Rheem 874 Series- Manuals

ABOUT YOUR WATER HEATER 5 MAINS PRESSURE The water heater is designed to operate at mains pressure by connecting directly to the mains water supply. If the mains supply pressure in your area exceeds that shown on page 23, a pressure limiting valve must be fitted. The supply pressure should be greate...

ABOUT YOUR WATER HEATER 6 SAFETY This water heater is supplied with a thermostat, an over temperature energy cut-out, temperature sensors and a combination temperature pressure relief valve. These devices must not be tampered with or removed. The water heater must not be operated unless each of thes...

ABOUT YOUR WATER HEATER 7 FREEZE PROTECTION The system has a level of freeze protection designed to guard the system against damage from freeze conditions. The system must be installed with the full length of the solar hot and solar cold pipes insulated to offer protection against freeze damage (ref...

ABOUT YOUR WATER HEATER 8 SOLAR MONITOR A solar monitor is located on the front of the top cover and houses both a green and a red LED. The green LED, marked “Solar”, indicates the current operational mode of the solar water heater and the red LED, marked “Attention”, indicates a fault mode. The gre...

ABOUT YOUR WATER HEATER 9 BLEEDING THE SOLAR COLLECTORS It is necessary to purge air from the collector circuit: When the water heater is to be turned on and the solar collectors and solar hot and solar cold pipes have been drained. After maintenance has been conducted on the pipe work and air has e...

11 REGULAR CARE MINOR SIX MONTH MAINTENANCE It is recommended minor maintenance be performed every six months by the dwelling occupant. The minor maintenance includes: Operate the easing lever on the temperature pressure relief valve. It is very important you raise and lower the lever gently. Refer ...

REGULAR CARE 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 expands by approx...

REGULAR CARE 13 FLUSHING THE SOLAR COLLECTORS It may be necessary to flush the solar collectors if there is sediment in the water supply. This should be conducted in the morning, within three hours of sunrise, when the water temperature inside the solar collectors is lower. Open a hot water tap and ...

14 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 15 ANODE INSPECTION AND REPLACEMENT The anode installed in a vitreous enamel lined steel water heater cylinder will slowly dissipate whilst protecting the cylinder. The life of the cylinder may be extended by replacing the anode. If the anode is not replaced during a five year service...

WATER SUPPLIES 16 -1.0 no w arra nty a pp lie s to a: te m p e ra tu re p re ss u re r e lie f va lv e o r a w a te r h e a te r cy lin d e r u n le ss a n e xp a n si o n c o n tr o l v a lv e is f itt e d . no w arra nty a pp lie s to a: -c o p p e r sh e a th e d h e a tin g u n it -d ir e ct ( o...

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 manufacture or failure of a part. NOT ENOUGH HOT WATER (OR NO HOT WATER) Insufficient sunlight Insufficient sunlight due to cloudy weather dur...

SAVE A SERVICE CALL 18 TEMPERATURE PRESSURE RELIEF VALVE RUNNING 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. Continuou...

SAVE A SERVICE CALL 19 HIGHER THAN EXPECTED GAS BILLS With the installation of your new solar hot water system, maximum energy savings can be achieved with careful planning of hot water usage. Should you at any time feel your energy account is higher than expected, we suggest you check the following...

20 INSTALLATION – SOLAR STORAGE TANK THIS WATER HEATER IS FOR OUTDOOR INSTALLATION ONLY IF AN IN-SERIES GAS BOOSTER IS MOUNTED ON THE STORAGE TANK. THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING. The system is suitable for installation with one or two HBT 200 solar collectors. The system is not ...

INSTALLATION – SOLAR STORAGE TANK 21 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 regulatory authority requirements. In New Z...

INSTALLATION – SOLAR STORAGE TANK 22 Clearance must be allowed for servicing of the solar storage tank. The solar storage tank must be accessible without the use of a ladder or scaffold. Make sure the temperature pressure relief valve lever is accessible and the front cover, thermostat and booster h...

INSTALLATION – SOLAR STORAGE TANK 23 SAFE TRAY 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 auth...

