Buderus SB745WS Bedienungsanleitung
Buderus
Durchlauferhitzer und Boiler
SB745WS
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UPON COMPLETION OF THE INSTALLATION THE INSTALLER
MUST INSTRUCT THE OWNER AND OPERATOR ON THE
FUNCTIONALITY AND THE PROPER OPERATION OF THE BOILER
AND THE HEATING SYSTEM
THIS MANUAL SHOULD BE HANDED TO THE OWNER AND
OPERATOR OF THE APPLIANCE.
INSTALLER MUST REVIEW ALL SAFETY INSTRUCTIONS WITH THE
OWNER AND OPERATOR.
DANGER!
The installation instructions included in this Manual are intended
solely for use by a trained and certified installer, service company or
the gas supply company. If the information in this manual is not
followed, a fire or explosion may result causing property damage,
personal injury, or death.
Have installation and service performed by a trained and certified
installer or service company, or the gas supply company.
Bosch recommends signing a service and maintenance contract
with a trained and certified installer or service company that
covers annual servicing and condition-based maintenance.
Proper maintenance is a fundamental requirement for safe and
efficient operation and long service life.
The boiler must be serviced annually including the main burner,
ignition burner, the entire venting system, and the combustion
air supply. All parts that show any signs of damage or corrosion
must be replaced.
The owner and operator is responsible for the operational safety
and regulatory compliance of the heating system.
Improper installation, adjustment, alteration, service, or
maintenance can cause property damage, personal injury, or
death. Refer to this manual and consult a trained and certified
installer or service company, or the gas supply company before
installation, service or maintenance.
Installation Instructions
Stainless Steel Condensing Boiler
Buderus SB625WS/Buderus SB745WS
6 720 805 220-00.1T
Low temperature condensing boilers for gas/oil fired power burners
6 720 805 218 (2016/02) en-us
2 Contents |
SB625WS/SB745WS6 720 805 218 (2016/02)
Contents
1 Key to symbols and safety instructions . . . . . . . . . . . . . . . . . . 3
1.1 Explanation of symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.2 General safety instructions . . . . . . . . . . . . . . . . . . . . . . . 3
2 Product Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Certification and testing mark . . . . . . . . . . . . . . . . . . . . . 6
2.3 Regulations and Guidelines . . . . . . . . . . . . . . . . . . . . . . . 6
2.3.1 National regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.3.2 Compliance with standards and regulations . . . . . . . . . . 6
2.3.3 Additional regulations for installations in the
Commonwealth of Massachusetts . . . . . . . . . . . . . . . . . 6
2.4 Suitable fuels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.5 Scope of delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.6 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.7 Tools, materials and auxiliary equipment . . . . . . . . . . . . 8
2.8 Data plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.9 Dimensions and specifications . . . . . . . . . . . . . . . . . . . . 9
2.9.1 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.9.2 Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.9.3 Water connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3 Water treatment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1 Chemical and physical characteristics . . . . . . . . . . . . . 13
3.2 Central heating system . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2.1 Limescale deposits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2.2 Deposit corrosion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.2.3 Stray current corrosion . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.2.4 Diffused and localized acid corrosion . . . . . . . . . . . . . . 14
3.3 New central heating systems . . . . . . . . . . . . . . . . . . . . . 14
3.4 Reconditioning old heating systems . . . . . . . . . . . . . . . 14
3.5 Elimination air and gas from central heating system . . 14
3.6 Use of Antifreeze . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4 Transport . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
5 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5.1 Boiler Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5.2 Assembling the paneling . . . . . . . . . . . . . . . . . . . . . . . . 17
5.3 Refitting the door hinges . . . . . . . . . . . . . . . . . . . . . . . . 19
5.3.1 Changing the direction of door opening . . . . . . . . . . . . 19
5.3.2 Removing the hinge assembly “B” . . . . . . . . . . . . . . . . . 22
5.4 Burners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
5.5 Combustion gas exhaust . . . . . . . . . . . . . . . . . . . . . . . . 23
5.6 Venting Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5.7 Code Required Vent Terminations . . . . . . . . . . . . . . . . . 24
5.8 Combustion Air from outside the building . . . . . . . . . . 24
5.9 Combustion Air from an adjacent room . . . . . . . . . . . . 25
5.10 Condensate Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.11 Condensate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.11.1 Draining the condensate . . . . . . . . . . . . . . . . . . . . . . . . 25
5.11.2 Neutralizing the condensate . . . . . . . . . . . . . . . . . . . . . 25
6 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.1 Control unit settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
6.2 Hydraulic connection to the heating system . . . . . . . . . 27
6.3 Hydraulic flow through boiler . . . . . . . . . . . . . . . . . . . . 27
6.4 Making the electrical connection . . . . . . . . . . . . . . . . . . 28
6.5 Fitting temperature sensors . . . . . . . . . . . . . . . . . . . . . 29
6.6 Flushing the heating system . . . . . . . . . . . . . . . . . . . . . 29
6.7 Filling the heating system . . . . . . . . . . . . . . . . . . . . . . . 30
6.8 Preparing the heating system for operation . . . . . . . . . 30
6.9 Commissioning the control unit and burner . . . . . . . . . 30
6.10 Setting control unit parameters . . . . . . . . . . . . . . . . . . . 30
6.11 Commissioning report . . . . . . . . . . . . . . . . . . . . . . . . . . 31
7 Shutting down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
7.1 Shutting down the heating system . . . . . . . . . . . . . . . . 32
7.2 Shutting down the heating system in an emergency . . 32
8 Inspection and maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
8.1 Why is regular maintenance important? . . . . . . . . . . . . 32
8.2 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
8.2.1 Opening the door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
8.2.2 Adjusting the door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
8.3 Cleaning the boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
8.4 Checking and correcting the water pressure . . . . . . . . 34
8.4.1 When should you check the water pressure in the
heating system? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
8.4.2 Sealed unvented systems . . . . . . . . . . . . . . . . . . . . . . . 35
8.5 Inspection and maintenance reports . . . . . . . . . . . . . . 36
9 Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
10 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
11 Environmental protection/disposal . . . . . . . . . . . . . . . . . . . . . 46
12 Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Key to symbols and safety instructions 3 |
6 720 805 218 (2016/02)SB625WS/SB745WS
1 Key to symbols and safety instructions
1.1 Explanation of symbols
Warnings
Keywords at the start of a warning indicate the type and seriousness of
the ensuing risk if measures to prevent the risk are not taken.
