Rheem 300 series manual

This water heater must be installe d and serviced by an authorised person. Please leave this guide with the householder. Owners Guide and Installation Instructions Gas Domestic Indoor Water Heater[...]

PA TEN TS This water heater may be protected by one or m ore patents or registered designs. ® Registered trademark of Rheem Australia Pt y Ltd. ™ Trademark of Rheem Australia Pty Ltd. Notice to Victorian Customers from the Victorian Plumbing Industry Commission. This water heater must be installed by a licensed person as required by the Victoria[...]

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 ...................................[...]

4 ABOUT YOUR WATER HEATER MODEL TYPE Congratulations for choosing a Rheem ® water heater. The model you have chosen is suitable for indoor installation o nly. The model is either a 300 serie s Rheemglas ® or 620 series Heavy Duty water heater. HOW HOT SHOULD THE WATER BE? The water heater features a user adjustable thermostat, which allows you to[...]

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. Young children should be supervised to ensure they do not interfere with the water heater. SAFETY • Do not store flammable or combustible materials near the water heater. Flammable liquids (such as pet[...]

ABOUT YOUR WATER HEATER 6 TO TURN ON THE WATER HEAT ER • Open the cold water isolation valve fully at the inlet to the water heater. • Open the gas isolation valve fully at the inlet to the gas control. • Light the water heater (refer to “Lighting the Water Heater” on page 24). HOW DO I KNOW IF THE WATER HEA TER IS INSTALLED CO RRECTLY? I[...]

7 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 heat produced by the burner is transferred to the water through the base of the cylinder and through the wall of a flue pipe which passes through the centre of the cylin der. A flue baffle in this flue e[...]

8 REGULAR CARE TEMPERATURE PRE SSU RE R ELIEF VAL VE This valve is near the top of the water heater and is essential for its safe operation. It is possible for the valve to release a little water through the drain line during each heating period. This occurs as the water is heated and expands by approximately 1/50 of its volume. Continuous leakage [...]

REGULAR CARE 9 EXPANSION CONTROL VALVE In many areas, including South Australia, Western Australia and scaling water areas, an expansion control valve is fitted to the cold water line to the water heater. Water will flow from its drain line during the heating period. Operate the easing lever on the expansion control valve once every six months. It [...]

10 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 n ot related to manufacture or failure of a part. NOT ENOUGH HOT WATER (OR NO HOT WATER) • Are you using more hot water than you think? Is one outlet (especially the shower) using more hot water than you t[...]

SAVE A SERVICE CALL 11 TEMPERATURE PRES SU RE RELI EF VAL VE RUN NI NG • Normal Operation It is normal and desirable this valve allows a small quantity of water to escape during the heating cycle. However, if it discharges more than a bucket full of water in 24 hours, there may be another problem. • Continuous dribble Try gently raising the eas[...]

SAVE A SERVICE CALL 12 CAN’T LIGHT THE PILOT FLAME • Is there gas to the water heater? Check the gas isolation valve on the gas supply line is open. • Is there a normal gas supply to the rest of the premises? Try lighting another gas appliance to check. If there is no gas, call the gas supplier. WATER HEATER APPEARS TO BE L EAKING When the wa[...]

13 INSTALLATION THIS WATER HEATER I S FOR INDOOR INSTALLATION ONLY. THIS WATER HEATER I S NOT SUITABLE FOR POOL HEATING. Check the water heater is suitable for the gas type available (refer to the rating label on the water heater). Note: The 620 130 heavy duty water heater is designed for small commercial applications requiring sanitising temperatu[...]

INSTALLATION 14 Keep the water heater and flue at least 25 mm clear of walls, cupboards, timber or any other combustibles and at least 500 mm clear of curtains and furnishings. The water heater is to be installed at floor level and must stand vertically upright. There are special requirements in AS 5601 for water heaters installed in a garage, an e[...]

INSTALLATION 15 TANK WATER SUPPL Y If the water heater is supplied with water from a tank supply, then the b ottom of the supply tank must be at least 1 m above the highest hot water outlet. Take care to avoid air locks. The cold water line to the water heater should be adequately sized and fitted with a full flow gate valve or ball valve. HOT WATE[...]

INSTALLATION 16 CIRCULATED HOT WATER FLOW AND RETUR N SYSTEM If a Rheem water heater is to be insta lled as part of a circulated hot water flow and return system, a storage water heater able to provide a hot w ater outlet temperature of at least 60 ° C must be used. Note: The thermostat must always be set to at least 60 ° C. Refer to the diagram [...]

