Name: Viessmann VITOCROSSAL 200 CI2 Series
Brand: Viessmann
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Installation Instructions

VITOCROSSAL 200

6175 796 - 07 10/2022

for use by heating contractor

Vitocrossal 200 CI2 series

Gas condensing boilers with MatriX cylinder burners

Heating input: 399 to 2000 MBH

(117 to 586 kW)

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for future reference.

Please file in Service Binder

Product may not be exactly as shown

IMPORTANT

Safety, Installation and Warranty Requirements2
Table of Contents4
Important Regulatory and Installation Requirements5
About These Installation Instructions7
Intended Use7
Mechanical Room8
For Retrofit Applications8
Recommended Minimum Service Clearances9
Unpacking the Boiler10
Placement of Boiler11
Wifi Operational Reliability and System Requirements11
LAN Connection12
Boiler Connections13
Gas Connections16
Electrical Connections19
Boiler Power Supply34
Connections on the Flue Gas Side35
Condensate Connection36
Connections on the Flue Gas Side37
Initial System Fill General Requirements38
General39
System Layout 140
System Layout 241
System Layout 342
System Layout 443
Boiler Piping in Heating/Cooling Application44
Connections on the Flue Gas Side45
General Venting Information47
Connecting Combustion Air Intake for Direct Vent50
Additional Requirements for Stainless Steel Vent Pipe Material50
Requirement for Rigid SS/PP(S)/Cpvc Vent Pipe Material51
Adaptor Chart52
Vent Requirements52
Direct Venting (Two Pipe System)53
Side Wall Venting54
Component Installation Guide54
Elbow - Equivalent Length54
Vent Termination Location Requirements - Vertical55
Installation of Support System - PP(S)55
Two Pipe System - Vertical Exhaust/Vertical Air Intake56
Two Pipe System - Horizontal Exhaust/Horizontal Air Intake58
Two Pipe System - Vertical Exhaust/Horizontal Air Intake59
Single Pipe System - Vertical Exhaust/Room Air Dependant60
Single Pipe System - Horizontal Exhaust/Room Air Dependant61
Multiple Boiler Installations62
Lighting and Operating Instructions63

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Viessmann VITOCROSSAL 200 CI2 Series Specifications

General

Brand	Viessmann
Model	VITOCROSSAL 200 CI2 Series
Category	Gas Heater
Language	English

Viessmann VITOCROSSAL 200 CI2 Series User Manual

Table of Contents

Questions and Answers:

Viessmann VITOCROSSAL 200 CI2 Series Specifications