Opening The Service Menu On The Rc35 And Viewing Monitor Data; Adjusting And Checking Co2 Level At Maximum Output; Co2 Content, Natural Gas Type A; Adjusting And Checking Co2 Level At Minimum Output - Buderus Logano plus GB312 Installation And Service Instructions Manual

7.10.2 Opening the Service menu on the RC35 and viewing
monitor data
A PC with Logamatic ECO -Soft4000/EMS software and
a service key can also be used as a monitoring device.
Please contact Buderus for more detailed information.
▶ Simultaneously press the
SERVICE MENU.
▶ Turn the knob counter-clockwise to select diagnosis
(indicated by ).
SERVICE MENU
quick operation
settings
 diagnosis
servicing
▶ Press the button to open the SERVICE / DIAGNOSIS menu.
▶ Turn the knob counter-clockwise to select monitor reading
(indicated by ).
SERVICE|DIAGNOSIS
function test
B
monitor reading
diagnosis
servicing
▶ Press the button to open the DIAGNOSIS / MONITOR
READING menu.
▶ Turn the knob counter-clockwise to select Boiler / Burner
(indicated by ).
DIAGNOSIS|MON.READING
B
Boiler/Burner
domestic hot water
heating circuit 1
bus users
▶ Press the button to open the BOILER / BURNER menu.
The monitor readings are displayed as a list. Turning the knobs scrolls
down to display more readings as necessary.
These menus enable you to read off the current boiler output (set/
actual) and the flame ionization current.
7.11 Adjusting and checking CO
Boiler size Gas orifice diameter for natural gas (gas type A),
calorific value 1075 Btu/ft
90-4 17
120-4 17
160-5 17
200-6 17
240-7 17
280-8 17
Table 16 Gas orifice diameter
▶ Read off output on the RC35 or by means of the service keys.
▶ Wait until at least 70 % of the load is reached.
▶ Insert the sensor into the center of the gas flow through a testing hole
in the vent pipe ( Fig. 47, page 36).
▶ Use a suitable pressure tester to measure the pressure in the flue (for
location of test point, see Fig. 47, page 36).
Logano plus GB312 – 6 720 806 273 (2013/01)
+ + buttons to open the
level at maximum output
2
3
Placing the heating system in operation
7.11.1 CO content, natural gas type A
2
If CO content is below 8,5 %.
2
▶ Use the high-output adjusting screw to adjust the level to 9,1 % CO
– Turning clockwise will reduce the CO
– Turning the screw counter-clockwise increases the CO
1
Fig. 44 Checking the CO setting at full load
2
[1] High-output adjusting screw
7.12 Adjusting and checking CO
▶ Set to 30 %.
▶ Press the button until the decimal point in the status display
lights up (at least 2 s).
This turns on the flue gas test.
▶ Simultaneously press the
With the factory settings, the display shows "
▶ Press the button to reduce the boiler output to a percentage of
maximum until the display shows "
▶ Read off output on the RC35 or by means of the service keys.
▶ Wait until 30 % of the load is reached.
110
100 120
90 130
Eco 140
Aut
Fig. 45 Setting medium output
7
level.
2
level.
2
7 747 010 720-52.2RS
level at minimum output
2
and buttons for approx. 5 s.
".
".
130
110
150
90
170
190
Aut
7 747 010 720-42.2RS
.
2
35