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Use & Care Manual
With Installation Instructions for the Installer
Passive Solar Water
Heating Systems
The purpose of this manual is twofold: one, to
provide the installer with the basic directions
and recommendations for the proper
installation and adjustment of the water heater;
and two, for the owner–operator, to explain the
features, operation, safety precautions,
maintenance and troubleshooting of the water
heater. This manual also includes a parts list.
It is very important that all person
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Safety Information Introduction . . . . . . . . . . . . 3, 4 FOR YOUR RECORDS Safety Precautions . . . . . . . 5, 6 Write the model and serial numbers here: # Installation Instructions Location . . . . . . . . . . . . . . . . . 7 # Unit Specifications & Parts 7,8 You can find them on a label on the appliance. Pre-Installation Review. . . . . 9 Staple sales slip or cancelled check here. System Requirements . . . . . 10 Proof of the original purchase date is needed to obtain service under the war
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Introduction Thank you for purchasing a solar water heating The solar energy system described by this manual, system. It is one of the most effective and trouble-free when properly installed and maintained, meets the systems available today. In addition to reducing your minimum standards established by the Florida Solar water-heating bills, it will help preserve precious Energy Center, in accordance with Section 377.705, natural resources by using free energy from the sun. Florida Statutes. Th
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Introduction continued... While your system is one of the most efficient element so hot water is available in the morning. available, there are two simple steps you can take to The Rheem Thermosiphon systems operate on the increase your water-heating cost savings. passive thermosiphon principle a ‘closed loop’ to Keep the use of the Backup Heater to a Minimum provide fail-safe freeze protection up to -30°F of the collector closed loop. The closed loop consists of the You can save the most money
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80 75 70 IMPORTANT SAFETY INFORMATION. READ ALL INSTRUCTIONS BEFORE USING. ! DANGER! WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting the water temperature setting of water heater’s thermostat. Water temperatures above 125°F can cause severe burns or death from scalding. Be sure to read and follow the warnings outlined on the label pictured below. Time/Temperature Relationship in Scalds ! DANGER Temperature Time To Produce a Serious Burn 120°F
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IMPORTANT SAFETY INFORMATION. READ ALL INSTRUCTIONS BEFORE USING. ! WARNING! For your safety, the information in this manual must be followed to minimize the risk of fire or explosion, electric shock, or to prevent property damage, personal injury, or loss of life. Be sure to read and understand the entire Use and Care Manual before attempting to install or operate this water heater. It may save you time and cost. Pay particular attention to the Safety Instructions. Failure to follow these warni
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Installing the water heater. The location chosen for the water heater must take into consideration the following: Local Installation Regulations This water heater must be installed in It is available from some local accordance with these instructions, libraries or can be purchased from the local codes, utility codes, utility National Fire Protection Association, company requirements or, in the Batterymarch park, Quincy, MA absence of local codes, the latest 02269 as booklet ANSI/NFPA 70. edition
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Installing the water heater. System Parts ID List Storage Tank Solar Collector Fill Fitting 3/4” Union Nut 3/4” T/P Valve Collector Hot Pipe Collector Nut 18mm Union Cone 3/4” Check Valve (NOT INCLUDED) Lag Screw 3/4” Cold Water Collector Plug Collector Clamps (5/16” x 1 3/4”) Expansion Valve (NOT INCLUDED) (NOT INCLUDED) 3/4” Tail Plug Tempering Valve PR6 Jacket Relief Valve Collector Extrusion (includes “O” ring). 3/4” Union 3/4” Tee Adapter Collector Union Tank Clamp 1 Gallon Hartgard Collect
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Pre-Installation This section will guide you to gather the necessary information to install the system correctly. Use it together with the Installation Checklist to identify all installation requirements. These installation inspection procedures include; • Plumbing requirements • Review of local building codes for site • Electrical requirements requirements and specific guidelines for plumbing • Roof support stress load and modification and electrical installation. requirements (including en
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Installing the water heater. System Placement Requirements The system must face between 135 - 225° (Ideal direction is true South): (Refer to the Figure on the right). Installations outside this range require either an additional collector or frame. Site must be shade-free year-round and clear of obstructions. Area Requirements for Collectors Plumbing/Electrical stub-out • All local code-required setbacks, heights, and • 1' 6" left side for roof-ridge mount, distances from other structures, pi
