Buderus Logamax plus GB142-24 Servicing Instructions page 17

page 16
3
The "Hot water mode" LED on the
BC10 is lit.
0 C
The blower is started up.
The tank filling pump
is activated.
The hot surface ignitor is activated
for seven seconds.
The primary circulation pump
is started.
0 L
Ignition phase:
The gas valve is opened.
H
GB142 is in the hot water mode.
The "Burner" LED is lit.
Is the temperature
in the hot water tank higher
than the hot water temperature setting
in the BC10 or RC control
device?
The "Hot water mode" LED
goes off.
4
page 18
Logamax plus GB142-24/30/45/60 - We reserve the right to make any changes due to technical modifications!
7
no
yes
page 19
no
Is
the supply
temperature 82.8 K
higher than the hot water
temperature setting
or higher than
200 °F (93 °C)?
yes
0 Y
The gas valve is closed,
the burner is shut down.
The "Burner" LED goes off.
The blower stops.
Is
the supply
temperature lower
no
than the preset
hot water temperature
plus 63 °F (35 K)?
Function
yes
5
17