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Rev. E 4-15-05 P/N 472235
3
Table of Contents
Section I. Heater Identification Information ........................................................... 4
Section II. Introduction ............................................................................................ 5
Important Notices ...................................................................................................................................................................... 5
Warranty Information ................................................................................................................................................................. 5
Code Requirements................................................................................................................................................................... 6
Consumer Information and Safety ............................................................................................................................................. 6
Section III. Installation .............................................................................................. 7
Specifications ............................................................................................................................................................................ 7
Plumbing Connections............................................................................................................................................................... 8
Valves ........................................................................................................................................................................................ 8
Manual By-Pass ........................................................................................................................................................................ 8
Below Pool Installation .............................................................................................................................................................. 8
Water Connections .................................................................................................................................................................... 9 - 10
Gas Connections ....................................................................................................................................................................... 11
Sediment Traps ......................................................................................................................................................................... 11
Gas Pipe Sizing ......................................................................................................................................................................... 12
Testing Gas Pressure/Gas Pressure Requirements .................................................................................................................. 13
Indoor Venting—General Requirements .................................................................................................................................... 14
Indoor (USA) / Outdoor (Canada) Installations .......................................................................................................................... 15
Combustion Air Supply .............................................................................................................................................................. 16
Vent Adaptors ............................................................................................................................................................................ 16
Indoor Installations —Venting Guidelines .................................................................................................................................. 17
Outdoor Installations —Venting Guidelines ............................................................................................................................... 18
Outdoor Vent Kit ........................................................................................................................................................................ 18
Electrical Connections ............................................................................................................................................................... 19
Wiring Diagram—NT STD & TSI with DDTC ............................................................................................................................. 20
Section IV. Operation ................................................................................................ 21
Basic System Operation ............................................................................................................................................................ 21
HSI (Hot-Surface Ignition) Lighting/Operation ........................................................................................................................... 21
Safety Controls .......................................................................................................................................................................... 22 - 23
Digital Display Temperature Controller (DDTC) ......................................................................................................................... 24 - 28
Section V. Troubleshooting ....................................................................................... 28
Troubleshooting (DDTC)............................................................................................................................................................ 28
Troubleshooting (General) ......................................................................................................................................................... 29
Service Checks - Ignition Module .............................................................................................................................................. 29
Section VI. Maintenance .........................................................................................................30
Maintenance Instructions........................................................................................................................................................... 30
Pressure Relief Valve ................................................................................................................................................................ 30
Energy Saving Tips.................................................................................................................................................................... 30
Spring, Fall and Winter Operation ............................................................................................................................................. 31
Chemical Balance...................................................................................................................................................................... 32
Replacement Parts — NT STD& TSI w/DDTC .......................................................................................................................... 33 - 37
Chauffe-eau pour piscine et spa MiniMax
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NT/Guide d'Installation et de Fonctionnement.......................... 36-72