Contents
Design principles & operating sequence
Page
1.1
Principle components
2
1.2
Mode of operation
2
1.3
Safety devices
2
Technical data
Page
2.1
Central heating
3
2.2
Gas pressure
3
2.3
Expansion vessel
3
2.4
Dimensions
3
2.5
Clearances
3
2.6
Connections
3
2.7
Electrical
3
2.8
Flue details
3
2.9
Efficiency
3
2.10 Emissions
3
2.11 Pump duty
4
General requirements (UK)
Page
3.1
Related documents
5
3.2
Location of appliance
5
3.3
Gas supply
5
3.4
Flue system
5
3.5
Air supply
6
3.6
Water circulation
6
3.7
Electrical supply
6
3.8
Showers
6
3.9
Mounting on a combustible surface
6
3.10 Timber framed buildings
6
3.11 Inhibitors
7
General requirements (EIRE)
Page
3A.1 Related documents
7
3A.2 Location of appliance
7
3A.3 Gas supply
7
3A.4 Flue system
7
3A.5 Air supply
8
3A.6 Water circulation
8
3A.7 Electrical supply
8
3A.8 Showers
8
3A.9 Mounting on a combustible surface
8
3A.10 Timber framed buildings
8
3A.11 Inhibitors
8
3A.12 Declaration of conformity
8
Installation
Page
4.1
Delivery
9
4.2
Contents
9
4.3
Unpacking
9
4.4
Preparation for mounting the appliance
9
4.5
Fitting the flue
9
4.6
Connecting the gas & water
13
4.7
Electrical connections
13
Commissioning
Page
5.1
Gas supply installation
15
5.2
The heating system
15
5.3
Initial filling of the system
15
5.4
Initial flushing of the system
15
5.5
Pre-operation checks
15
5.6
Initial lighting
15
5.7
Checking burner pressures
15
5.8
Final flushing of the heating system
15
5.9
Setting the boiler operating temperature
15
5.10 Setting the system design pressure
15
5.11 Regulating the central heating system
15
5.12 Final checks
16
5.13 Instructing the user
16
Servicing
Page
6.1
General
17
6.2
Routine annual servicing
17
6.3
Replacement of components
17
6.4
Component removal procedure
17
Checks, adjustments and fault finding
Page
7.1
Checking appliance operation
18
7.2
Appliance mode of operation
18
7.3
Checking and adjusting burner pressure
18
7.4
Combustion analysis test
18
7.5
Checking the expansion vessel
19
7.6
External faults
19
7.7
Electrical checks
19
7.8
Fault finding
20
Wiring diagrams
Page
8.1
External wiring
25
8.2
Connection on external time-clock
and room thermostat
26
8.3
Connecting of an integral time-clock
26
Exploded diagrams
Page
9.1
Table 1
27
9.2
Table 2
28
9.3
Table 3
29
9.4
Table 4
30
9.5
Table 5
31
L.P.G. instructions
Page
10.1 Technical data
32
10.2 Related documents
32
10.3 Gas supply
32
10.4 Gas supply installation
32
10.5 Checking and adjusting burner pressure
32