Page 3 - CONTENTS; HOUSEHOLDER - We recommend you read pages 4 to 14.
CONTENTS HOUSEHOLDER - We recommend you read pages 4 to 14. The other pages are intended for the installer but may be of interest About Your Water Heater ............................................................4 How Your Water Heater Works ...................................................8 Reg...
Page 4 - ABOUT YOUR WATER HEATER; MODEL TYPE; “Single Element Model”; HOW HOT SHOULD THE WATER BE?; “Temperature Adjustment”
ABOUT YOUR WATER HEATER MODEL TYPE Congratulations for choosing a Rheem ® water heater. The model you have chosen will be either a Rheemglas ® , Optima™ or RheemPlus™ model. The Optima model has a temperature adjusting knob on the lower front of the water heater. Rheemglas and Optima models are avai...
Page 5 - TEMPERATURE ADJUSTMENT; “Hotter Water Increases The
ABOUT YOUR WATER HEATER TEMPERATURE ADJUSTMENT A RheemPlus water heater will not deliver temperatures exceeding 50 ° C, in accordance with AS 3498. There is no statutory requirement to fit a temperature limiting device if this water heater is installed in other than an early childhood centre, school...
Page 6 - WARNING; V AC power for the electrically operated; SAFETY
ABOUT YOUR WATER HEATER WARNING This water heater is only intended to be operated by persons who have the experience or the knowledge and the capabilities to do so. This water heater is not intended to be operated by persons with reduced physical, sensory or mental capabilities i.e. the infirm, or b...
Page 7 - you must read page; have your water quality checked against the conditions
ABOUT YOUR WATER HEATER 7 TO TURN ON THE WATER HEATER • Open the cold water isolation valve fully on the cold water line to the water heater. • Plug in the power supply cord at the power outlet (power supply cord model only). • Switch on the electrical supply at the isolating switch to the water hea...
Page 8 - HOW YOUR WATER HEATER WORKS; MAINS PRESSURE
HOW YOUR WATER HEATER WORKS Water is stored in a vitreous enamel lined steel cylinder and heated by the electric immersion heating unit. The thermostat controls the temperature. Automatic safety controls are fitted to the water heater to provide safe and efficient operation. MAINS PRESSURE The water...
Page 9 - TWIN ELEMENT MODEL
HOW YOUR WATER HEATER WORKS TWIN ELEMENT MODEL This type of water heater has two heating units, each with its own thermostat. One heating unit is at the base of the water heater and the other near the top. • Bottom heating unit During normal operation this heating unit supplies all the hot water. • ...
Page 10 - REGULAR CARE; TEMPERATURE PRESSURE RELIEF VALVE; Never block the outlet of; It is very important; Failure to do this may
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 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 approxima...
Page 11 - TEMPERATURE LIMITING VALVE; “Water Supplies”; EXPANSION CONTROL VALVE; The
REGULAR CARE 11 TEMPERATURE LIMITING VALVE A RheemPlus water heater is fitted with a temperature limiting valve at the hot water outlet. The valve is set to deliver water not exceeding 50 ° C. The valve should be checked for performance every twelve months. This can be performed by measuring the wat...
Page 12 - SAVE A SERVICE CALL; : Check the electricity supply to which
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 related to the manufacture or failure of a part. NOT ENOUGH HOT WATER (OR NO HOT WATER) • Is the electricity switched on? Inspect the isolating switch marke...
Page 13 - “Temperature Pressure Relief Valve”
SAVE A SERVICE CALL • Water heater size Do you have the correct size water heater for your requirements? The sizing guide in the Rheem sales literature and on the Rheem website (www.rheem.com.au) suggests average sizes that may be needed. WATER TEMPERATURE TOO HIGH A RheemPlus water heater is fitted...
Page 14 - EXPANSION CONTROL VALVE RUNNING; it may discharge a small quantity of water instead of the; HIGH ELECTRICITY BILLS; “Not Enough; ELECTRICITY TARIFFS
SAVE A SERVICE CALL EXPANSION CONTROL VALVE RUNNING If an expansion control valve is fitted in the cold water line to the water heater (refer to page 23 ) it may discharge a small quantity of water instead of the temperature pressure relief valve on the water heater. The benefit is that energy is co...
Page 15 - INSTALLATION; THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING
INSTALLATION THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING WATER HEATER LOCATION This water heater is suitable for either outdoor or indoor installation (a model with a supply cord and plug is suitable for indoor installation only). Whether located outdoor or indoor, the water heater should be ...
Page 16 - SAFE TRAY; (refer to diagram on page; TANK WATER SUPPLY
INSTALLATION SAFE TRAY It is a requirement of AS/NZS 3500.4 that for a new installation, a water heater be installed in a safe tray where in the event of a leak, property may otherwise be damaged. Construction, installation and draining of a safe tray must comply with the abovementioned Standard. MA...
Page 17 - HOT WATER DELIVERY
INSTALLATION HOT WATER DELIVERY This water heater can deliver water at temperatures which can cause scalding. It is necessary and we recommend that a temperature limiting device be fitted between a Rheemglas or Optima water heater and the hot water outlets in any ablution area such as a bathroom or ...
Page 18 - with AS; CIRCULATED HOT WATER FLOW AND RETURN SYSTEM; The thermostat must always; Temperature Limiting Device
INSTALLATION A RheemPlus water heater will not deliver temperatures exceeding 50 ° C, in accordance with AS 3498. There is no statutory requirement to fit a temperature limiting device if this water heater is installed in other than an early childhood centre, school, nursing home or a facility for y...