The following keywords are defined and can be used in this document:
• indicates that property damage may occur.NOTE
• indicates that personal injury may occur.CAUTION
• indicates that severe personal injury may occur.WARNING
• indicates that severe personal injury or death may occur.DANGER
Important information
Additional symbols
1.2 General safety instructions
If you hear gas leaking
▶ Leave the building immediately.
▶ Prevent others from entering the building.
▶ Notify the police and fire department from outside the building.
▶ From outside the building, call the gas supply company and a trained
and certified installer or service company.
If you smell gas
▶ Turn off the gas shut-off valve.
▶ Open windows and doors
▶ Do not touch any electrical switch, telephone, and do not use outlets.
▶ Extinguish all open flames.
▶ Do not smoke!
▶ Do not use lighters!
▶ Warn all occupants of the building that they need to leave the
building.
▶ Do not ring doorbells!
▶ Notify the police and fire department from outside the building.
▶ From outside the building, call the gas supply company and a trained
and certified installer or service company.
If you smell flue gas
▶ Switch off the appliance.
▶ Open windows and doors.
▶ Inform a trained and certified heating contractor.
DANGER: Risk of fatal injury from failing to consider your own
safety!
▶ Never risk your own life. Your own safety must always take the
highest priority
NOTICE: Risk of appliance damage from improper operation of the
boiler!
▶ Only use the boiler for its intended purpose.
▶ Only operate the boiler if it has been installed and maintained per the
instructions provided in the Installation Manual.
▶ Do not attempt to operate an appliance if any part of it is not in
working order or is damaged.
▶ Use only original spare parts! The use of parts not supplied by the
manufacturer may cause damage to the boiler, other property and
personal injury. Also, boiler damage caused by the use of
unauthorized parts is not covered by the warranty.
DANGER: Risk of fire when soldering and brazing!
▶ Take appropriate protective measures when soldering and brazing
around combustible and flammable material.
NOTICE:
▶ The installation must comply with all applicable national, state, and
local codes, rules, and regulations.
▶ The operator is responsible for the operational safety and regulatory
compliance of the heating system.
▶ In the Commonwealth of Massachusetts, the appliance must be
installed by a licensed plumber or gas fitter.
DANGER: Risk of personal injury or death from flue gas poisoning!
▶ Do not install a thermostatic flue gas damper downstream of the draft
hood.
▶ Do not tamper with, remove, or attempt to repair the blocked vent
switch.
▶ When replacing the blocked vent switch, install the new part in the
original location.
▶ A blocked vent switch tripping more than once indicates a problem
with the venting system or chimney which must be repaired
immediately.
▶ Ensure none of the vent pipes and chimneys are damaged or blocked.
▶ Connect only one appliance to each venting system or chimney.
▶ The venting system must not feed into or route through another air
extraction duct.
▶ The venting system must be inspected annually. All parts that show
any signs of damage or corrosion must be replaced.
▶ Never close off or reduce the size of the combustion air openings.
▶ The boiler must not be operated until any obstructions have been
removed.
DANGER: Risk of personal injury or death from explosion!
▶ Work on gas components may only be carried out by a trained and
certified installer or service company.
▶ Appliance installation, the connection of gas and vent piping, initial
commissioning, electrical connections, and service and maintenance
must only be carried out by a trained and certified installer or service
company.
Warnings in this document are identified by a warning
triangle printed against a grey background.
Important information for the proper use of the boiler is
also provided in this manual. You will find the
information with a symbol shown on the left and
bordered by horizontal lines above and below the text.
Symbol Meaning
▶ Sequence of steps
Cross-reference to other points in this document or to
other documents
• Listing/list entry
– Listing/list entry (2nd level)
Table 1 Additional symbols
Produktspezifikationen
| Marke: | Buderus |
| Kategorie: | Durchlauferhitzer und Boiler |
| Modell: | SB745WS |
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