Rheem 300 series installation instructions Contents

Page 3

CONTENTS

HOUSEHOLDER – We recommend you read pages 4 to 12.

The other pages are intended for the installer but may be of interest.

About Your Water Heater

4

How Your Water Heater Works

7

Regular Care

8

Save A Service Call

10

Installation

13

Connections – Plumbing

20

Commissioning

23

Lighting The Water Heater

24

Draining The Water Heater

28

Water Supplies

30

Warranty

31

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Contents Owners Guide Installation Instructions Patents Contents HOW HOT should the Water BE? Temperature AdjustmentAbout Your Water Heater Model TypeTo Turn OFF the Water Heater SafetyAnode Protection To Turn on the Water HeaterDoes the Water Quality Affect the Water HEATER? HOW Long will the Water Heater LAST?Pilot Igniter HOW Your Water Heater WorksMains Pressure Piezo IgnitionRegular Care Servicing Expansion Control ValveSave a Service Call Not Enough HOT Water or no HOT WaterWater not HOT Enough Steady flows for long period often at night Temperature Pressure Relief Valve RunningNormal Operation Continuous dribbleCAN’T Light the Pilot Flame Water Heater Appears to be LeakingHigh GAS Bills Water Heater Location InstallationMains Water Supply Safe TrayHOT Water Delivery Tank Water SupplyCirculated HOT Water Flow and Return System Temperature Limiting DeviceReducing Heat Losses Anode TypesSaddling Pipe Work Gas Details Dimensions and Technical DataTypical Installation Indoor Location Connections Plumbing Connection SizesWater Inlet and Outlet GAS Inlet Pipe SizesRelief Valve Relief Valve Drain Commissioning To Fill and Turn on the Water HeaterGAS Inlet Pressure For Your Safety Read Before Lighting Safety InformationLighting the Water Heater Lighting Instructions Using the gas control light the water heater as followsAIR Shutter Test the Water Heater After InstallationClose Down Procedure Draining the Water Heater This page is intentionally blank Water Supplies AnodeSaturation Index Warranty Exclusions Warranty ConditionsRheem will Warranty