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Summary of Contents for Rheem 850 Series
- Page 1 Owner’s Guide Installation Instructions Gas Domestic Outdoor Water Heater 850, 854 series 265, 295 models This water heater must be installed and serviced by a qualified person. Please leave this guide with the householder.
- Page 2 RHEEM AUSTRALIA PTY LTD A.B.N. 21 098 823 511 www.rheem.com.au For Service Telephone 131 031 AUSTRALIA An electronic copy of these Owner’s Guide and Installation Instructions...
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Page 3: Table Of Contents
Rheem warranty. We recommend you read pages 8 to 26, and the terms of the Rheem warranty on pages 4 to 7. The other pages are intended for the installer but may be of interest. -
Page 4: Warranty
The decision of whether to repair or replace a faulty component is at Rheem’s sole discretion. If you require a call out and we find that the fault is not covered by the Rheem warranty, you are responsible for our standard call out charge. If you wish to have the relevant component repaired or replaced by Rheem, that service will be at your cost. - Page 5 GAS WATER HEATER 850, 854 SERIES 265, 295 MODELS Where the water heater is installed outside the boundaries of a metropolitan area as defined by Rheem or further than 25 km from either a regional Rheem branch office or an Accredited Rheem Service Agent's office, the cost of transport, insurance and travelling between the nearest branch office or Rheem Accredited Service Agent’s office and the installed site shall be the...
- Page 6 3. WHAT IS COVERED BY THE RHEEM WARRANTY FOR THE WATER HEATERS DETAILED IN THIS DOCUMENT Rheem will repair or replace a faulty component of your water heater if it fails to operate in accordance with its specifications as follows:...
- Page 7 (from the rating label on the water heater). b) Rheem will arrange for the water heater to be tested and assessed on- site. c) If Rheem determines that you have a valid warranty claim, Rheem will repair or replace the water heater in accordance with this warranty.
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Page 8: Safety, Warnings, Installation Notes
The water heater must not be operated unless each of these devices is fitted and is in working order. The Rheem warranty may not cover faults if relief valves or other safety devices are tampered with or if the installation is not in accordance with these instructions. - Page 9 Instructions. • Servicing of a water heater must only be carried out by qualified personnel. Phone Rheem Service or their nearest Accredited Service Agent. • Only a person qualified to install or service a water heater can drain the water heater, if this is required.
- Page 10 (6) months may result in the water heater cylinder failing. If water does not flow freely from the drain line when the lever is lifted, then the water heater must be checked. Phone Rheem Service or their nearest Accredited Service Agent to arrange for an inspection.
- Page 11 SAFETY, WARNINGS, INSTALLATION NOTES INSTALLATION NOTES This water heater must be installed: • by a qualified person, • in accordance with the installation instructions, • in compliance with the Plumbing Code of Australia (PCA) and Plumbing Standard AS/NZS 3500.4, ▪ This water heater is suitable for outdoor installation only. ▪...
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Page 12: About Your Water Heater
® outdoor installation only. The model is either a Rheemglas ® 850 series or RheemPlus 854 series 5 star natural gas water heater. Water is stored in a vitreous enamel lined steel cylinder and heated by a gas burner located under the cylinder. - Page 13 Rheemglas 850 Series A Rheemglas 850 series water heater can deliver hot water at a temperature up to 65°C depending upon the thermostat setting, sufficiently hot to cause severe scalding. Water at this temperature may have been plumbed to fixtures where water hotter than 50°C is allowed, such as the kitchen and laundry.
- Page 14 ABOUT YOUR WATER HEATER PIEZO IGNITION The “Piezo” push button igniter makes lighting the pilot flame of your water heater very easy. Simply follow the instructions on the label attached to the back of the access cover. There is no need for matches to light the water heater.
- Page 15 ABOUT YOUR WATER HEATER GOING ON HOLIDAYS If you are going on holiday for more than a few days the thermostat can be set to the “” (pilot) position to conserve energy (refer to point 1 of “Close Down Procedure” “To on page 48).
