Buderus Logano GE434 Maintenance Instructions Manual page 51

Converting the boiler to a different gas type
! Check the inlet pressure or gas supply pressure (see
Chapter 6.1.8 "Checking the mains gas pressure",
page 25).
PLEASE NOTE
In case of deviations from the set value,
correct the nozzle pressure at the setting
screw on the top of the valve.
! Push the plastic cover aside and turn the setting
screw below the cover (Fig. 27, Item 1) clockwise or
anti-clockwise, using a screwdriver.
- turning clockwise
- turning anti-clockwise =
! Pull off the test hose and close the plug, after the set
value has been achieved.
! Carry out the commissioning points 7 - 11, and
complete the report (see Chapter 6.2
"Commissioning report", page 33).
! Include all sealing points concerned with the
conversion into the leak test (in the operating
condition).
! Affix the label for the new gas type on the type plate.
PLEASE NOTE
Retain all parts which are removed.
We reserve the right to make any changes due to technical modifications.
Commissioning and maintenance instructions Logano GE434 Gas-fired special boiler • Issue 02/2003
= pressure rises
pressure reduces
Fig. 27 Selecting the set value
Item 1: Adjusting screw
Buderus Heiztechnik GmbH • http://www.heiztechnik.buderus.de
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