NTI FTV190 User Manual

FTV Boiler
Model Numbers: FTV110, FTV110C, FTV150, FTV150C, FTV190 & FTV190C
Version Date: 2018-03-12
INSTALLATION AND OPERATION MANUAL
TABLE OF CONTENTS
1.0 INTRODUCTION ................................................................................................................ 3
2.0 SPECIFICATIONS .............................................................................................................. 6
3.0 BOILER LOCATION .......................................................................................................... 7
4.0 GENERAL VENTING ....................................................................................................... 10
5.0 VENT/AIR-INLET TERMINATION CLEARANCES ..................................................... 25
6.0 CONDENSATE DRAIN .................................................................................................... 27
7.0 INSTALLING GAS PIPING .............................................................................................. 29
8.0 LIGHTING THE BOILER ................................................................................................. 31
9.0 GAS VALVE AND BURNER SET-UP ............................................................................ 34
10.0 BOILER AND HEATING SYSTEM PIPING ................................................................... 37
11.0 DOMESTIC HOT WATER (DHW) PIPING – COMBI ONLY ....................................... 49
12.0 FIELD WIRING ................................................................................................................. 51
13.0 CASCADE INSTRUCTIONS ............................................................................................ 54
14.0 WIRING SCHEMATICS ................................................................................................... 57
15.0 INSTALLATION CHECKLIST ........................................................................................ 59
16.0 ANNUAL MAINTENANCE AND INSPECTION ........................................................... 60
17.0 DISPLAY MENU GUIDE ................................................................................................. 62
18.0 TROUBLESHOOTING ..................................................................................................... 75
19.0 PARTS LIST ...................................................................................................................... 78
HAZARD SYMBOLS AND DEFINITIONS
Danger Sign: Indicates a hazardous situation which, if not avoided, will
result in serious injury or death.
Warning Sign: Indicates a hazardous situation which, if not avoided,
could result in serious injury or death.
Caution Sign plus Safety Alert Symbol: Indicates a hazardous situation
which, if not avoided, could result in minor or moderate injury.
Caution Sign without Safety Alert Symbol: Indicates a hazardous
situation which, if not avoided, could result in property damage.
Notice Sign: Indicates a hazardous situation which, if not avoided,
could result in property damage.
This Boiler must be installed by a licensed and trained Heating
Technician or the Warranty is Void. Failure to properly install this
unit may result in property damage, serious injury to occupants, or possibly death.
NTI # 85939
H

NTI FTV190 Specifications

General

Brand	NTI
Model	FTV190
Category	Boiler
Language	English

Summary

1.0 Introduction

General Installation Requirements

Details installation compliance with codes and manual.

User Responsibilities

Installer Responsibilities

Defines installer's duties for correct installation and user information.

4.0 General Venting

Mandatory Pre-commissioning Procedure for Plastic Venting (PVC or CPVC)

Venting Rules and Guidelines

Comprehensive rules for venting installation.

8.0 Lighting the Boiler

FOR YOUR SAFETY, READ BEFORE OPERATING

Safety precautions before operating the boiler.

OPERATING INSTRUCTIONS

Step-by-step instructions for lighting the boiler.

Initial Start-Up

Procedures for the initial start-up of the boiler.

9.0 Gas Valve and Burner Set-up

Gas Line Pressure

Combustion Calibration

Procedure for calibrating burner operation using a combustion analyzer.

11.0 Domestic Hot Water (DHW) Piping – Combi Only

DHW Description of Operation

How the Combi model heats domestic hot water.

Thermostatic Mixing Valve

14.0 Wiring Schematics

Figure 14-1 FTV Connection Diagram

Electrical connection diagram for the FTV boiler.

Figure 14-2 FTV Ladder-Logic Diagram

Ladder-logic wiring diagram for the FTV boiler.

15.0 Installation Checklist

Installation

Checklist for the boiler installation steps.

Start-up

Checklist for boiler start-up procedures.

Operational Checklist

Checklist for verifying boiler operation.

16.0 Annual Maintenance and Inspection

Annual Inspection Checklist

Checklist for annual boiler inspection.

Combustion Chamber Cleaning Procedure

Procedure for cleaning the combustion chamber.

17.0 Display Menu Guide

Initial Power-up

Main Screen

User Menu

Installer Menu

Accessing and adjusting settings in the installer menu.

Lockout & Error History

Fill – Low Water Pressure

Table 17-3 Lockout and Error Code Descriptions

Table detailing lockout and error codes.

Controller Replacement Instructions

Instructions for replacing the boiler controller.

18.0 Troubleshooting

Servicing the Boiler

Safety precautions and general guidance for servicing.

Diagnosing an Inoperative Boiler

Steps to diagnose a boiler that is not operating.

1) Blank Display

Troubleshooting steps for a blank display.

2) Display Normal but no heat to radiators

Troubleshooting steps when no heat is supplied to radiators.

3) Display Normal but no DHW

Troubleshooting steps for no domestic hot water.

4) Display Normal but DHW is not hot enough

Troubleshooting steps for insufficient DHW temperature.

19.0 Parts List

Table 19-1 Parts List: FTV Series