INSTALLATION 17 REDUCING HEAT LOSSES The cold water line to and the hot water line from the water heater must be insulated in accordance with the requirements of AS/NZS 3500.4. The insulation must be weatherproof and UV resistant if exposed. ANODE TYPES The correct anode type for the water supply being used must be fitted in the water heater (refer[...]

INSTALLATION 18 DIMENSIONS AND TECHNICAL DATA Model 300 135 620 130 300 170 Storage capacity litres 135 170 Mass (tank) Empty kg 54 63 Full kg 189 233 Dimensions A B C D E F G H K L M 130 / 135 mm 1615 425 500 988 328 297 1490 58 490 213 75 170 mm 1915 425 500 1213 403 297 1790 58 490 213 75 Gas Details Hourly Gas Consumption (MJ) Min. Gas Pressure[...]

INSTALLATION 19 TYPICAL INSTALLATION – INDOOR LOCATION[...]

20 CONNECTIONS – PLUMBING CONNECTION SIZE S • Hot water connection: RP¾/20. • Cold water connection: RP¾/20. • Relief valve connection: RP½/15. • Gas inlet: RP½/15. All plumbing work must be carried out by a qualified person and in ac cordance with the National Plumbing Standard AS/NZS 3500.4 and local authority requirements. All gas [...]

CONNECTIONS – PLUMBING 21 GAS INLET The gas connection is made to the left hand side of the gas control. The pipe work must be cleared of foreign matter before connection and purged before attempting to light the water heater. An isolation valve and disconnection union must be installed to allow servicing and removal of the water heater. Refer to[...]

CONNECTIONS – PLUMBING 22 RELIEF VALVE DRAIN A copper drain line must be fitted to the r elief valve to carry the disch arge clear of the water heater. Connect the drain line to the relief valve using a disconnection union. The pipe work from the relief valve to the drain should be as short as possible and fall a ll the way from the water heater [...]

23 COMMISSIONING TO FILL AND TURN ON THE WATER HEATER The gas pilot or burner must not be lit until the water heater is filled with wat er. • Open all of the hot water taps in the house (don’t forget the shower). • Open the cold water isolation valve fully to the water heater. Air will be forced out of the taps. • Close each tap as water fl[...]

24 LIGHTING THE WATER HEATER FOR YOUR SAFETY READ BEFORE LIGHTING Warning: This gas water heater is designed to operate reliably and safely as long as the operating instructions are followed exactly . You must comply with these lighting instructions at every stage. Make sure the water heater is filled wi th water and the water suppl y is on, otherw[...]

LIGHTING THE WATER HEATER 25 LIGHTING INSTRUCTIONS Using the gas control light the water heater as follows: 1. Stop , read the safety information on page 24. 2. Turn the gas control knob fully clockwise to the “ z ” (off) position. 3. Wait five (5) minutes so any build up of unburnt gas can escape. If you then smell gas, stop and follow “C”[...]

LIGHTING THE WATER HEATER 26 TEST THE WATER HEATER AFTER INSTALLATION • The operation of the water heater must be thoroughly checked by the installer. • The burner flame must light smoothly and quickly from the pilot flame, and must go out quietly and completely. • The main burner flame must be stable, although slight lifting at the front edg[...]

LIGHTING THE WATER HEATER 27 CLOSE DOWN PROCEDU RE 1. Turn the gas control knob to the “ · ” position (pilot). This setting will leave the pilot flame alight however the main burner will not be able to light. 2. Turn the gas control knob to the " z " (off) position. This setting shuts the gas control down completely.[...]

28 DRAINING THE WATER HEATER To drain the water heater: • Turn off the water heater (refer to “To Turn Off The Water Heater” on page 23). • Close all hot water taps. • Operate the relief valve release lever - do not let the lever snap back or you will damage the valve seat. Operating the lever will release the pressure in the water heater[...]

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30 WATER SUPPLIES Your water heater is manufactured to suit the wate r conditions of most Australian metropolitan supplies. However, there are some known water supplies which can have detrimental effects on the water heater and its operation and/or life expectancy. If you are unsure of your water quality, you can obtain information from your local [...]

31 RHEEM MAINS PRESSURE WATER HEATE R WARRANTY – AUSTRALIA ONLY – WARRANTY CONDITIONS 1. This warranty is applicable only to water heaters manufactured from 1 st September 2005. 2. The water heater must be installed in accordance with the Rheem water heater installation instructions, supplied with the water heater, and in accordance with all re[...]

RHEEM MAINS PRESSURE WATER HEATE R WARRANTY – AUSTRALIA ONLY – 32 WARRANTY Rheem will: a) Repair or, if necessary replace any Rheem water heater; or b) Replace any component (or, if necessary, arrange the installa tion of a new water heater), which falls within the Warranty Periods specified below , subject to the warranty conditions and exclus[...]