Switching The Status Display On The Bc 10 To Show The Boiler Temperature Status; Returning To Operating Mode From The Flue Gas Test; Recording Actual Values; Feed Pressure - Buderus Logano plus GB402 Installation And Maintenance Instructions Manual

7 Commissioning
▶ Check the CO content again ( Chapter 7.10.1, page 25).
2
Fig. 35 Accessing full load at the BC10
7.11 Switching the status display on the BC 10 to show the
boiler temperature status
▶ Press to change to the next status display.
The current operating pressure P1.7 is displayed.
▶ Press to change to the next status display.
Operating status 0Y (display code) is shown.
▶ Press to change to the next status display.
The boiler temperature is displayed.

7.12 Returning to operating mode from the flue gas test

▶ Press to terminate the flue gas test.
▶ Return to operating mode on the RC35.
▶ Close the flap on the RC35.
▶ If the boiler is designed for operation with the Logamatic 4000 control
system, remove the RC35 again. Start the Logamatic 4000 control
system.

7.13 Recording actual values

▶ Carry out the following tests at a test point in the boiler flue
connection and enter the results in the commissioning report
( Chapter 7.18, page 28):
– Flue dynamic pressure
– Flue gas temperature
tA
– Air temperature t
L
– Net flue gas temperature t
– Carbon dioxide content (CO
or oxygen content (O )
2

– CO value

26
- t
A L
)
2
Fig. 36 Recording actual values
[1] Position of the test port in the flue

7.13.1 Feed pressure

The required draught for the installed flue gas/ventilation air system
must not exceed 100 Pa (1.0 mbar).
DANGER: Risk to life through toxic flue gases escaping.
▶ Only operate the boiler with a chimney or flue system
( Tab. 3, page 9).
7.13.2 CO value
CO values in an air-free state must be below 400 ppm or 0.04% vol.
Values above 100 ppm indicate and incorrect burner adjustment,
incorrect appliance setup, burner and/or heat exchanger contamination
or burner faults.
▶ Identify and eliminate the cause.
Logano plus GB402 – 6 720 804 428 (2012/09)