2

Table of Contents

 

Introduction

3

Important Notices

3

Code Requirements

3

Warranty Information

4

Operation

4

Safety Rules

4

HSI (Hot-Surface Ignition) Lighting/Operation - Natural Gas

5

Installation Instructions—Specifications

6

Installation — Electrical

7

Installation — Remotes (2 and 3 Wire)

8 - 9

Installation — Wiring Diagram

10 - 12

Installation — Water Connections

13

Installation — Plumbing

13

Installation — Gas Line

14

Pipe Sizing Chart/Gas Pressure Requirements

14

Regulated Manifold Pressure Test

14

Venting — Indoor Installations

15 - 18

Venting — Outdoor Installations

19

Basic Operation — General Description

20

Basic Operation — Safety Controls

21 - 22

Basic Operation — HSI Ignition Module

22

Thermostat (Programming & Layout)

23

Temperature & Time Setting (Programming)

24 - 25

Maintenance

26

Maintenance Instructions

26

Pressure Relief Valve

26

Maintenance (Water Treatment)

27

Trouble Shooting

28

Normal Operation Sequence

28 - 29

Troubleshooting & Service

30 - 31

Troubleshooting (General)

32

MiniMax NT Low NOx Parts List & Exploded View (Single Voltage)

33-34

MiniMax NT Low NOx Parts List & Exploded View (Dual Voltage)

35-36

Warranty Information

Back Cover

P/N 471593

Rev. C 11-1-01

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Pentair 250, 300 installation manual Table of Contents