Adjusting Stack Temperatures - Buderus Logano G125 BE US/CA Installation And Service Instructions Manual

8 Placing the Boiler in Operation
NOTICE
Improper burner adjustments can lead to
improper combustion and sooting of the
boiler. Burner lock-outs can also occur as
a result.
Always check the combustion with the
following instruments.
Never check and/or adjust burner op-
eration by eye sight.
Necessary instruments
– CO measuring equipment
2
– Draft measuring equipment
– Oil pressure gauge
– Stack thermometer
– Smoke tester
Measure the over fire pressure at the measuring port
on the burner door.
Measure the breeching draft in the vent connector
two vent pipe diameters away from the vent connec-
tions (Only on chimney vent models: refer to Direct
Vent Manual for proper test location).
8.8

Adjusting Stack Temperatures

BURNER DAMAGE
due to excessively high air inlet tempera-
tures.
CAUTION!
You are only allowed to raise the stack
temperature of the boiler in case of a
dual pipe venting system. In case of
complete concentric venting systems,
one is not allowed to raise the stack
temperature as it may lead to high inlet
air temperatures.
42
Fig.42 Pressure test port on burner door
1 Pressure test port
Logano G125 BE - Specifications subject to change without notice.
1