
Table of Contents
Table of Contents
2
1 Explanation of symbols and safety instructions . 4 1.1 Explanation
of symbols . . . . . . . . . . . . . . . . . . . . . . 4 1.2 Safety
Instructions . . . . . . . . . . . . . . . . . . . 4
5.3 Aligning the boiler . . . . . . . . . . . . . . . . . 21
5.8.2 Heating controller and modules (accessories)
6.1
connection pressures . . . . . . . . . . . . . . . . . . . . . 11 2.11
Main circuit board connection diagram . . . . . . . . 12 2.12 System
example . . . . . . . . . . . . . . . . . . . . . 14
5 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26 5.7
Establishing the fuel supply . . . . . . . . 27 5.8 Making the electrical
connection . . . . . . . 27
2 Product information . . . . . . . . . . . . . . . . . . . . 6 2.1 About these
instructions . . . . . . . . . . . . . . . . . . . 6 2.2 EC Declaration of
Conformity . . . . . . . . . . . . . . 6 2.3 Intended use . . . . . . . . 6 2.4
Naming the boiler . . . . . . . . . . . . 6 2.5 Scope of
delivery . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.6 Product
overview . . . . . . . . . . . . . . . . . . . . . 7 2.7 Dimensions and
Connections . . . . . . . . . . 8 2.8 Technical
data . . . . . . . . . . . . . . . . . . . . 10 2.9 Gas
throughput . . . . . . . . . . . . . . . . . . . . . . . 11 2.10 Country-specific
gas categories and
5.8.5 Assembling the cover hood . . . . . . . . . . . . . . 29
200 to 280 kW . . . . . . . . . . . . . . . . . . . . . .40 7.5.4
Updating the nameplate . . . . . . . . . . . . . . . . 40 7.6 Bleeding the
gas line . . . . . . . . . . . . . . . . . . 41 7.7 Checking the air inlet and
outlet openings and the flue gas connection . . . . . . . . . . . . . . .
.41 7.8 Checking the supply air membrane . . . . . . . . . . . . . . . .
42 7.9 Prepare the heating system for operation . . . 42 7.10
Heating system on the control unit
mount . . . . . . . . . . . . . . . . . . . . . . . . . . .29
6.2.1 Status display . . . . . . . . . . . . . . . . . . . . . . . 32 6.2.2
"Information" menu . . . . . . . . . . . . . . . . . . . 33 6.2.3 "Fault history"
menu . . . . . . . . . . . . . . 34 6.2.4 "Settings" menu . . . . . . . . . . . . . . . . .
35 6.2.5 Chimney sweep operation (service operation) . 36 6.2.6
Key lock . . . . . . . . . . . . . . . . . . . . . . . . 36
turn on . . . . . . . . . . . . . . . . . . . . . . . . . .42 7.11 Chimney
sweep operation (service operation) . 43 7.12 Display operating
states/settings
Fit the vent or safety assembly (on
site) . . . . . . . . . . . . . . . . . .24 5.5.5 Installing the
condensate drain . . . . . . . . . 24 5.5.6 Connection for diaphragm
expansion tank
5.5.4 safety valve and automatic
6.2 Menu Structure . . . . . . . . . . . . . . . . . . . . . . . . 32
5.8.3 Connecting external heating controllers and
5.4 Flue gas and air supply connection . . . . . . . . . . . 21 5.4.1
Establishing the flue gas connection . . . . . . . . . . . . 21 5.4.2
Making the supply air connection
6 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Overview of the
operating elements . . . . . . . . . 31
5.1 Requirements for the installation room. . . . . 20 5.2 Wall
distances . . . . . . . . . . . . . . . . . . . . . . 20
5.8.1 Establishing the mains connection . . . . . . . . . . . . . . 28
5.6 Filling the heating system and tightness
5.9 Aligning the boiler vertically . . . . . . . . 30
4 Transporting the boiler . . . . . . . . . . . . . . . 18 4.1 Checking the
scope of delivery. . . . . . . . . . . . . . . . . . 18 4.2 Lifting and carrying
the boiler . . . . . . . . . . 18 4.3 Transporting the boiler on
rollers . . . . . 19
7 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . 37 7.1 Checking
the operating pressure . . . . . . . . . . . . . . . . . 37 7.2 Noting gas
characteristics . . . . . . . . . . . . . . . 38 7.3 Checking the
equipment . . . . . . . . . . . . . . 38 7.4 Checking for
leaks . . . . . . . . . . . . . . . . . 39 7.5 Changing the gas
type. . . . . . . . . . . . . . . . . . . . 39 7.5.1 Conversion for boiler size
120 kW . . . . 39 7.5.2 Conversion for the 160 kW boiler size . 40
7.5.3 Conversion for the boiler sizes from
let and change. . . . . . . . . . . . . . . . . .43
mount . . . . . . . . . . . . . . . . . . . . . . . . . . .25
5.8.4 Establishing the mains connection . . . . . . . . . . . . . . 29
connect . . . . . . . . . . . . . . . . . . . . . . . . . .28
3 regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.1 Standards
and guidelines . . . . . . . . . . . . . . . 15 3.2 Approval and information
requirements . 15 3.3 Installation room . . . . . . . . . . . . . . . . . . . . . . . .
15 3.4 Combustion air connection . . . . . . . . . . . 16 3.5 Quality of
the heating water . . . . . . . . . . . . . 16 3.6 Quality of the
pipelines . . . . . . . . . . . . . 16 3.7 Frost
protection . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 Inspection/
Maintenance . . . . . . . . . . . . . . . . . . 17 3.9 Tools, materials and
aids . . 17 3.10 Validity of the regulations . . . . . . . . . . . . . 17
(open flue operation) . . . . . . . . . 22 5.5 Making hydraulic
connections . . . . . 22 5.5.1 Connecting the heating
flow . . . . . . . . . . . 23 5.5.2 Connecting the heating
return . . . . . . . . . . 24 5.5.3 Installing the hot water storage
tank . . . . . . . 24
6 720 641 801 (2010/11)
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