Related Manuals for SunEarth CASCADE 2
Summary of Contents for SunEarth CASCADE 2
- Page 1 SRCC OG 300 Certified Solar Water Heating System SRCC OG 300 Certified Solar Water Heating System Installation, Operation and Maintenance Manual Installation, Operation and Maintenance Manual...
- Page 2 SRCC. This certification does not imply endorsement or warranty of this product by the SRCC. OG-300 system certification is granted to SunEarth by the SRCC. It may not be used for any commercial purpose without prior written consent of SunEarth. SunEarth must approve any deviation from the mate- rials and methods described in this manual in writing.
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Page 3: Table Of Contents
7) System Shut Down and Isolation Procedures ..... 14 8) Vacation procedures ............14 9) Maintenance and Troubleshooting ........14 10)Cascade 2 System Component Parts ......... 15 11)Estimated Component Life ..........16 12)System Operating Parameters .......... 16 Appendix A. Approved Primary Components ......18 Appendix C. -
Page 4: Important Safety Information
IMPORTANT SAFETY INFORMATION READ ALL INSTRUCTION BEFORE USING DANGER! WATER TEMPERATURE SETTING Safety and energy conservation are factors to be considered when selecting a water temperature setting of the water heater’s thermostat. Water temperatures above 125°F can cause severe burns or death from scalding. -
Page 5: Safety Precautions
All other servicing Use this appliance only for its intended purpose as described in this installa- should be referred to your installing tion, operations and Maintenance Man- contractor or local SunEarth distribu- ual. tor. Be Sure your appliance is properly... -
Page 6: Introduction
The system will, (1) serve as a and money your Cascade 2 system will save on an an- preheater to your solar storage tank, or (2) bypass the nual basis. -
Page 7: Installation Requirements-General
3.10 Fluid Identity and Toxicity erning the installation of solar water heating systems. The Cascade 2 Drainback system uses water as a heat The contractor shall adhere to sound building safety transfer fluid, this is heated in the collector and indi- and trade practices. - Page 8 COLD SUPPLY LINE HOT SUPPLY ROOF JACKS LINE TO FIXTURES (1) SunEarth Solar Collector(s) (2, 3, 4) Temperature Sensor (5, 6, 7, 8, 22) Ball Valve (11, 24, 35, 36) Combination Valve (9) Pressure Relief Valve (10) Drain Back Tank 48”...
- Page 9 TWO TANK SYSTEM SCHEMATIC PIPE INSULATION (1) SunEarth Solar Collec- (14) Heat Exchanger tor(s) (17) Differential Temper- (2, 3, 4) Temperature ature Controller Sensor (18) Heating Element & (5, 6, 7, 8, 22) Ball Valve Tank Thermostat (11, 24, 35, 36) Combina-...
- Page 10 TANKLESS SYSTEM SCHEMATIC PIPE (1) SunEarth Solar Col- (14) Heat Exchanger lector(s) (17) Differential Temper- INSULATION (2, 3, 4) Temperature ature Controller Sensor (18) Heating Element & (5, 6, 7, 8, 22) Ball Valve Tank Thermostat (11, 24, 35, 36) Combina-...
- Page 11 COMPOSITION ROOF 4.3 Basic Mounting Procedures The SunEarth solar collector in your Cascade 2 Drain- back solar system must be mounted in a vertical orien- tation parallel to the slope of the roof. See Figure 1. This orientation allows the internal riser tubes to rapid- ly drain when the circulation pump shuts off.
- Page 12 Fig.8 of no less than three feet (3’) before the transition metals. Use of SunEarth anodized aluminum Solar is made to PEX tubing. Strut mounting hardware and stainless steel lag or ...
- Page 13 & outlet. quate drainage may result in freeze damage. SunEarth The installation of all horizontal and vertical piping may solar collectors are not warranted against freeze dam- not reduce the performance or rating of any structural age.
- Page 14 JACKET OR APPROVED weatherized. The collector probe sensor shall be at- COATING tached to the SunEarth collector header pipe either with a stainless steel hose clamp or by inserting the RETURN LINE probe sensor into a thermal well in contact with the Fig.12...
- Page 15 5 – 15°F warmer than the wa- loop and the potable side of the heat exchanger. ter in the collector supply line. When plumbing the SunEarth solar storage tank and The specified SunEarth controller continuously displays drainback reservoir make sure that all the components the temperature of the SunEarth collectors (T1) and are accessible and easy to reach.
- Page 16 SunEarth CopperStorTM copper drainback tanks are reservoir allowing smaller drainback tanks. In build- available in 2.5; 5; 7.5 and 10 gallon capacities. Stain-...
- Page 17 SunEarth recommends the use of a 115 VAC differen- Connect a washing machine hose to the solar flushing tial control with a factory installed six foot line cord.
