit the
function. Change parameter
P02=01
as described in
section 9.12 Parameter
Settings
of boiler Installation,
Operation and Maintenance Manual. Perform Automatic
Calibration Function. Manual Calibration may be
necessary if combustion is not within specified range.
NOTICE
During initial ignition, burner may not ignite. This may
cause boiler to shut down until any air in gas pipes is
vented. Repeat ignition procedure until gas reaches the
burner. To reset boiler operation, press
for at least
2 seconds.
NOTICE
First ignitions immediately after installation, system will
implement a self-learning procedure to reach correct
ignition level.
9 - START UP PROCEDURE
9.8 Automatic Calibration Function
Before performing this function verify the door is on the boiler
and there are no heat demands in progress.
During this function ensure there is maximum heat exchange
to the system in Heating or DHW mode (DHW request) to
avoid boiler shutting off due to overheating.
Press
and
together and hold for about 6 seconds.
When display indicates "
On
" press
within 3 seconds after
pressing previous buttons.
NOTICE
IMPORTANT:
If Calibration function does not
complete, verify unit did not shut down for over-
temperature. Raise minimum fan speed and repeat
Automatic Calibration. Replace KEY if Automatic
calibration does not complete after second try.
NOTICE
Important:
If display indicates "
303
" Automatic
Calibration function has not been activated. Disconnect
boiler from main power supply for few seconds and
repeat procedure.
1.
When function is enabled,
and
will flash on the
display.
2.
After ignition sequence, which can also take place
after few attempts, boiler performs three operations.
Each operation lasts about 1 minute:
•
maximum power
•
ignition power
•
minimum power
3.
Before moving to the following phase, from maximum
power to ignition power and then to minimum power.
and
appear on the display.
4.
During this phase, power level reached by boiler and
delivery temperature alternate on the display.
5.
When , and
flash together on the display,
automatic calibration function has completed.
6.
Press
to exit the function. Display will show
ESC
.
7.
Verify combustion is within specified range. If not,
perform Automatic and then Manual Calibration. (See
Section 9.8)
Note
Boiler must not shutoff during calibration.
Open all heating zones in heating or DHW
mode to ensure boiler does not shutoff.
NOTICE
All connections shall be made and water added before
performing this function.
9.6 Prior to Commissioning:
•
Verify door is ON the boiler;
•
Check system pressure is correct;
•
Power boiler;
•
Open gas tap (positioned under boiler);
•
Select required heating mode. See section 10.4
Operating Modes.
240012879 REV A, [01/31/2020]
Summary of Contents for Dunkirk DCBF-125
Page 63: ...61 A 1 MODELS 125 Heat Only APPENDIX A WIRING DIAGRAMS 240012879 REV A 01 31 2020...
Page 64: ...62 APPENDIX A WIRING DIAGRAMS A 2 MODELS 165 Heat Only 240012879 REV A 01 31 2020...
Page 65: ...63 A 2 MODELS 150 Combi APPENDIX A WIRING DIAGRAMS 240012879 REV A 01 31 2020...
Page 66: ...64 A 4 MODELS 205 Combi APPENDIX A WIRING DIAGRAMS 240012879 REV A 01 31 2020...
Page 67: ...65 NOTES 240012879 REV A 01 31 2020...
Page 68: ...66 NOTES 240012879 REV A 01 31 2020...
Page 99: ...29 MODEL 150F Combi 150F FLOOR STANDING COMBI WIRING DIAGRAM PN 240012875 REV A 01 31 2020...
Page 101: ...31 205F FLOOR STANDING COMBI WIRING DIAGRAM MODEL 205F Combi PN 240012875 REV A 01 31 2020...
Page 106: ...36 Low Water Cutoff Detail LOW WATER CUTOFF NO NO YES PN 240012875 REV A 01 31 2020...
Page 114: ...44 NOTES PN 240012875 REV A 01 31 2020...