INSTALLATION – SOLAR STORAGE TANK 24 If a combination isolation valve and non return valve (duo or trio valve) is installed on the cold water line to the solar water heater and the cold water line to the temperature limiting device branches off after this valve, then a second non return valve must b...

INSTALLATION – SOLAR STORAGE TANK 25 CIRCULATED HOT WATER FLOW AND RETURN SYSTEM The solar storage tank of a solar water heater should not be installed as part of a circulated hot water flow and return system in a building. The benefits of solar gain will be significantly reduced and energy gained f...

INSTALLATION – SOLAR STORAGE TANK 26 LEGEND Integrated In-series Gas Booster as part of a Direct 511 220 Solar Water Heater Installation Circulated Hot Water Flow and Return System LEGEND Remote In-series Gas Booster as part of a Direct 511 220 Solar Water Heater Installation Circulated Hot Water Fl...

INSTALLATION – SOLAR STORAGE TANK 27 ANODE The vitreous enamel lined 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 2500 mg/L and when the correct colour coded anode is used. If an incorrect colour coded anod...

INSTALLATION – SOLAR STORAGE TANK 28 DIMENSIONS AND TECHNICAL DATA storage tank only (remote boost) storage tank with 20L integrated gas booster storage tank with 27L integrated gas booster Model Capacity 511 220 220 litres Tank Mass (kg) (without booster) Empty Full 77 297 Tank Mass (kg) (with boos...

INSTALLATION – SOLAR STORAGE TANK 29 TYPICAL INSTALLATION (INTEGRATED BOOST) – OUTDOOR LOCATION CONTINUOUS FLOW GAS BOOSTER WATER HEATER ANTIFREEZE HEATING UNITAND THERMOSTAT COVER RATING LABEL AND OPERATING INFORMATION HOT WATER OUTLET Use a union connection and insulate hot water pipe. COLD WATER ...

INSTALLATION – SOLAR STORAGE TANK 30 TYPICAL INSTALLATION (REMOTE BOOST) – OUTDOOR LOCATION TEMPERATURE PRESSURE RELIEFVALVE DRAIN LINE AT RIGHT (NOT SHOWN)Drainline must terminate away from thebase of the water heater. Dischargepoint must comply with AS/NZS 3500.4 TEMPERATURE PRESSURE RELIEFVALVE A...

31 INSTALLATION – SOLAR COLLECTORS SOLAR COLLECTOR LOCATION Consideration must be given to the position of the solar collectors in relation to the solar storage tank. There are limitations on the maximum length of the solar hot and solar cold pipes between the solar storage tank and the solar collec...

INSTALLATION – SOLAR COLLECTORS 32 LATITUDE OF SOME AUSTRALIAN CITIES Adelaide 35°S Cairns 17°S Hobart 42°S Port Hedland 20°S Alice Springs 24°S Canberra 35°S Mildura 34°S Rockhampton 24°S Brisbane 27°S Darwin 12°S Melbourne 38°S Sydney 34°S Broken Hill 31°S Geraldton 28°S Perth 32°S Townsville 19°S...

INSTALLATION – SOLAR COLLECTORS 34 Maximum Height To Collectors The maximum height of a solar Loline installation, from the solar controller (circulator) to the top of the solar collectors, is determined by the maximum recommended total pipe length for the system and the water supply pressure. The m...

35 INSTALLATION – SOLAR AND GAS BOOSTER CONNECTIONS GROUND KIT A „Ground Kit‟ is supplied with the solar storage tank. The kit contains the components to enable the: connection of the solar cold and solar hot pipes to the solar storage tank mounting of an in-series gas booster to the solar storage t...

INSTALLATION – SOLAR AND GAS BOOSTER CONNECTIONS 36 SOLAR INLET AND OUTLET Numbers in parentheses refer to items on diagram on page 37. Notes: All pipe work must be purged and cleared of foreign matter before connection and before attempting to operate the water heater. The solar cold outlet and sol...