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Page 16: Maintenance Requirements
If the water being delivered is at a temperature exceeding 50°C, phone Rheem Service or their nearest Accredited Service Agent to arrange for an inspection. - Page 17 Phone Rheem Service or their nearest Accredited Service Agent. Note: The service and routine replacement of any components, if required, are not included in the Rheem warranty. A charge will be made for this work. Only genuine replacement parts should be used on this water heater.
- Page 18 Note: The major service and routine replacement of any components, such as an anode and relief valve(s), are not included in the Rheem warranty. A charge will be made for this work. Only genuine replacement parts should be used on this water heater.
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Page 19: Water Supplies
Rheem warranty to apply. ANODE The vitreous enamel lined cylinder of the water heater is covered by the Rheem warranty when the total dissolved solids (TDS) content in the water is less than 2500 mg/L and when the correct colour coded anode is used. If an incorrect colour coded anode is used in the water heater, any resultant faults will not be covered by the Rheem warranty. - Page 20 WATER SUPPLIES TOTAL DISSOLVED SOLIDS (TDS) mg/L 2500 (CONDUCTIVITY - μS/cm) (60) (215) (570) (860) (3570) Green Black Blue Blue above 2500 mg/L (3570 μS/cm), warranty applies to a vitreous enamel lined water heater cylinder if the correct coloured anode no warranty applies to a is used for the TDS / conductivity level of the water vitreous enamel lined...
- Page 21 Where the saturation index exceeds +0.40, the water is very scaling. An expansion control valve must be fitted on the cold water line after the non-return valve to protect and for the Rheem warranty to apply to the temperature pressure relief valve and water heater cylinder.
- Page 22 The water heater and its components are not suitable for certain water chemistries. Those chemistries are listed below. If the water heater is connected at any time to a water supply with the following water chemistry, the Rheem warranty will not cover any resultant faults on the components listed below:...
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Page 23: Save A Service Call
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 manufacture or failure of a part. NOT ENOUGH HOT WATER (OR NO HOT WATER) •... - Page 24 • 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...
- Page 25 The gas control must be turned off using the knob on top of the gas control “Close Down Procedure” thermostat (refer to on page 48). Phone Rheem Service or their nearest Accredited Service Agent to arrange for inspection. CAN’T LIGHT THE PILOT FLAME •...
- Page 26 • Has your water heating tariff rate been increased by your gas retailer since your previous bill? IF YOU HAVE CHECKED ALL THE FOREGOING AND STILL BELIEVE YOU NEED ASSISTANCE, PHONE RHEEM SERVICE OR THEIR NEAREST ACCREDITED SERVICE AGENT.
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Page 27: Installation
Plumbing Code of Australia (PCA), Standards AS/NZS 3500.4 and AS/NZS 5601.1, and all local codes and regulatory authority requirements. Rheemglas 850 series Warning: This water heater may deliver water at high temperature. Refer to the Plumbing Code of Australia, local requirements and these installation instructions to determine if additional delivery temperature control is required. - Page 28 INSTALLATION for any reason. We recommend you provide advice to the system owner about their needs and building back-up redundancy into the hot water supply system. Note: AS 3498 requires that a water heater provides the means to inhibit the growth of Legionella bacteria in potable water.
- Page 29 INSTALLATION The water heater must be located to ensure that the location of the flue terminal complies with the requirements of AS/NZS 5601.1. As a guide the following requirements are extracted from the Gas Installations Standard. The distances are measured along the wall behind the water heater. •...
- Page 30 The correct colour coded anode for the water supply being used must be selected and fitted to the water heater for the Rheem warranty to apply to the “Water Supplies”...
- Page 31 Note: If the cylinder is damaged as a result of attaching pipe clips or saddles to the jacket, any resultant faults will not be covered by the Rheem warranty. HOT WATER DELIVERY RheemPlus 854 Series –...
- Page 32 INSTALLATION Rheemglas 850 Series – Hot Water Outlet A Rheemglas 850 series water heater can deliver hot water at a temperature up to 65°C depending upon the thermostat setting, sufficiently hot to cause severe scalding. Water at this temperature may be plumbed to fixtures where water hotter than 50°C is allowed, such as the kitchen and laundry.
- Page 33 If a Rheemglas 850 series water heater is to be installed as part of a circulated hot water flow and return system, a storage water heater able to provide a hot water outlet temperature of at least 60°C must be used.
