Buderus Logano G225, Инструкция по установке и обслуживанию

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Contents
Logano G225/Logano plus GB225 - We reserve the right to make any changes due to technical modifications. 2
Contents
1 General safety instructions and
explanation of symbols
4
1.1 Safety instructions 4
1.2 Explanation of symbols 5
2 Product details 6
2.1 EU Declaration of Conformity 6
2.2 Intended use 6
2.3 Standards, regulations and directives 6
2.4 Notes on installation and operation 6
2.5 Heating system water quality 6
2.6 Tools, materials and equipment 6
2.7 Disposal 7
2.8 Product description 8
2.9 Contents 9
2.10 Dimensions and specifications 10
2.10.1 Logano G225 BE dimensions 10
2.10.2 Boiler room and ambient conditions 11
2.10.3 Conditions for combustion air supply 12
2.10.4 Conditions for fuel 12
2.10.5 Conditions for the power supply 13
2.10.6 Conditions for the system configuration and
water quality 13
3 Transporting the boiler 14
4 Boiler positioning 15
5 Boiler block assembly 16
5.1 Assembly when delivered in sections 16
5.1.1 Preparation of boiler sections 16
5.1.2 Driving nipples home 17
5.1.3 Preparing the centre section 18
5.1.4 Inserting the packing cord 18
5.1.5 Knocking the centre section into place 19
5.1.6 Boiler section alignment 19
5.1.7 Joining the boiler sections at the upper
and lower boiler hubs with nipples 20
5.1.8 Fitting the anchor rods 22
5.1.9 Installation of the feed pipe and connection
profile 23
5.1.10 Fitting the temperature sensor 25
5.1.11 Fitting the flue outlet 26
5.1.12 Closing the boiler hubs 26
5.2 Checking for leaks 27
5.2.1 Preparing for a leak test 27
5.2.2 Carrying out the leak test 27
5.3 Installation of pre-assembled boiler heat
exchanger
28
5.4 Assembly steps for boilers supplied in
sections and as ready assembled block
28
5.4.1 Fitting the adjustable feet 28
5.4.2 Inserting the hot gas baffle plates 28
5.4.3 Installing the burner door 29
5.4.4 Installing the boiler casing 30
5.5 Positioning and levelling the boiler 37
6 Installing the boiler 38
6.1 Installing the flue pipe 38
6.1.1 Flue pipe sealing collar for negative pressure
flue (pressure at boiler outlet < 0 mbar) 38
6.1.2 Flue pipe sealing collar for positive pressure
flue (pressure at boiler outlet > 0 mbar) 39
6.2 Fitting the water connections 39
6.2.1 Connecting the central heating flow
and return 39
6.2.2 Connecting the safety flow and return 40
6.2.3 Connecting the DHW cylinder 40
6.2.4 Fitting the boiler fill & drain valve
(not supplied) 40
6.3 Filling the heating system and checking
for leaks
41
6.4 Connecting the fuel supply 42
6.5 Electricity connection 42
6.5.1 Fitting the control unit 42
6.5.2 Connecting the mains power supply and other
components 43
6.5.3 Fitting a strain relief 43
6.6 Installing casing parts 44
7 Commissioning the heating system 45
7.1 Bringing the system up to operating pressure 45
7.2 Preparing the heating system for operation 46
7.3 Switching on the heating system 46
7.4 Starting the burner 46
7.5 Raising the flue gas temperature 47
7.5.1 Removing hot gas baffle plates 47
7.5.2 Removing the hot gas check plate 47
7.6 Installing the burner hood 48
7.7 Setting the room controller/control unit 48
7.8 Commissioning report 49
8 Shutting down the heating system 50
8.1 Normal shutdown 50
8.2 Shutting down the heating system
in emergencies
50
8.2.1 What to do in an emergency 50
9 Heating system servicing 51
9.1 Why is regular servicing important? 51
9.2 Preparing the boiler for servicing 51