7
Recommissioning the heating system
Logano plus GB312 - Technical specifications are subject to change without prior notice
51
7.15 Function checks
During commissioning and annual servicing, check all
control and safety devices for proper functioning and,
where adjustment is possible, check that the settings are
correct.
7.15.1 Checking the (flame) ionization current
Opening the Service menu on the RC35
V
Open flap on RC35.
V
Simultaneously
press
the + +
buttons
to
open the
SERVICE MENU
.
V
Turn the rotary selector
counter-clockwise to
select
Diagnosis
(indicated by
).
V
Press the
button to open the
SERVICE/DIAG-
NOSIS
menu.
V
Turn the rotary selector
counter-clockwise to
select
Diagnosis
(indicated by
).
V
Press the
button to open the
SERVICE/DIAG-
NOSIS
menu.
V
Press and hold the
button and simultaneously turn
the rotary selector
to change the setting, e.g. to
flame ionization current.
The change takes effect when you release the button.
V
Read off the ionization current and record the reading
in the commissioning log (
Æ
Section 7.20, page 54).
To ensure trouble-free operation, the ionization current
at medium and maximum output (when flame is lit)
should be at least 3 μA.
V
Switch the RC35 back to operating mode.
V
Close the flap on the RC35.
A PC running the Buderus Logamatic ECO-
Soft 4000/EMS software together with a ser-
vice key can also be used as a monitoring de-
vice. Please contact Buderus for more
detailed information.
SERVICE MENU
quick operation
B
settings
diagnosis
servicing
The menu items shown will vary depending
on the heating system.
