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VITOCROSSAL Series
Viessmann VITOCROSSAL Series User Manual
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Installation instructions
for contractors
VIESMANN
Vitocrossal
T
ype CIB, 80 to 318 kW
Gas condensing boiler with MatriX cylinder burner
Open flue
and
room sealed
operation
VITOCROSSAL
5839818 GB
9/2019
Dispose after installation.
2
Table of Contents
Default Chapter
1
Installation Instructions
1
Table of Contents
4
Disposal of Packaging
5
Intended Use
5
Product Information
6
Siting and Levelling the Boiler
9
Fitting the Thermal Insulation
10
Mounting the Burner
11
Burners up to 80 Kw
11
Burners from 120 to 318 Kw
12
Fitting the Gas Supply Pipe (Accessories)
13
Routing Options for the Gas Supply Pipe
13
Fitting the Set for Room Sealed Operation
16
Position of the Ventilation Air Pipe
16
Fitting the Boiler Flue Connection
18
Fitting the Trap
19
Fitting the Side Panels
20
Assembling the Control Unit
21
Installing the Control Unit
21
Connecting the Programming Unit to the Control Unit
22
Connecting the Internal Connecting Cables to the Control Unit
22
Applying Strain Relief
22
Fitting the Control Unit to the Boiler
25
Connecting the Flue Gas Temperature Sensor
26
Fitting the Back Panels
26
Boiler Water Temperature Sensor and Water Pressure Switch
27
Connecting External Cables
28
Circulation Pump at Plug Sö
29
Circulation Pump at Plug Sa
30
Pumps with Power Consumption Greater than 2 a or Connection for HE Pump
31
External Demand Via 0
32
External Blocking Via Switching Contact
32
Input
32
Connection of Accessories
33
Burner Electrical Connection
34
Burners up to 80 Kw
34
Burners 120/160 Kw
35
Burners 200/240/280/318 Kw
36
Electrical Connection of the Motorised Flue Gas Damper in Multi Boiler Systems
36
Inserting the Coding Card
37
Fitting the Top Panels
37
Connections on the Heating Water Side
38
Connecting the Condensate Drain
39
Condensate Drain
39
Connecting the Neutralising System (Accessories)
39
Flue Gas Connection
39
Connections on the Flue Gas Side
39
Fitting the Front Panel
40
Commissioning and Adjustment
40
Connection and Wiring Diagram
41
4. Appendix
42
Specification
42
4
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Viessmann VITOCROSSAL Series Specifications
General
Heat Exchanger Material
Stainless Steel
Boiler Type
Condensing
Efficiency
Up to 98%
Installation Type
Wall-mounted
Modulation Ratio
1:10
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