VOKERA Linea Max HE, Installation & Servicing Instructions Manual

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6.3 Replacement of components 21
6.4 Component removal procedure 21
6.5 Pump assembly 21
6.6 Safety valve 22
6.7 Bottom automatic air release valves 22
6.8 Water pressure sensor/gauge 22
6.9 Primary thermistors 22
6.10 Return thermistors 22
6.11 Printed circuit board 22
6.12 Gas valve 22
6.13 Electrode and condense sensor 23
6.14 Flue fan & mixer 23
6.15 Burner 23
6.16 Main heat exchanger 23
6.17 Flow restrictor 24
6.18 DHW flow switch 24
6.19 DHW heat exchanger 24
6.20 Valve actuator 24
6.21 Divertor valve assembly 24
6.22 DHW thermistor 24
6.23 Automatic by-pass & DHW non-return valve 24
6.24 Expansion vessel 25
6.25 Condense trap removal 25
6.26 Fan transformer removal 25
6.27 Flue collector removal 25
Checks, adjustments and fault finding Page
7.1 Checking appliance operation 26
7.2 Appliance mode of operation 26
7.3 Service mode & parameters 27
7.4 Adjusting mode & the gas valve 29
7.5 Combustion analysis test 30
7.6 Checking the expansion vessel 30
7.7 External faults 30
7.8 Electrical checks 30
7.9 Fault finding 30
7.10 Temporary fault codes 31
7.11 Final fault codes 31
Wiring diagrams Page
8.1 External wiring 32
8.2 Typical control applications 32
8.3 Vokera room thermostat 32
8.4 Other devices 32
Exploded diagrams Page
9.1 Table 1 35
9.2 Table 2 36
9.3 Table 3 37
9.4 Table 4 38
9.5 Table 5 39
L.P.G. instructions Page
10.1 Related documents 40
10.2 Technical data 40
10.3 Converting the appliance gas type 40
10.4 Gas supply 40
10.5 Gas supply installation 40
10.6 Adjusting the gas valve 40
Benchmark 41-42
Contents
Design principles & operating sequence Page
1.1 Principle components 3
1.2 Mode of operation 3
1.3 Mode of operation (Heating) 3
1.4 Mode of operation (DHW) 3
1.5 Safety devices 3
1.6 Optional accessories 3
Technical data Page
2.1 Central heating 4
2.2 Domestic hot water 4
2.3 Gas pressure 4
2.4 Expansion vessel 4
2.5 Dimensions 4
2.6 Clearances 4
2.7 Connections 4
2.8 Electrical 4
2.9 Flow rates 4
2.9 Flue details (concentric) 4
2.9A Flue details (twin pipes) 4
2.9B Flue details (80/125) 4
2.10 Efficiency 4
2.11 Emissions 5
2.12 Pump duty 5
General requirements (UK) Page
3.1 Related documents 6
3.2 Location of appliance 6
3.3 Gas supply 6
3.4 Flue system 6
3.5 Air supply 7
3.6 Water circulation 7
3.7 Electrical supply 7
3.8 Showers 7
3.9 Mounting on a combustible surface 7
3.10 Timber framed buildings 7
3.11 Inhibitors 8
General requirements (EIRE) Page
3A.1 Related documents 9
3A.2 Location of appliance 9
3A.3 Gas supply 9
3A.4 Flue system 9
3A.5 Air supply 9
3A.6 Water circulation 9
3A.7 Electrical supply 10
3A.8 Showers 10
3A.9 Mounting on a combustible surface 10
3A.10 Timber framed buildings 10
3A.11 Inhibitors 10
3A.12 Declaration of conformity 10
Installation Page
4.1 Delivery 11
4.2 Contents 11
4.3 Unpacking 11
4.4 Preparation for mounting the appliance 11
4.5 Fitting the flue 11
4.6 Connecting the gas & water 16
4.7 Electrical connections 16
Commissioning Page
5.1 Gas supply installation 18
5.2 The heating system 18
5.3 Initial filling of the system 18
5.4 Initial flushing of the system 18
5.5 Filling the hot water system 18
5.6 Pre-operation checks 18
5.7 Initial lighting 18
5.8 Final flushing of the heating system 18
5.9 Setting the boiler operating temperature 19
5.10 Setting the system design pressure 19
5.11 Regulating the hot water 19
5.12 Final checks 20
5.13 Instructing the user 20
Servicing Page
6.1 General 21
6.2 Routine annual servicing 21