
2
6461
GB
Contents
Section
Page
1
Information and general warnings
3
1.1
Information about the instruction manual
3
1.2
Guarantee and responsibility
3
2
Safety and prevention
4
2.1
Introduction
4
2.2
Personnel training
4
3
Technical description of the burner
5
3.1
Burner designation
5
3.2
Models available
5
3.3
Burner categories - Countries of destination
5
3.4
Technical data
6
3.5
Electrical data
6
3.6
Burner weight
6
3.7
Overall dimensions
7
3.8
Firing rates
8
3.9
Burner components
9
3.10 Burner equipment
9
3.11 Control box for the air/fuel ratio
10
3.12 Servomotor
10
4
Installation
11
4.1
Notes on safety for the installation
11
4.2
Handling
11
4.3
Preliminary checks
11
4.4
Operating position
12
4.5
Securing the burner to the boiler
12
4.6
Combustion head adjustment
14
4.7
Assembly of the gas train
15
4.8
Gas feeding line
16
4.9
Electrical wiring
17
4.10 Calibration of the thermal relay
18
5
Start-up, calibration and operation of the
burner
19
5.1
Notes on safety for the first start-up
19
5.2
Operations before start-up
19
5.3
Burner start-up
20
5.4
Burner ignition
20
5.5
Burner adjustment
20
5.6
Operation sequence of the burner
23
5.7
Burner flame goes out during operation
23
5.8
Stopping of the burner
23
5.9
Measuring the ionisation current
24
5.10 Checking the air and gas pressure on the com-
bustion head
24
5.11 Final checks (with burner operating)
24
6
Faults - Probable causes - Solutions
25
6.1
Normal operation / flame detection time
26
7
Maintenance
27
7.1
Notes on safety for the maintenance
27
7.2
Maintenance programme
27
7.3
Opening the burner
28
7.4
Closing the burner
28
A
Appendix - Electrical panel layout
29
B
Appendix - Accessories (on request)
35
C
Appendix - Gas supply pressure
37
D
Appendix - Firing rate on basis of air density
38