Rheem 265 litre Service Manual

This water heater must be installed and serviced by an authorised person. Please leave this guide with a responsible officer. Owners Guide and Install

REGULAR CARE 10 SERVICING For efficient operation the water heater should be serviced annually by your nearest Rheem Service Department or their Accre

11 SAVE A SERVICE CALL Check the items below before making a service call. You will be charged for attending to any condition or fault that is not r

SAVE A SERVICE CALL 12 WATER HEATER NOT OPERATING The ignition system may have ‘locked out’. To reset the water heater, switch the electrical supply o

SAVE A SERVICE CALL 13 TEMPERATURE PRESSURE RELIEF VALVE RUNNING • Normal Operation It is normal and desirable that this valve allows a small quantit

SAVE A SERVICE CALL 14 WATER HEATER APPEARS TO BE LEAKING When the water heater is first lit or after a large usage of hot water, condensation may for

15 INSTALLATION THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING Check the water heater is suitable for the gas type available (refer to the rati

INSTALLATION 16 INDOOR INSTALLATION A secondary flue must be installed with an indoor water heater to discharge combustion products outside the buildi

INSTALLATION 17 OUTDOOR INSTALLATION The water heater is to be installed at ground level on a concrete or brick plinth (fire proof base) and must stan

INSTALLATION 18 MAINS WATER SUPPLY Where the mains water supply pressure exceeds that shown in the table below, an approved pressure limiting valve is

INSTALLATION 19 Two Temperature Zones Using a Temperature Limiting Device CIRCULATED HOT WATER FLOW AND RETURN SYSTEM If a Rheem water heater is to

PATENTS This water heater may be protected by one or more patents or registered designs. ® Registered trademark of Rheem Australia Pty Ltd. ™ Trade

INSTALLATION 20 These conditions may result in either water at a temperature exceeding the requirements of AS/NZS 3500.4 being delivered to the hot wa

INSTALLATION 21 SADDLING PIPE WORK To prevent damage to the cylinder when attaching pipe clips or saddles to the water heater jacket, we recommend the

INSTALLATION 22 TYPICAL INSTALLATION – OUTDOOR LOCATION 631 275 model shown

INSTALLATION 23 TYPICAL INSTALLATION – INDOOR LOCATION 621 275 model shown

INSTALLATION 24 DIMENSIONS AND TECHNICAL DATA Model No. 621265 631265 621275 631275 (Indoor) (Outdoor) (Indoor) (Outdoor) Storage capacity (litres

25 CONNECTIONS – PLUMBING CONNECTION SIZES • Hot water connection: RP 1¼/32. • Cold water connection: RP 1¼/32. • Relief valve connection: RP ¾/2

CONNECTIONS – PLUMBING 26 GAS INLET The gas connection is made to the left hand side of the gas control. The pipe work must be cleared of foreign matt

CONNECTIONS – PLUMBING 27 RELIEF VALVE DRAIN A copper drain line must be fitted to the relief valve to carry the discharge clear of the water heater.

28 CONNECTIONS – ELECTRICAL The power supply to the water heater must not be switched on until the water heater is filled with water and a satisfact

CONNECTIONS – ELECTRICAL 29 WIRING A POWER FLUED SYSTEM TO THE WATER HEATER An indoor model can be wired to a power flued system. A power flued system

3 CONTENTS RESPONSIBLE OFFICER - We recommend you read pages 4 - 14. The other pages are intended for the installer but may be of interest. How Y

CONNECTIONS – ELECTRICAL 30 POWER FLUE EXTERNAL CONTROLS – INTERMITTENT OPERATION INTERLOCK TERMINAL621 SERIES RHEEM multiple water heater in

CONNECTIONS – ELECTRICAL 31 POWER FLUE EXTERNAL CONTROLS – 24 HOUR OPERATION Notes: 1. Power source for the water heater, fan and control circuit

32 MULTIPLE INSTALLATIONS A multiple installation of Rheem water heaters on a single manifold or multiple manifolds is possible, using the Rheem Equ

MULTIPLE INSTALLATIONS 33 Single Bank of Water Heaters Multiple Banks of Water Heaters TPR Valve Drain Line Common Discharge Point B

MULTIPLE INSTALLATIONS 34 LEGEND TYPICAL INSTALLATION – RHEEM HEAVY DUTY GAS WATER HEATERS

MULTIPLE INSTALLATIONS 35 INSTALLATION DIMENSIONS – RHEEM HEAVY DUTY GAS WATER HEATERS NOTES: 1. Minimum recommended space between wall and back o

MULTIPLE INSTALLATIONS 36 MANIFOLD ARRANGEMENT Hot Manifold Assembly Cold Manifold Assembly

37 COMMISSIONING TO FILL AND TURN ON THE WATER HEATER The power supply to the water heater must not be switched on until the water heater is filled

COMMISSIONING 38 GAS INLET PRESSURE IMPORTANT – CHECK the gas supply pressure at the inlet to the water heater with the water heater and all other gas

39 LIGHTING THE WATER HEATER FOR YOUR SAFETY READ BEFORE LIGHTING Warning: This gas water heater is designed to operate reliably and safely as long

4 ABOUT YOUR WATER HEATER MODEL TYPE Congratulations for choosing a Rheem® Heavy Duty Gas water heater. The model you have chosen is either a 265 li

LIGHTING THE WATER HEATER 40 DIAGNOSTIC FEATURES OF HOT SURFACE IGNITION CONTROL Warning: The removal of the access covers will expose 240 V wiring. T

LIGHTING THE WATER HEATER 41 • The burner flame should be blue, with a clearly defined inner cone - luminous yellow or “floating” flames are not acce

42 DRAINING THE WATER HEATER To drain the water heater: • Turn off the water heater (refer to “To Turn Off The Water Heater” on page 38). • Close

43 TEMPERATURE CONTROL HOTTER WATER INCREASES THE RISK OF SCALD INJURY. This water heater can deliver water at temperatures which can cause scalding

TEMPERATURE CONTROL 44 THERMOSTAT ADJUSTMENT The water heater is supplied with the thermostat preset at 70ºC. It will be necessary to adjust the therm

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46 WATER SUPPLIES Your water heater is manufactured to suit the water conditions of most metropolitan supplies. However, there are some known water

47 RHEEM MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY - WARRANTY CONDITIONS 1. This warranty is applicable only to water heaters manufactu

RHEEM MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY - 48 WARRANTY Rheem will: a) Repair or, if necessary replace any Rheem water heater; or b

ABOUT YOUR WATER HEATER 5 WARNING This water heater is not intended to be operated, adjusted or tampered with by young children or infirm persons. You

ABOUT YOUR WATER HEATER 6 This water heater is supplied with a thermostat, an over-temperature cut-out, and a combination temperature pressure relief

ABOUT YOUR WATER HEATER 7 DOES THE WATER QUALITY AFFECT THE WATER HEATER? The water heater is suitable for most public water supplies, however some wa

8 HOW YOUR WATER HEATER WORKS Water is stored in a vitreous enamel lined steel cylinder and heated by a gas burner located under the cylinder. The h

9 REGULAR CARE TEMPERATURE PRESSURE RELIEF VALVE This valve is near the top of the water heater and is essential for its safe operation. It is possi