American Water Heater 520 Spécifications télécharger pdf (Page 3)

Introduction

3│Page

INTRODUCTION

*Thisdiagram

illustratestankless

waterheaterdesign

conceptsonlyand

doesnotaccurately

representtothewater

heater’sphysical

description.

 This manual provides information necessary for the installation, operation, and

maintenanceofthewaterheater.

 Themodeldescriptionislistedontheratingplatewhichisattachedtothesidepanelof

thewaterheater.

 Pleasereadallinstallationinstructionscompletelybeforeinstallingthisproduct.

 If you have any problems or questions regarding this equipment, consult with the

manufactureroritslocalrepresentative.

 Thisequipmentisanon‐demand,tanklesswaterheatersdesignedtoefficientlysupply

endlesshotwaterforyourneeds.

 Theprinciplebehindthewaterheaterissimple:



1. Ahotwatertapisturnedon.

2. Waterenterstheheater.

3. Thewaterflowsensordetectsthewaterflow.

4. Thecomputerautomaticallyignitestheburner.

5. Watercirculatesthroughtheheatexchangerandthengetshot.

6. Thecomputerwillmodulate the

gassupplyvalveandwaterflowtoproducetheright

amountofhotwateratthecorrecttemperature.

7. Whenthetapisturnedoff,theunitshutsdown.

 Thewaterheaterishigh efficiencymodelswithanin‐buildsecondaryheatexchanger

thatabsorbslatentheatfromtheexhaustgas.

Burner

Condensate

drainport

Secondaryheatexchanger

Thermistor

GasValve

Flowsensor

Watercontrolvalve

assvalve

Intake

ort

Exhaust

Fanmotor

Primaryheat

exchanger

Thermistor

PCB

HotWaterOutlet

ColdWaterOutlet

Gas

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American Water Heater 520 Spécifications Page 3

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