Page 19 - Off-Peak or Time Controlled Electricity Supply; diagram on page
INSTALLATION Circulated Hot Water Flow and Return – Continuous Electric Water Heater Off-Peak or Time Controlled Electricity Supply A single or twin element electric water heater connected to an Off-Peak electricity supply should not be installed as part of a circulated hot water flow and return sys...
Page 20 - REDUCING HEAT LOSSES; litre electric water; must; be fitted to the water heater.; SADDLING PIPE WORK
INSTALLATION 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...
Page 21 - TYPICAL INSTALLATION – OUTDOOR LOCATION
INSTALLATION TYPICAL INSTALLATION – OUTDOOR LOCATION TYPICAL INSTALLATION – INDOOR LOCATION 21
Page 22 - DIMENSIONS AND TECHNICAL DATA
INSTALLATION DIMENSIONS AND TECHNICAL DATA Rheemglas and Optima RheemPlus Rheemglas Single Element Rheemglas Twin Element Optima Single Element Optima Twin Element RheemPlus Single Element 111 025 - - - - 191 050 - - - - 111 080 - - - - 111 125 - - - 121 125 111 160162 160 - - 121 160 111 250162 250...
Page 23 - CONNECTIONS – PLUMBING; CONNECTION SIZES; “Hot
CONNECTIONS – PLUMBING CONNECTION SIZES Rheemglas, Optima RheemPlus • Hot water connection: RP ¾/20 G ¾ B • Cold water connection: RP ¾/20 G ¾ B • Relief valve connection: RP ½/15 RP ½/15 All plumbing work must be carried out by a qualified person and in accordance with the Plumbing Standard AS/NZS ...
Page 24 - LEFT AND RIGHT HAND SIDE WATER CONNECTIONS; Apply approved sealing tape or compound to the thread of each plug.; PIPE SIZES; diagram
CONNECTIONS – PLUMBING 24 LEFT AND RIGHT HAND SIDE WATER CONNECTIONS The cold water supply, hot water supply and temperature pressure relief valve can be connected to either side of a water heater with both left and right hand side water connections. A kit is supplied with the water heater to plug o...
Page 25 - (refer to the installation diagram on; RELIEF VALVE DRAIN; As the function of the temperature pressure relief valve on this
CONNECTIONS – PLUMBING USE TEFLON TAPE FIT SUPPLIED INSULATION TO VALVE AS SHOWN Screw the valve into the correct opening (refer to the installation diagram on page 21 ) leaving the valve outlet pointing downwards. Do not use a wrench on the valve body - use the spanner flats provided. RELIEF VALVE ...
Page 26 - “Water
CONNECTIONS – PLUMBING 26 EXPANSION CONTROL VALVE Local regulations may make it mandatory to install an expansion control valve (ECV) in the cold water line to the water heater. In other areas, an ECV is not required unless the saturation index is greater than +0.4 (refer to “Water Supplies” on page...
Page 27 - CONNECTIONS – ELECTRICAL; WATER HEATER; twin element model; THERMOSTAT SETTING
CONNECTIONS – ELECTRICAL The power supply to the water heater must not be switched on until the water heater is filled with water and a satisfactory megger reading is obtained. All electrical work and permanent wiring must be carried out by a qualified person and in accordance with the Standards Aus...
Page 28 - ASSEMBLY OF ADJUSTER MECHANISM ON OPTIMA MODEL; When the front cover has been removed, reassemble as follows:
CONNECTIONS – ELECTRICAL ASSEMBLY OF ADJUSTER MECHANISM ON OPTIMA MODEL When the front cover has been removed, reassemble as follows: • Remove the knob from the front cover by depressing the locking tabs on the inside of the front cover. • Turn the thermostat to the lowest temperature (refer to “Tem...
Page 30 - COMMISSIONING; and a satisfactory megger reading is; TO TURN OFF THE WATER HEATER
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 with water and a satisfactory megger reading is obtained. • Open all of the hot water taps in the house (don’t forget the shower). • Open the cold water is...
Page 31 - DRAINING THE WATER HEATER; “To Turn Off The Water Heater”
DRAINING THE WATER HEATER To drain the water heater: • Turn off the water heater (refer to “To Turn Off The Water Heater” on page 30). • 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 rel...
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Page 33 - WATER SUPPLIES; ANODE
WATER SUPPLIES Your water heater is manufactured to suit the water conditions of most 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 ...
Page 34 - SATURATION INDEX; cold water connection detail on page
WATER SUPPLIES 34 SATURATION INDEX The saturation index is used as a measure of the water’s corrosive or scaling properties. In a corrosive water supply, the water can attack copper parts and cause them to fail. Where the saturation index is less than –1.0, the water is corrosive and a corrosion res...
Page 35 - RHEEM MAINS PRESSURE WATER HEATER WARRANTY; WARRANTY CONDITIONS; WARRANTY EXCLUSIONS
RHEEM MAINS PRESSURE WATER HEATER WARRANTY (EXCLUDING SOLAR) - AUSTRALIA ONLY WARRANTY CONDITIONS 1. This warranty is applicable only to water heaters manufactured from 1 st September 2006. 2. The water heater must be installed in accordance with the Rheem water heater installation instructions, sup...
Page 36 - WARRANTY; Repair or, if necessary replace any Rheem water heater or
RHEEM MAINS PRESSURE WATER HEATER WARRANTY (EXCLUDING SOLAR) - AUSTRALIA ONLY 36 WARRANTY Rheem will: a) Repair or, if necessary replace any Rheem water heater; or b) Replace any component (or, if necessary, arrange the installation of a new water heater), which falls within the Warranty Periods spe...
