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TABLE OF CONTENTS
1.
Important Information ............................................................................................................................. 4
1.1
On delivery ...........................................................................................................................................................................4
1.2 Guarantee ............................................................................................................................................................................4
1.3 Instructions
.........................................................................................................................................................................4
1.4
Regulations, official approvals ...........................................................................................................................................5
1.5
Transport and storage .........................................................................................................................................................5
2.
Safety instructions .................................................................................................................................. 6
2.1
Warning levels .....................................................................................................................................................................6
2.2
Warning symbols .................................................................................................................................................................6
2.3 Information ..........................................................................................................................................................................6
3.
Technical information ............................................................................................................................. 7
3.1
Technical Data .....................................................................................................................................................................7
3.2
Boiler-flow resistance .........................................................................................................................................................8
3.3 Dimensions ..........................................................................................................................................................................9
3.4
Short description of the automatic firing unit BIC 335 ....................................................................................................10
3.5
Heating system control .....................................................................................................................................................11
3.6
Adjustable parameters ......................................................................................................................................................13
4. Installation ............................................................................................................................................. 15
4.1
Description of the Hoval TopGas
®
.....................................................................................................................................15
4.1.1
Diaphragm expansion tank ..............................................................................................................................................15
4.1.2
Boiler casing ...................................................................................................................................................................15
4.1.3
Gas fittings .....................................................................................................................................................................15
4.1.4
Automatic gas firing unit and heating controller ...............................................................................................................15
4.1.5
Heating circulation pump .................................................................................................................................................15
4.1.6
Hot water supply .............................................................................................................................................................15
4.1.7
Scope of supply ..............................................................................................................................................................15
4.1.8 TopGas
®
component designation .....................................................................................................................................16
4.2
Boiler installation room .....................................................................................................................................................17
4.3
Installing the boiler............................................................................................................................................................17
4.4
Hydraulic connection ........................................................................................................................................................17
4.4.1
Protection planning guidelines for the hy draulic connection .............................................................................................17
4.4.2
Boil-dry safeguard ...........................................................................................................................................................17
4.4.3
Gravity brake ..................................................................................................................................................................18
4.4.4
Minimum flow rate ...........................................................................................................................................................18
4.4.5
To be provided by customer ............................................................................................................................................18
4.4.6
Examples of hydraulic interconnection ............................................................................................................................18
4.5
Flue gas connection, chimney and condensate pipeline .................................................................................................20
4.5.1
Waste gas pipelines in compliance with building construction law ...................................................................................20
4.5.2
Project planning information for the TopGas
®
..................................................................................................................20
4.5.3
Installation examples for room-air-dependent operation ..................................................................................................21
4.5.4
Exhaust gas system for room-air-independent operation .................................................................................................21
4.5.5
Roof heating centre concentric flue (vertical exhaust gas conduit installation) .................................................................22
4.5.6
Wall penetration (permitted only in Austria) .....................................................................................................................22
4.5.7
Connection of the pipes ..................................................................................................................................................23
4.5.8
Condensate draining and neutralisation ..........................................................................................................................23
4.5.9
Gas connection ...............................................................................................................................................................23
4.6
Electrical connection .........................................................................................................................................................23
4.6.1
Regulations for electrical connections .............................................................................................................................24
4.6.2
Electrical connection (mains) 230 V, 50 Hz ......................................................................................................................24
4.6.3
Boiler control / electrical connection diagram ..................................................................................................................24
4.6.4
Connection of the heating controller ................................................................................................................................24
4.6.4.1 TopTronic
®
RS-OT ..........................................................................................................................................................................24
4.6.4.2 TopTronic
®
E ...................................................................................................................................................................................24
Summary of Contents for TopGas 35
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