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Buderus Logano G234X Service Manual

Buderus Logano G234X
32 pages
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Contents
Logano G234X – 6 720 804 886 (2012/08)2
Contents
1 Safety considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1 Key to symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.2 Safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Product description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1 Correct use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.2 Standards, regulations and directives . . . . . . . . . . . . . . 4
2.2.1 National regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.2.2 Boiler operating conditions . . . . . . . . . . . . . . . . . . . . . . . 4
2.3 Notes on installation and operation . . . . . . . . . . . . . . . . . 4
2.3.1 Other important information . . . . . . . . . . . . . . . . . . . . . . 5
2.4 Tools, materials and equipment . . . . . . . . . . . . . . . . . . . 5
2.5 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.6 Product description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.7 Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.8 Dimensions and specifications . . . . . . . . . . . . . . . . . . . . 6
2.8.1 Logano G234X dimensions . . . . . . . . . . . . . . . . . . . . . . . 6
2.8.2 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.8.3 Main gas orifice identification and rated orifice
pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 Moving the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4 Placing the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.1 Boiler room requirements . . . . . . . . . . . . . . . . . . . . . . . . 8
4.2 Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4.3 Leveling the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
5 Boiler installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
5.1 Preparing for installation . . . . . . . . . . . . . . . . . . . . . . . . . 9
5.2 Connecting the heating system . . . . . . . . . . . . . . . . . . . 10
5.2.1 General safety instructions . . . . . . . . . . . . . . . . . . . . . . 10
5.2.2 Connect the central heating supply and return . . . . . . 10
5.3 Electrical connection . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.4 Fuel gas supply connection . . . . . . . . . . . . . . . . . . . . . . 12
5.4.1 Installing gas feed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5.4.2 Converting boiler to propane . . . . . . . . . . . . . . . . . . . . . 13
5.5 Filling heating system and checking for leaks . . . . . . . . 13
5.6 Install front panel of boiler . . . . . . . . . . . . . . . . . . . . . . . 14
5.7 Connecting the flue . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5.7.1 Check openings for combustion air supply and venting 14
5.7.2 Requirements for connection to chimneys or venting
systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
5.7.3 Installing the flue pipe . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5.7.4 Connecting flue pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5.7.5 Installation of vent damper . . . . . . . . . . . . . . . . . . . . . . 16
5.7.6 Installing electrical connection of vent damper . . . . . . 16
6 Placing the heating system in operation . . . . . . . . . . . . . . . . 17
6.1 Test safety valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
6.2 Making the heating system ready for operation . . . . . . 17
6.3 Start-up instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
6.4 Making boiler ready for operation . . . . . . . . . . . . . . . . . 19
6.5 Then carry out start-up procedures. . . . . . . . . . . . . . . . 19
6.6 Shutting off gas supply to boiler . . . . . . . . . . . . . . . . . . 21
6.7 Inform owner/operator, hand over technical
documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.8 Start-up protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
7 Taking the heating system out of operation . . . . . . . . . . . . . 23
7.1 Normal system shut-down . . . . . . . . . . . . . . . . . . . . . . . 23
7.2 Emergency shut-down procedures . . . . . . . . . . . . . . . . 23
8 Boiler inspection and maintenance . . . . . . . . . . . . . . . . . . . . . 23
8.1 Why is regular maintenance important? . . . . . . . . . . . . 23
8.2 Testing the flue system, including combustion air
supply, air inlet and Ventilation openings . . . . . . . . . . 23
8.3 Inspection of the boiler and burner . . . . . . . . . . . . . . . . 23
8.4 Preparing boiler for cleaning . . . . . . . . . . . . . . . . . . . . . 24
8.5 Cleaning the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
8.5.1 Cleaning the boiler with cleaning brushes . . . . . . . . . . 24
8.5.2 Wet cleaning (chemical cleaning) . . . . . . . . . . . . . . . . . 25
8.6 Cleaning the burner . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
8.7 Troubleshooting the G234X . . . . . . . . . . . . . . . . . . . . . 27
8.8 Maintenance protocol . . . . . . . . . . . . . . . . . . . . . . . . . . 29
9 Electrical circuit diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

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Buderus Logano G234X Specifications

General IconGeneral
BrandBuderus
ModelLogano G234X
CategoryBoiler
LanguageEnglish

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