Viessmann VD2 Series Technical Information download pdf (Page 4)

Important Regulatory and Installation Requirements

4

Codes

The installation of this unit must be in

accordance with local codes.

All electrical wiring is to be done in

accordance with the latest edition of

CSA C22,1 Part 1 and/or local codes. In

the U.S., please use the National

Electrical Code ANSI/MFPA 70.

The heating contractor must comply

with the Standard of Controls and

Safety Devices for automatically fired

boilers, ANSI/ASME CSD-1 where

required by the authority having

jurisdiction.

Working on the equipment

The installation, adjustment, service and

maintenance of this unit must be done

by a licensed professional heating

contractor who is qualified and

experienced in the installation, service,

and maintenance of hot-water heating

boilers. There are no user-serviceable

parts on the boilers or control.

Power supply

Install power supply in accordance with

the regulation of the authorities having

jurisdiction or, in absence of such

requirements, in accordance with

National Codes. Viessmann

recommends the installation of a

disconnect switch to control the

120VAC power supply from outside of

the boiler room.

→ Please read this manual carefully

prior to attempting installation, Any

warranty is null and void if these

instructions are not followed.

For information regarding other

Viessmann System Technology

components, please refer to the

documentation of the particular

product.

We offer frequent installation and

service seminars to familiarize our

partners with our products. Please

contact Viessmann directly.

→ The comprehensiveness and

functionality of field supplied

electrical controls and components

must be verified by the heating

contractor. These include low-

water cut-offs, flow switches (if

used), staging controls, pumps,

motorized valves, air vents,

thermostats, etc.

Purpose of Wiring Guide Overview

The purpose of this document is to

provide a wiring guide overview for the

Viessmann product line-up for

commercial boiler controls.

Depending on the system and system

specific criteria, diagrams/drawings

included in this document may not meet

your specific installation needs.

Section 1.0

Section 1

Echelon®, LON®, LONWORKS®, i.LON®,

LNS®, LONMARK®, Neuron®, and the

LonUsers logo are trademarks of

Echelon Corporation registered in the

United States and other countries.

Trademark Information

It must be understood that this

document is not a substitute for the

CSA certified manuals which are

shipped with their respective controls.

5346540 v1.0 09/2006 Technical information subject to change without notice

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