Commissioning The Heating System; Checking The Operating Pressure - Buderus Logano plus GB402 Installation And Maintenance Instructions Manual

7

Commissioning the heating system

7 Commissioning the heating system
This chapter describes commissioning using the standard
control unit module.
B After completing the work described below, complete
the commissioning report (
NOTICE: Boiler damage through excessive
dust and dirt contamination in open flue
operation.
Strong dust and dirt contamination can
occur, for example, due to building work in
the installation room.
B During building work, operate the boiler in
balanced flue mode.
NOTICE: Risk of boiler damage from
contaminated combustion air.
B Never use chlorinated cleaning agents or
halogenated hydrocarbons (as contained
in spray cans, solvents, cleaning agents,
paints and adhesives, for example).
B Never store or use such substances in the
installation room.
B A burner contaminated during building work must be
cleaned before commissioning.
B Inspect flue and combustion air pipework (with
balanced flue operation) and the apertures for
combustion air supply and ventilation
( Chapter 6.1, page 18).
28
Chapter 7.18).
7.1

Checking the operating pressure

This boiler cannot be operated with open
vented heating systems.
B Prior to commissioning, check the operating pressure
of the heating system on the water side and adjust if
required.
NOTICE: System damage through boiler
scaling.
B Note the information specified in the
operator's log.
B Set the red needle [1] on pressure gauge to the
required operating pressure of at least 1 bar).
2
1
Fig. 26 Pressure gauge for sealed unvented systems
1 Red needle
2 Pressure gauge needle
3 Green band
CAUTION: Health risk from contaminated
drinking water!
B Observe all national standards and
regulations regarding prevention of
domestic water contamination (e.g. by
water from heating systems).
B In Europe, observe standard EN 1717.
B Top up heating water or drain off water via the on-site
drain & fill valve until the required operating pressure
has been reached.
B During filling, vent the heating system via the radiator
bleed valves.
Logano plus GB402 - Subject to technical modifications!
3
6 720 615 876-59.1RS