Rheem 4A1250G7 - 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 PRECAUTIONS Where damage to property can occur in the event of the water heater leaking, the water heater must be installed in a safe tray. Construction, installation and draining of a safe tray must comply with AS/NZS 3500.4 and all local codes and regulatory authority req...

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.  Close t...

ABOUT YOUR WATER HEATER 9 VICTORIAN CUSTOMERS Notice to Victorian Customers from the Victorian Plumbing Industry Commission. This water heater must be installed by a licensed person as required by the Victorian Building Act 1993. Only a licensed person will give you a Compliance Certificate, showing...

10 MAINTENANCE REQUIREMENTS MAJOR SERVICE EVERY FIVE YEARS It is recommended a major service be conducted on the water heater every five (5) years. Warning : Servicing of a water heater must only be carried out by qualified personnel. Phone Rheem Service or their nearest Accredited Service Agent. No...

MAINTENANCE REQUIREMENTS 11 MINOR MAINTENANCE EVERY SIX MONTHS It is recommended minor maintenance be performed every six (6) months. Minor maintenance can be performed by the dwelling occupant. The minor maintenance includes:  Operate the easing lever on the temperature pressure relief valve. It i...

MAINTENANCE REQUIREMENTS 12 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 expan...

13 WATER SUPPLIES This water heater must be installed in accordance with this advice to be covered by the Rheem 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 detriment...

WATER SUPPLIES 14 CHLORIDE AND PH In a high chloride water supply, the water can corrode stainless steel parts and cause them to fail. Where the chloride level exceeds 250 mg / L the Rheem warranty does not apply to a stainless steel cylinder. pH is a measure of whether the water is alkaline or acid...

WATER SUPPLIES 15 SATURATION INDEX The saturation index is used as a measure of the water’s corrosive or scaling properties. The saturation index figures stated are calculated using a water temperature of 80°C. In a corrosive water supply, the water can attack copper parts and cause them to fail. Wh...

WATER SUPPLIES 16 TOTAL DISSOLVED SOLIDS The stainless steel cylinder of the water heater is only covered by the Rheem warranty when the total dissolved solids (TDS) content in the water is less than 600 mg / L. Note: Some water analysis reports may state the conductivity of the water rather than th...

17 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 ma...

SAVE A SERVICE CALL 18 TEMPERATURE PRESSURE RELIEF VALVE RUNNING  Normal Operation It is normal and desirable that 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.  ...

SAVE A SERVICE CALL 19 HIGHER THAN EXPECTED ELECTRICITY BILLS Should you at any time, feel your electricity bill is higher than expected, we suggest you check the following points:  Is the relief valve running excessively? Refer to “Temperature Pressure Relief Valve Running” on page 18.  Is one ou...

20 INSTALLATION THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING INSTALLATION STANDARDS The water heater must be installed:  by a qualified person, and  in accordance with the installation instructions, and  in compliance with Standards AS/NZS 3500.4, AS/NZS 3000 and all local codes and regulat...

INSTALLATION 21 You must be able to read the information on the rating plate. Remember you may have to take the entire water heater out later for servicing. The water heater is to be installed at ground or floor level and must stand vertically upright on a stable base as acceptable to local authorit...

INSTALLATION 22 MAINS WATER SUPPLY Where the mains water supply pressure exceeds that shown in the table below, an approved pressure limiting valve is required and should be fitted as shown in the cold water connection diagram on page 29. Model 050 to 160 250, 315 Temp pressure relief valve setting ...

INSTALLATION 23 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 this water heater and the hot water outlets in any ablution area such as a bathroom or ensuite, to re...

INSTALLATION 24 CIRCULATED HOT WATER FLOW AND RETURN SYSTEM If a Rheem water heater is to be installed as part of a circulated hot water flow and return system, it must be able to provide a hot water outlet temperature of at least 60°C. Note: The thermostat must always be set to at least 60°C. Refer...

INSTALLATION 25 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 system in a building. The benefits of the Off-Peak electricity supply wi...

INSTALLATION 26 TYPICAL INSTALLATION – OUTDOOR LOCATION TYPICAL INSTALLATION – INDOOR LOCATION

INSTALLATION 27 DIMENSIONS AND TECHNICAL DATA – 050 MODELS Single Element 4A1050 Hot Water Delivery Litres 50 TPR Valve Setting kPa 1400 Weight empty kg 17 All models are suitable for indoor or outdoor installation, except when supplied with a power supply cord and plug (‘/P’ suffix) which are suita...

29 CONNECTIONS – PLUMBING All plumbing work must be carried out by a qualified person and in accordance with the Standard AS/NZS 3500.4 and all local codes and regulatory authority requirements. In New Zealand the installation must also conform to the New Zealand Building Code. CONNECTION SIZES  Ho...

CONNECTIONS – PLUMBING 30 The water heater has a plastic dip tube in the inlet fittings and the outlet fittings of a 050 model (see diagram). This must be in place for the water heater to function properly. Do not remove or damage them by using heat nearby. It will be pushed into the correct positio...

CONNECTIONS – PLUMBING 31 PIPE SIZES To achieve true mains pressure operation, the cold water line to the water heater should be the same size or bigger than the hot water line from the water heater. The pipe sizing for hot water supply systems should be carried out by persons competent to do so, ch...

CONNECTIONS – PLUMBING 32 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...

33 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 34 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...

35 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...

36 DRAINING THE WATER HEATER Warning: Exercise care, as water discharged from the water heater may be of a very high temperature. To drain the water heater:  Turn off the water heater (refer to “To Turn Off The Water Heater” on page 35).  Close all hot water taps.  Operate the relief valve releas...

38 RHEEM ELECTRIC DOMESTIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY RHEEM STELLAR STAINLESS STEEL ELECTRIC MODELS 1. THE RHEEM WARRANTY – GENERAL 1.1 This warranty is given by Rheem Australia Pty Limited ABN 21 098 823 511 of 1 Alan Street, Rydalmere New South Wales. 1.2 Rheem offer a t...

RHEEM ELECTRIC DOMESTIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY 39 2.7 The Rheem warranty does not cover faults that are a result of: a) Accidental damage to the water heater or any component (for example: (i) Acts of God such as floods, storms, fires, lightning strikes and the like; a...

RHEEM ELECTRIC DOMESTIC MAINS PRESSURE WATER HEATER WARRANTY - AUSTRALIA ONLY Revision Date: 2015 August AQ0901080-B 40 RHEEM STELLAR STAINLESS STEEL ELECTRIC MODELS 4. ENTITLEMENT TO MAKE A CLAIM UNDER THIS WARRANTY 4.1 To be entitled to make a claim under this warranty you need to: a) Be the owner...