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Pitch Requirements Correct operation requires a 15°- 45° pitch (slope). This can be done by using the roof slope itself or a frame ! CAUTION: DO NOT install on a roof with a pitch beyond 45°. Use pitch gauge and compass and complete the following steps. Record the results on the checklist. • Record pitch and compass bearing of proposed Frame Installations installation site. • Using table shown below, select number of collectors and correct type of installation. Roof Installations Compass Pi
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Installing the water heater. Roof Survey NOTICE: A roof in poor Record the following on the needed prior to installation. checklist: • Draw diagram (top view) as condition may need • The type of roofing material (tile, shown below, of installation area. replacement before the shingle, tar & gravel, metal, etc.). Mark location of the system and system is installed. stub-out. • The condition of the roof. Note any repair requirements • Using the table below, select the appropriate supporting
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Conventional Roof Modifications Truss Frame Modifications Determine the correct truss frame modification using the figures shown below. Allowable Spans for Trusses 2” x 4” Top Chord 2” x 6” Top Chord 24” O.C. Kickers Bottom Chord Pitch Roof Material X 21” 32” 2”x4” or 2”x6” 3:12¹ Tile 24” 36” X 2”x4” or 2”x6” 3:12¹ Shake 25” 38” X 2”x4” or 2”x6” 4:12² Tile 28” 42“ X 2”x4” or 2”x6” 4:12² Shake 28” 36” X 2”x4” or 2”x6” 7:12³ Tile X 30” 38” 2”x4” or 2”x6” 7:12³ Shake NOTICE: For truss spans >36”,
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Installing the water heater. Review the checklist for installation requirements. • Tape measure (100 Foot) • 16-Ounce claw hammer Check the following before beginning installation. • Marking pen Permits • Utility knife Obtain required permits before installation. • 3/8”-drive socket set Work Force • 2 Extension ladders An 80 gallon storage tank weighs up to 242 lbs • Flashlight / electric lantern empty, requiring a crew of two or more to install. • Pipe vice / cutter / threader Inventory • Vo
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Electrical System Requirements NOTICE:All wiring must conform to local codes unauthorized devices. or the latest edition of National Electrical Code Check the availability of a 240-volt, and an ANSI/NFPA 70. appropriately sized electrical breaker. A separate branch circuit with copper conductors, overcurrent ! WARNING: Any wiring outside of the house protective device and suitable disconnecting means should be rated for the appropriate weather must be provided by a qualified electrician. If the
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Installing the water heater. A new combination temperature and pressure relief valve, complying with the Standard for Relief Valves and Automatic Gas Shut-Off Devices for Hot Water Supply Systems, ANSI Z21.22, is supplied and must be installed in the opening provided and marked for the purpose on the water heater. No valve of any type should be installed between the relief valve and the tank. Local codes shall govern the installation of relief valves. Typical Installation Storage Tank ! WARNING:
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Plumbing System Schematic for Replacement of Existing Electric Water Heater T/P 3/4” Tank 3/4” Collector Collector Valve Settings: Solar Only = (TWV1-1) + (TWV2-1) + (Pre Heat OFF) Storage Only = (TWV1-2) + (TWV2-2) + (Pre Heat OFF) Solar Pre Heat = (TWV1-1) + (TWV2-2) + (Pre Heat ON) TWV1 = Two Way Valve - 1 Inlet Selector TWV2 = Two Way Valve - 1 Outlet Selector Pre Heat = Solar Pre Heat Valve M = Mixing Valve T/P = Temperature & Pressure Relief Plumbing System Schematic for Installation of st
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Installing the water heater. Plumbing System Schematic for Installation as Pre Heater T/P 3/4” 3/4” Collector Collector Valve Settings: Notice: All pipe work 3/4” unless Solar Only = (TWV1-1) + (TWV2-1) + (Pre Heat OFF) otherwise stated. Storage Only = (TWV1-2) + (TWV2-2) + (Pre Heat OFF) Solar Pre Heat = (TWV1-1) + (TWV2-2) + (Pre Heat ON) TWV1 = Two Way Valve - 1 Inlet Selector TWV2 = Two Way Valve - 1 Outlet Selector Pre Heat = Solar Pre Heat Valve M = Mixing Valve T/P = Temperature & Pressu
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Roof Preparation This section contains instructions for correct installation of the system. Complete the procedures in the order listed. Refer to the checklist for necessary roof clearance on each side (refer to Figure modifications on page 12. below) set aside for reinstallation. NOTICE: The storage tank will be Install supports for Fragile Tile Roof Install waterproof material over cleared parallel to rafters area. The system may be installed directly on of trusses for side- most roof types
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Installing the water heater. Wood Runner Detail for 16” & 24” On-Center Rafters for Standard Installation Collector Extrusion Detail for Standard Installation ! CAUTION: The Extrusion must slope 1/2” per collector from horizontal (hot pipe side to be higher) for the system to work correctly. Metal or Tile Installation 1. Mark tank location on roof with the extrusion by 1/2” per front foot of tank located directly collector to ensure correct NOTICE: Be sure the over reinforced roof area. opera
