P/N 472032
Rev. A 1-2-02
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 ...........................................................................................................................
5
Installation Instructions ............................................................................................
6
Specifications ............................................................................................................................................................................
6
Installation — Electrical .............................................................................................................................................................
7
Installation — Remotes (2 and 3 Wire) ...................................................................................................................................... 8 - 9
Installation — Wiring Diagram ...................................................................................................................................................
10
Installation — Water Connections ..............................................................................................................................................
11
Installation — Plumbing .............................................................................................................................................................
11
Installation — Gas Line .............................................................................................................................................................
12
Pipe Sizing Chart/Gas Pressure Requirements .........................................................................................................................
12
Regulated Manifold Pressure Test .............................................................................................................................................
12
Venting — Indoor Installations ................................................................................................................................................... 13 - 16
Venting — Outdoor Installations ................................................................................................................................................
17
Basic Operation — General Description ....................................................................................................................................
18
Basic Operation — Safety Controls ........................................................................................................................................... 19 - 20
Basic Operation — HSI Ignition Module ....................................................................................................................................
20
Thermostat (Programming & Layout) ........................................................................................................................................
21
Temperature & Time Setting (Programming) ............................................................................................................................. 22 - 23
Maintenance ............................................................................................................................ 24
Maintenance Instructions ...........................................................................................................................................................
24
Pressure Relief Valve ................................................................................................................................................................
24
Maintenance (Water Treatment) ................................................................................................................................................
25
Trouble Shooting ....................................................................................................... 26
Normal Operation Sequence ..................................................................................................................................................... 26 - 27
Troubleshooting & Service ......................................................................................................................................................... 27 - 28
Troubleshooting (General) .........................................................................................................................................................
29
MiniMax NT Standard
Parts List & Exploded View (Dual Voltage) ............................................
30-31
Warranty Information .................................................................................................
Back Cover
