Rheem 50- Manuals

ABOUT YOUR WATER HEATER 5 HOTTER WATER INCREASES THE RISK OF SCALD INJURY This water heater can deliver water at temperatures which can cause scalding. Check the water temperature before use, such as when entering a shower or filling a bath or basin, to ensure it is suitable for the application and ...

ABOUT YOUR WATER HEATER 6 A RheemPlus water heater is temperature limited to 50°C at the hot water outlet. Increasing the thermostat setting will not increase the outlet temperature but will provide more hot water capacity. WARNING This water heater is only intended to be operated by persons who hav...

ABOUT YOUR WATER HEATER 8 TO TURN OFF THE WATER HEATER If you plan to be away from home for only a few nights, we suggest you leave the water heater switched on. If it is necessary to turn off the water heater: Switch off the electrical supply at the isolating switch to the water heater. Unplug the ...

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 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 approxi...

REGULAR CARE 10 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 water...

11 WATER SUPPLIES This water heater must be installed in accordance with this advice to be covered by the warranty. This water heater is manufactured to suit the water conditions of most public reticulated water supplies. However, there are some known water chemistries which can have detrimental eff...

WATER SUPPLIES 12 CONDUCTIVITY - µS/cm TOTAL DISSOLVED SOLIDS & CONDUCTIVITY (vitreous enamel lined water heater cylinder) 40 150 400 600 TOTAL DISSOLVED SOLIDS (TDS) - mg/L ANODE SELECTION warranty applies to a vitreous enamel lined water heater cylinder if the correct coloured anode is used fo...

WATER SUPPLIES 13 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 very corrosive and warranty d...

WATER SUPPLIES 14 CHANGE OF WATER SUPPLY The changing or alternating from one water supply to another can have a detrimental effect on the operation and / or life expectation of a water heater cylinder, a temperature pressure relief valve and a heating unit. Where there is a changeover from one wate...

15 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 mark...

SAVE A SERVICE CALL 16 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 fitte...

SAVE A SERVICE CALL 17 EXPANSION CONTROL VALVE RUNNING If an expansion control valve is fitted in the cold water line to the water heater (refer to page 27 ) 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...

18 INSTALLATION THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING The installation must comply with the requirements of AS/NZS 3500.4, AS/NZS 3000 and all local codes and regulatory authority requirements. In New Zealand, the installation must conform with the New Zealand Building Code. All packagi...

INSTALLATION 19 Remember all local authorities have regulations about putting water heaters into roof spaces. 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. Constr...

INSTALLATION 20 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 ...

INSTALLATION 21 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 ...

INSTALLATION 22 LEGEND 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 re...

INSTALLATION 23 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 The vitreous enamel lined cylinder of the water heat...

INSTALLATION 24 PUSH THROUGH (FREE OUTLET) INSTALLATION It can be advantageous to plumb the water heater as a Push Through water heater in some cases. These installations can supply a single point only and normally use a 25 litre or 50 litre electric water heater. The temperature pressure relief val...

INSTALLATION 26 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 - - - 121 125 111 160 162 160 - - 121 160 111 250 16...

27 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 350...

CONNECTIONS – PLUMBING 28 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...

CONNECTIONS – PLUMBING 29 The valve must be insulated with closed cell polymer insulation or similar (minimum thickness 9 mm) and the insulation installed so as not to impede the operation of the valve. The insulation must be weatherproof and UV resistant if exposed. Where an insulation collar is su...

CONNECTIONS – PLUMBING 30 RELIEF VALVE DRAIN DN15 copper drain lines must be fitted to the temperature pressure relief valve and expansion control valve (if one is installed) to carry the discharge clear of the water heater. Connect the drain lines to the valves using disconnection unions. The drain...

31 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 Wiring Rul...

CONNECTIONS – ELECTRICAL 32 For reasons of safety and economy, we advise the thermostat be set at the lowest temperature that will provide sufficient hot water. Dishwasher running costs can be adversely affected if the thermostat is set below 65°C. Discuss the thermostat setting requirements with th...

34 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 iso...

COMMISSIONING 35 OUTLET TEMPERATURE COMPENSATION ADJUSTMENT – RHEEMPLUS The maximum outlet temperature of a RheemPlus water heater may be adjusted to compensate for temperature losses in the pipe work between the water heater outlet and sanitary fixtures. Warning: After adjustment of the temperature...

COMMISSIONING 36 Turn the adjusting knob on the temperature limiting valve counter-clockwise (down away from the water heater), using a 6 mm Allen key. Turning the adjusting knob counter clockwise (down away from the water heater) increases the outlet water temperature, turning it clockwise (up towa...

37 DRAINING THE WATER HEATER To drain the water heater: Turn off the water heater (refer to “To Turn Off The Water Heater” on page 34). 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 releas...

39 RHEEM ELECTRIC DOMESTIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY WARRANTY CONDITIONS 1. This warranty is applicable only to water heaters manufactured from 1 st July 2010. 2. The water heater must be installed in accordance with the water heater installation instructions, supplied wi...

RHEEM ELECTRIC DOMESTIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY Revision Date: 2010 July 121996E 40 WARRANTY Rheem will repair or replace, at Rheem’s sole discretion and subject to the warranty conditions and exclusions, any component or the water heater if it fails within the warranty...