Supplied By www.heating spares.co Tel. 0161 620 6677
2
Contents
Instructions for installation and servicing ecoTEC
Contents
1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1
Notes on the documentation . . . . . . . . . . . . . . . . 4
1.1.1
Applicable documents . . . . . . . . . . . . . . . . . . . . . . 4
1.1.2
Retention of documents . . . . . . . . . . . . . . . . . . . . 4
1.1.3
Safety instructions and symbols . . . . . . . . . . . . . 4
1.2
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.3
General Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.4
CE marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1.5
Gas council numbers . . . . . . . . . . . . . . . . . . . . . . . 5
2
Boiler specifications . . . . . . . . . . . . . . . . . . . 6
2.1
Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.4
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.5
Type plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3
General requirements . . . . . . . . . . . . . . . . . . 10
3.1
Preliminary remarks for room sealed
appliances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3.2
Related documents . . . . . . . . . . . . . . . . . . . . . . . . 10
3.3
Contents included with delivery . . . . . . . . . . . . . 10
3.4
Installation site . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.5
Gas supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.6
Flue pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.6.1 Standard 100 mm flue system . . . . . . . . . . . . . . . 13
3.6.2 Optional 125 mm flue system . . . . . . . . . . . . . . . . 13
3.7
Flue termination . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.8
Air supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.9
Electrical supply . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.10
Guide to system requirements . . . . . . . . . . . . . . . 15
3.10.1 Water circulation system . . . . . . . . . . . . . . . . . . . 15
3.10.2 Filling and preparing heating system . . . . . . . . . 15
3.10.3 Pressure relief valve . . . . . . . . . . . . . . . . . . . . . . . 15
3.10.4 Pressure gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.10.5 Expansion vessel . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.11
Pump specifications . . . . . . . . . . . . . . . . . . . . . . . 16
3.11.1 Circulating pump . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.11.2 System by-pass . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.11.3 Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.12
Condensate trap . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4
Boiler installation sequence . . . . . . . . . . . . . 16
4.1
Transporting the appliance . . . . . . . . . . . . . . . . . 16
4.2 Required
minimum
distances/assembly
clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.2.1 Select position for boiler . . . . . . . . . . . . . . . . . . . 18
4.2.2 Unpack the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . 18
4.2.3 Using boiler template . . . . . . . . . . . . . . . . . . . . . . 19
4.3
Flue exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.4
Fitting the boiler hanging bracket . . . . . . . . . . . 20
4.5
Installing the flue system . . . . . . . . . . . . . . . . . . . 20
4.6
Fitting the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.7
Removing the front case . . . . . . . . . . . . . . . . . . . 20
4.8
General instructions for heating system . . . . . . 20
4.9
Gas connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.10
Cold water mains inlet and hot water outlet
(ecoTEC combination boilers only) . . . . . . . . . . . 21
4.11
Condensate drain pipe . . . . . . . . . . . . . . . . . . . . . 22
4.12
Heating connection . . . . . . . . . . . . . . . . . . . . . . . 23
4.12.1 Heating flow and return connection . . . . . . . . . . 23
4.12.2 Pressure Relief Valve . . . . . . . . . . . . . . . . . . . . . . . 24
4.13
Connecting the flue system to the boiler . . . . . 24
4.14
Electrical connection . . . . . . . . . . . . . . . . . . . . . . . 24
4.14.1 General requirements . . . . . . . . . . . . . . . . . . . . . . 24
4.14.2 Connection to the main supply . . . . . . . . . . . . . . 25
4.14.3 Electric board layout . . . . . . . . . . . . . . . . . . . . . . . 26
4.15
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
4.15.1 Vaillant controls and accessories . . . . . . . . . . . . 29
4.15.2 External electrical controls . . . . . . . . . . . . . . . . . 29
4.15.3 Connection details for external time switches
and boiler terminal strip . . . . . . . . . . . . . . . . . . . . 29
4.15.4 Vaillant optional plug in timer accessories . . . . 29
4.15.5 Connection details using the VR 65 Control
Center . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
4.16
Thermostatic radiator valves . . . . . . . . . . . . . . . . 29
4.17
Frost protection . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
4.18
Circulating pump . . . . . . . . . . . . . . . . . . . . . . . . . . 30
4.19
Anticycling ‘economiser’ control . . . . . . . . . . . . . 30
4.20 Automatic pump spin control (APS) . . . . . . . . . . 30
5
Commissioning Part I . . . . . . . . . . . . . . . . . . 30
5.1
Preliminary electrical checks . . . . . . . . . . . . . . . . 30
5.2
Gas supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.3
Cold water supply (ecoTEC combination
boilers only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.4
Filling and bleeding the heating system . . . . . . 30
5.4.1 Checking the filling pressure of the heating
system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
5.4.2 ecoTEC plus combination boiler filling loop . . . 31
5.4.3 Filling the heating system in ecoTEC pro
combination boilers and ecoTEC plus system
boilers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
5.4.4 Filling the heating system for the first time . . . 32
5.5
Initial system flush (“cold”) . . . . . . . . . . . . . . . . . 32
5.6
Filling the condensate siphon . . . . . . . . . . . . . . . 32
5.7
Adjusting the pumping capacity . . . . . . . . . . . . . 33
5.8
Adjusting the by-pass . . . . . . . . . . . . . . . . . . . . . . 33
5.9
Checking the gas supply . . . . . . . . . . . . . . . . . . . . 33
5.9.1 Factory settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
5.9.2 Gas inlet working pressure . . . . . . . . . . . . . . . . . . 33
5.9.3 Checking the gas rate . . . . . . . . . . . . . . . . . . . . . . 34
5.10
Refitting the case . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.11
Adjusting the central heating output (range
rating) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
5.12
Gas changeover . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6
Functional checks (commissioning part II) . 35
6.1
Functional checks . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6.1.1
Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
6.1.2 Heating
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
6.1.3 Water heating (combination boilers only) . . . . . 36
6.1.4 Final flush of the heating system (“hot”) . . . . . 36
6.2
Handing over to the user . . . . . . . . . . . . . . . . . . . 36
6.3
Vaillant warranty . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Summary of Contents for ecoTEC plus 612
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Page 179: ...Supplied By www heating spares co Tel 0161 620 6677 15 Instructions for use ecoTEC...
Page 180: ...Supplied By www heating spares co Tel 0161 620 6677 16 Instructions for use ecoTEC...
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Page 183: ...Supplied By www heating spares co Tel 0161 620 6677 19 Instructions for use ecoTEC...
Page 184: ...Supplied By www heating spares co Tel 0161 620 6677 838402_04 GB 08 2006...