- Page 34 INSTALLATION TYPICAL INSTALLATION – OUTDOOR LOCATION Hourly Min. Test Point Max. Main Pilot Injector Gas Details Injector Consumption Pressure Pressure Pressure Orifice Number (MJ) (kPa) (kPa) (kPa) (mm) 265, 295 265, 295 265, 295 265, 295 265, 295 265, 295 ...
- Page 35 Hourly recovery litres (natural gas @ 45°C rise) First Hour Capacity litres Mass Cartoned (850 series) Full Mass Cartoned (854 series) Full Dimensions 265 model mm 1600 480 556 988 332 302 605 528 240 300 90 545 182...
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Page 36: Connections - Plumbing
CONNECTIONS – PLUMBING All plumbing work must be carried out by a qualified person and in compliance with the Standard AS/NZS 3500.4 and all local codes and regulatory authority requirements. All gas work must be carried out by a qualified person and in compliance with the Standard AS/NZS 5601.1, all local codes and regulatory authority requirements. - Page 37 CONNECTIONS – PLUMBING This water heater has either a plastic dip tube or fitting liner in the inlet and outlet fittings (see diagram). These must be in place for the water heater to function properly. Do not remove or damage them by using heat nearby.
- Page 38 CONNECTIONS – PLUMBING TEMPERATURE PRESSURE RELIEF VALVE The temperature pressure relief valve is shipped behind the front cover. The temperature pressure relief valve must be fitted before the water heater is operated. Before fitting the relief valve, make sure the probe has not been bent. To fit the relief valve: •...
- Page 39 CONNECTIONS – PLUMBING The valve, if installed within 500 mm of the water heater, 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.
- Page 40 Warning: Always isolate the water heater before pressure testing the gas supply system. Disconnect the water heater after the isolating cock to prevent the risk of serious damage to the gas control. The Rheem warranty does not cover damage of any nature resulting from failure to observe this precaution.
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Page 41: Commissioning
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 water. • Open all of the hot water taps in the house (don’t forget the shower). •... - Page 42 COMMISSIONING Warning: Upon completion of the installation and commissioning of the water heater, leave this guide with the householder or responsible officer. DO NOT leave this guide inside of the cover of the water heater, as it may interfere with the safe operation of the water heater or ignite when the water heater is turned on.
- Page 43 COMMISSIONING OUTLET TEMPERATURE COMPENSATION ADJUSTMENT – RHEEMPLUS The maximum outlet temperature from the 50°C limited outlet of a RheemPlus water heater may be adjusted to compensate for temperature losses in the pipe work between the water heater outlet and fixtures used primarily for personal hygiene.
- Page 44 COMMISSIONING • Using a thermometer, measure the temperature of the water from the tap, until the temperature stops increasing. If the water temperature is below 50°C the maximum outlet temperature of the outlet can be adjusted upwards. • Turn the adjusting knob on the temperature limiting valve counter-clockwise (down away from the water heater), using a 6 mm Allen key.
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Page 45: Lighting The Water Heater
Use only your hand to turn the gas control knob, never use tools. If the control knob will not turn by hand, call Rheem Service or a qualified service technician. Force or attempted repair may result in a fire or explosion. - Page 46 TURN the gas control knob fully clockwise to the “⚫” (off) position. Refer to the image above. Note: Pilot indicator needle must be in the red zone. If not, call Rheem Service or a qualified service technician. WAIT 5 minutes so any build-up of unburnt gas can escape.
- Page 47 LIGHTING THE WATER HEATER RELEASE the gas control knob and CHECK that the indicator needle is still in the green zone. If the needle returns to the red zone go back to Step 1. Note: The next step will light the main burner if the water needs heating. The flames may be noisy at first.
- Page 48 Rheem Service or their nearest Accredited Service Agent. • If unable to get the water heater working properly, contact Rheem Service or their nearest Accredited Service Agent. • When satisfied everything is working properly instruct the user in the correct method of operation.
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Page 49: Draining The Water Heater
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: • “To Turn Off The Water Heater” Turn off the water heater (refer to page 42). - Page 50 This page is intentionally blank.
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- Page 52 Revision Date: 2020 November 122635C...