Introduction - NTI Vmax VM153 Installation And Operation Manual

Vmax I&O Manual

1.0 INTRODUCTION

General Installation Requirements
The installation of your NTI Vmax gas boiler must conform to the requirements of this manual, your local
authority, and the National Fuel Gas Code ANSI Z223.1 and or CAN/CGA B149 Installation Codes. Where
required by the Authority, the installation must conform to the standard for "Controls and Safety Devices for
Automatically Fired Boilers ANSI/ASME CSD-1."
This document pertains to the correct installation and operation of NTI Vmax boiler models VM110, VM110P,
VM153 and VM153P. The instructions detailed in this document supersede any and all previous instructions
provided by NTI, written or otherwise. Each unit is provided with the following:
1. Installation and Operation Manual,
2. User Information Manual, and
3. Natural Gas to LP Conversion Kit*
* The conversion kit is required to convert the boiler so it will safely operate with Propane Gas.
Read and understand this entire document prior to proceeding with the installation of the
Vmax boiler. These instructions apply to all Vmax models, but some specifically
indicated sections apply specifically to Plus models VM110P and VM153P due to the
built-in water heater. Failure to follow the instructions outlined in this document will
result in property damage, serious injury or death.
Energy Saving Feature - This boiler is equipped with a feature that saves energy by
reducing the boiler water temperature as the heating load decreases. This feature is
equipped with an override which is provided primarily to permit the use of an external energy management
system that serves the same function. THIS OVERRIDE MUST NOT BE USED UNLESS AT LEAST ONE
OF THE FOLLOWING CONDITIONS IS TRUE :
 An external energy management system is installed that reduces the boiler water temperature as the heating
load decreases.
 This boiler is not used for any space heating.
 This boiler is part of a modular or multiple boiler system having a total input of 300,000 BTU/hr. or greater.
 This boiler is equipped with a tankless coil.
User Responsibilities
This boiler must be installed and serviced by a qualified installer or service technician. This boiler must be
serviced and inspected annually when operating in normal residential applications. Demanding applications or
extreme conditions (i.e. when operating with LP-Propane) may require more frequent service and inspection. As
the User/Owner of this equipment, you are responsible for ensuring the maintenance is performed at the required
intervals (see Section 16.0 – Annual Maintenance and Inspection).
Failure to have the boiler properly serviced and inspected on a regular basis by a qualified
service technician may result in property damage, serious injury or death.
Failure to keep the Vent and Combustion Air-intake clear of ice, snow, and other debris
may result in property damage, serious injury, or death.
Installer Responsibilities
As the installing technician it is your responsibility to ensure the installation is performed in accordance with this
instruction manual as well as any applicable local or National installation codes. It is also your responsibility to
inform the User/Owner of their obligation with respect to the above description under "User Responsibilities."
Failure to follow this warning could result in fire, serious injury, or death.
│Introduction
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