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3

 

     July 2020

 

1.1 SAFETY

 

 

 

 

 

Electrical Shock, Fire, Explosion and Burn Hazards

 

This system must be installed, adjusted, and put into operation only by a trained, 

qualified professional or service agency in accordance with the National Electric 
Code ANSI/NFPA 70 (Canada CSA C22.1), state and local codes, and authorities 
having jurisdiction. 

 

1. SYSTEM COMPONENTS AND PRINCIPLES

 

 

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DANGER!

 

 

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SAFETY PRECAUTIONS

 

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 Secure all ladders on level ground

 

• 

 Locate all possible hazards, overhead wires, loose shingles, etc.

 

• 

 Make sure power is turned off before adding water to the system

 

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 NEVER connect power to the water heater or storage tank until it has been 
filled.

 

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 Use a tempering valve or mixing valve to prevent scalding

 

• 

 Consult proper authorities and check with your local building inspector for 
permit requirements and local building codes before project 
commencement. The system must meet local code requirements for 
penetrating structural members and fire

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rate assemblies.

 

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Burns from Hot Water and Steam

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Use extreme care when opening relief 

valves, and filling storage tanks.

 

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Use this appliance only for its intended purpose as described in this 

installation, operations and Maintenance Manual.

 

 

 

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WARNING!

 

For your safety, the information in this manual must be followed to minimize 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 installation, Operation and Maintenance 

manual before attempting to install or operate a water heating system. It may save you 

time and cost. Pay particular attention to the Safety instructions. Failure to follow 

these warnings could result in serious bodily injury or death. Should you have problems 

understanding the instructions in this manual, or have any questions, STOP, and con-

tact SunEarth.

 

Summary of Contents for 100005-6

Page 1: ...del 100005 6 Indirect Glycol The SolarStation HX is SunEarth s solution to external heat exchange solar thermal systems up to 160 ft2 of collector area Designed with multi speed pumps to ensure compatibility with a wide range of system configurations ...

Page 2: ...TATION HX PLUMBING CONNECTIONS 2 3 SOLARSTATION HX ELECTRICAL CONNECTIONS 3 SYSTEM COMMISSIONING 3 1 CHECK THE ARRAY LOOP FOR LEAKS 3 2 FLUSHING THE SYSTEM 3 3 CHARGING THE SOLAR CIRCUIT 3 4 CONTROLLER SETUP 4 EXTENDED NON USE PROCEDURES 4 1 SYSTEM IDLING 5 OPERATIONS AND MAINTENANCE 5 1 EMERGENCY SHUT OFF 5 2 FREEZE PROTECTION 5 3 DESCALING THE HEAT EXCHANGER ...

Page 3: ...ocal building codes before project commencement The system must meet local code requirements for penetrating structural members and fire rate assemblies Burns from Hot Water and Steam Use extreme care when opening relief valves and filling storage tanks Use this appliance only for its intended purpose as described in this installation operations and Maintenance Manual WARNING For your safety the i...

Page 4: ...rcuit Dial Pressure Gauge 3 Solar Circuit Pressure Relief 4 Solar Circuit Drain Valve 5 Solar Circuit Fill Valve 6 Solar Pump w Check Valve 7 Potable Pump w Check Valve 8 3 4 FIP Expansion Tank Piping Connection 9 Mounting Bracket 10 Plate Heat Exchanger 11 Pump Service Valves 7 6 10 9 11 4 Pressure relief and air separator on model 100005 6 only S2 P2 P1 S1 1 9 8 5 ...

Page 5: ...led water to provide adequate freeze protection in your specific climate HTF shall be used in this system as the primary freeze protection agent Unauthorized fluid substitutions can result in a threat to health welfare and safety and may cause the system piping to freeze When the system is operating the pumps should be on when the sun is shining and there is an adequate temperature differential Th...

Page 6: ...racket above the heat exchanger is flush with the side of the tank before seating the screws While holding the bracket and the SolarStation HX firmly against the tank drive two 10 X 3 4 self drilling screws into the lower section of the bracket just below the heat exchanger Figure 2 1 2 and two screws just above the heat exchanger Figure 2 1 3 2 1 WALL MOUNTING Please consult authority having juri...

Page 7: ... or taping All butt joints must be sealed with contact adhesive The use of rigid polyethylene pipe insulation is prohibited The temperatures generated by your collector in the summer months or under stagnation conditions can melt this type of material Any above ground exterior pipe insulation is subject to UV degradation and must be jacketed wrapped with aluminum foil tape or painted with two coat...

Page 8: ... a leak 3 Find the source of the leak and repair it Repeat this procedure until the loop holds pressure 3 2 FLUSHING THE SYSTEM After installing the SolarStation HX the system should be flushed Piping in new solar installations can be covered with dirt grease solder flux or other impurities that over time affect the quality of the propylene glycol HTF A thorough cleaning is required before chargin...

Page 9: ...hort summer vacation is planned the SETR 0301U differential temperature controller has a vacation function which when activated will dissipate heat at night See the control manual to activate this function Remember to deactivate this function upon returning system to operation During extended idling 6 weeks or more it is advisable to either cover the solar collectors with an opaque material or to ...

Page 10: ...ater used to dilute the HTF is equally important water containing salts acids calcium or other potential precipitates should not be used to dilute the HTF initially or during subsequent re charges de ionized water is recommended The recommended propylene glycol HTF is Dow Chemical Dowfrost HD Technical and engineering data for Dowfrost HD is available at www Dow com A high quality HTF diluted with...

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