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Page 18: Start Up Procedures
Set the switch on the side of the return piping from the collector. SunEarth control to the “ON” position see (fig 16). Al- Place your ear next to the pump and listen for signs of low the pump to circulate water through the system for cavitation. -
Page 19: System Shut Down And Isolation Procedures
The process is not reversible and the back system is to set the SunEarth control to the ‘OFF’ tank must be replaced. position. The pump will not circulate during the day and the system will not “gain”... -
Page 20: Cascade 2 System Component Parts
(if present) before flushing. Set ment will not fire, the bright red reset button on the the SunEarth control to the ‘OFF’ position. In a two thermostat may have to be depressed to be reset. Sin-... -
Page 21: Estimated Component Life
PRV You can expect a long and useful like from the primary pressure setting. components in your Cascade 2 solar water heating sys- WARNING: THE PRESSURE RELIEF VALVE SET- tem by adhering to the routine service and mainte- TING MUST NOT BE HIGHER THAN THE MAXIMUM nance tips provided above. - Page 22 sensor (T1) and the solar tank sensor (T2) should be 4 ºF – 30ºF when the system is circulating. 12.4 Fluid Level The water level when the system is not circulating (pump stopped) should such that the drainback tank not less than 75% full. When the system is circulating (pump running);...
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Page 23: Appendix A. Approved Primary Components
TRB-40 Collector Mounting Hardware Make Series SolarStrut; RexRack; Flush Mount Kit; Universal Tilt Kit; SunEarth Landscape Rack Install mounting hardware per SunEarth manuals, standard residential drawings, and/or plan sets. Storage Tank Make Series Model Numbers SU80U-1 ; SU120U-1 ; SE-80-6... - Page 24 APPENDIX A CASCADE 2 APPROVED COMPONENTS Heat Exchanger Make Series Model Numbers L-Line LA14-10 Drainback Reservoir Make Series Model Numbers SunEarth CopperStor DB-2.5; DB-5; DB-7.5; DB-10 SolarH2OT DBT 10 SS; DBT 15 SS; DBT 20 SS Rheem Energy Miser 81VP6S; 81VP15S; 81VP10S; 81VP20S A.O.
- Page 25 APPENDIX A Solar Storage Tank The Solar Storage Tank shall be glass lined steel, stainless steel or polymer construction. Tank in- sulation shall be R-12 or higher. The maximum working temperature shall be no less than 180oF and the maximum working pressure shall be no less than 75 psi. Circulator Pumps The circulator pump shall be a wet rotor small circulator with a cast iron, stainless steel, brass or polymer body and a metal or polymer impeller.
- Page 26 APPENDIX A rating not less than 200°F. Temperature reading may be via digital readout, LCD screen, internet or other electronic device. The temperatures may be read at the differential controller screen. The range of measurement shall be not less than 30°F to 200°F with an accuracy of +/- 2%. Sensor Wire: Sensor wire for temperature sensors or other electronic sensors must be no less than 18/2 AWG.
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Page 27: Appendix C. System And Component Labels
APPENDIX C CASCADE 2 OG-300 SYSTEM LABELS Labels containing the text below shall be attached to the appropriate valves on all SRCC OG-300 certified sys- tems. FLUID IDENTIFICATION: THE HEAT TRANSFER FLUID USED IN THIS SYSTEM IS WATER. BE EXTREMELY CARFUL WHEN DRAINING THIS FLUID. IT MAY BE DISCHARGED AT A VERY HIGH TEMPERATURE AND PRESSURE. - Page 28 APPENDIX C PRESSURE RELIEF VALVE (COMPONENT #9) THE PRV WILL AUTOMATICALLY OPEN AND DISCHARGE FLUID OR AIR IN THE EVENT OF THE COLLECTOR LOOP PRESSURE EXCEEDING THE MAXIMUM WORKING PRESSURE OF THE SYSTEM. WHEN FILLING OR DRAINING THE SYSTEM THROUGH BD, THE PRV IS MANUALLY OPENED OR REMOVED FROM THE COLLECTOR LOOP IN ORDER TO ALLOW AIR TO FLOW IN OR OUT OF THE COLLECTOR LOOP.
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Page 29: Appendix F. Sunearth Collector Warranty Statement
APPENDIX F... - Page 30 APPENDIX F...
- Page 31 It can be anywhere in the manual. SRCC will provide the artwork and no changes are allowed. The solar system installer is to indicate (circle, check, etc.) the system that was actually installed. This product certified by: SunEarth, Inc. Solar Rating & Certification 8425 Almeria Avenue Corporation™...
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Page 32: Appendix G. Srcc Og-300 Certified System Model Numbers . 26 Appendix H. Supplier And Service Contact Information
APPENDIX H Service & Warranty Information Contactor/Installer Information Name:__________________________________________________ Company:_______________________________________________ Address:________________________________________________ Phone:__________________________________________________ Email:___________________________________________________ System Information Model Number:___________________________________________ Date Purchased:__________________________________________ Collector Serial Number:____________________________________ For Service and Repair Contact:______________________________ Comments:______________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________ ________________________________________________________... - Page 33 8425 Almeria Avenue • Fontana CA 92335 Phone: (909) 434-3100 • Fax: (909)434-3101 Email: info@sunearthinc.com • www.sunearthinc.com Revised 3-17-2014...
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