INSTALLATION – SOLAR AND GAS BOOSTER CONNECTIONS 37 Insulate the bleed valve of the air bleed valve and solar non return valve assembly (4), from the tee to the solar hot pipe to the drain line of the bleed valve with a 100 mm long x 35 mm diam piece of insulation (8) and secure with the cable ties ...

INSTALLATION – SOLAR AND GAS BOOSTER CONNECTIONS 38 MOUNTING PLATE The mounting plate has been provided to support an in-series gas booster. The mounting plate is required to be fitted to the solar storage tank if the in-series gas booster is to be mounted onto the solar storage tank. Supplied With ...

INSTALLATION – SOLAR AND GAS BOOSTER CONNECTIONS 39 Mounting The Gas Booster To mount the in-series gas booster to the storage tank: 874 020, 874 027 in-series gas booster Hook the top bracket of the in-series gas booster over the top of the mounting plate. Ensure the bracket is well seated and leve...

INSTALLATION – SOLAR AND GAS BOOSTER CONNECTIONS 40 Connecting The Solar Storage Tank To The Gas Booster An insulated braided hose, 750 mm long 12 mm diameter, is supplied for connecting between the solar storage tank and a Rheem in-series gas booster mounted onto the storage tank. Notes Numbers in ...

41 CONNECTIONS – PLUMBING All plumbing work must be carried out by a qualified person and in accordance with the requirements of the Standard AS/NZS 3500.4, and all local codes and regulatory authority requirements. In New Zealand, the installation must conform with Clause G12 of the New Zealand Bui...

CONNECTIONS – PLUMBING 42 A disconnection union must always be provided at the cold water inlet, solar cold water outlet, solar hot water inlet and hot water outlet on the water heater to allow for disconnection of the water heater. This water heater has either a plastic dip tube or fitting liner in...

CONNECTIONS – PLUMBING 43 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...

44 CONNECTIONS – ELECTRICAL The power supply to the water heater must not be switched on until the water heater is filled with water. All electrical work and permanent wiring must be carried out by a qualified person and in accordance with the Wiring Rules AS/NZS 3000 and all local codes and regulat...

45 COMMISSIONING TO FILL AND TURN ON THE WATER HEATER The power supply to the solar storage tank must not be switched on until the water heater is filled with water. Open all of the hot water taps in the house (don‟t forget the shower). Open the cold water isolation valve fully on the cold water lin...

COMMISSIONING 46 IN-SERIES BOOSTER Refer to the Owner‟s Guide and Installation Instructions supplied with the in-series water heater for the commissioning procedure of the in-series water heater. If a continuous flow gas water heater has been installed as an in-series gas booster to the solar water ...

COMMISSIONING 47 DIAGNOSTIC FEATURES OF THE SOLAR CONTROLLER A solar monitor is located on the front of the top cover and houses both a green and a red LED. The green LED, marked “Solar”, indicates the current operational mode of the solar water heater and the red LED, marked “Attention”, indicates ...

COMMISSIONING 48 TO TURN OFF THE WATER HEATER If it is necessary to turn off the water heater on completion of the installation, such as on a building site or where the premise is vacant, then: Switch off the electrical supply at the power outlet to the solar storage tank (refer to note below). Clos...

49 DRAINING THE SOLAR COLLECTORS To drain the solar collectors and the solar hot and solar cold pipes: Open a hot water tap and allow the water to run for five minutes immediately prior to draining the solar collectors. This will assist in the transfer of any high temperature water in the solar coll...

51 RHEEM SOLAR LOLINE WATER HEATER WARRANTY – AUSTRALIA ONLY – SOLAR LOLINE WATER HEATER MODEL 511220 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 trained and qualified nati...

RHEEM SOLAR LOLINE WATER HEATER WARRANTY – AUSTRALIA ONLY – Revision Date: 2011 November 123769A 52 SOLAR LOLINE WATER HEATER MODEL 511220 3. WHAT IS COVERED BY THE RHEEM WARRANTY FOR THE WATER HEATERS DETAILED IN THIS DOCUMENT 3.1 Rheem will repair or replace a faulty component of your water heater...