Buderus Logano GB125/22 BE, Инструкция по установке и обслуживанию

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Contents
Logano GB125 BE US/CA - Technical specifications are subject to change without prior notice. 2
Contents
1 Safety instructions and explanation of
symbols 3
1.1 Safety instructions 3
1.2 Explanation of symbols 4
1.3 Standards, regulations and code compliance 5
1.4 Notes on installation and operation 5
1.4.1 Other important information 5
2 Product description 6
2.1 Intended use 6
2.2 Product details 7
2.3 Heating system water quality 8
2.4 Tools, materials and accessories 8
2.5 Package Contents 9
2.6 Dimensions and specifications 10
2.6.1 Logano GB125 BE dimensions 10
2.7 Conditions for operation 11
2.7.1 General operating conditions 11
2.7.2 Boiler room and ambient conditions 12
2.7.3 Fuel conditions 12
2.7.4 Power supply conditions 12
2.7.5 Hydraulic conditions and water quality 12
2.8 Disposal 13
3 Moving the boiler 14
3.1 Reducing the boiler weight for handling
purposes 14
3.2 Lifting and carrying the boiler 15
3.3 Moving the boiler with hand truck 15
4 Placing the boiler 16
4.1 Wall clearances 16
4.2 Reversing the burner door 17
4.3 Mounting the adjustable feet
(included with B-kit) 18
4.4 Positioning and leveling the boiler 18
5 Boiler installation 19
5.1 Flue pipe installation 19
5.2 Test ports 20
5.3 Installation options 22
5.4 Installation of Water Connections 24
5.4.1 Installing B-Kit 24
5.4.2 Installation of boiler drain (included in B-Kit) 25
5.4.3 Installation of system components 25
5.5 Filling heating system and checking
for water leaks 26
5.6 Connecting the fuel supply 27
5.7 Condensate trap 28
5.8 Electrical connections 29
5.8.1 Logamatic control installation 29
5.8.2 Fitting the temperature sensor assembly 30
5.8.3 Power connection and connections of
additional components 31
5.8.4 Fitting cable strain relief 32
5.9 Install the back boiler cover 32
6 Placing the heating system in operation 33
6.1 Bringing the system up to operating pressure 33
6.2 Testing relief valve 34
6.3 Checking position of heat exchanger baffles 34
6.4 Preparing the heating system for operation 34
6.5 Starting up the control and the burner 34
6.6 Taking measurements 35
6.7 Checking the manual reset high limit (STB) 36
6.8 Replacing the burner hood 36
6.9 Commissioning log 37
7 Shutting down the heating system 38
7.1 Normal shut-down 38
7.2 Shutting down the heating system in an
emergency 38
7.2.1 Action in an emergency 38
8 Heating system servicing 39
8.1 Why is regular servicing important? 39
8.2 Preparing the boiler for servicing 39
8.3 Cleaning the boiler 40
8.3.1 Cleaning the boiler with cleaning brushes 40
8.3.2 Wet cleaning (chemical cleaning) 41
8.4 Cleaning the heat exchanger system 42
8.5 Cleaning the neutralizer unit and trap 44
8.6 Checking the air supply hose 45
8.7 Check heating system operating pressure 45
8.8 Testing relief valve 46
8.9 Concentric combustion air supply and
flue pipe 46
8.10 Air supply system 46
8.11 Inspection and maintenance reports 47
9 Troubleshooting 50
10 Examples of installations 51
11 Spare parts 53
12 Wiring diagrams 62
Index 63