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Flat Plate

Solar Collectors 

Installation

Start-Up

Maintenance

Parts

Warranty

For Residential and Commercial Use

SS-26-FP / SS-32-FP / SS-40-FP Models*

*“FP” Denotes Smooth Copper Tube w/ Aluminum Plate Models
“U” Denotes Model with Unions
“W” Denotes Model with Sensor Wells

This manual must only be used by a qualified installer / service technician. Read all instructions in this manual before installing. 

Perform steps in the given order. Failure to do so could result in substantial property damage, severe personal injury, or death.

HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors 

in literature.

The surfaces of these products contacted by potable (consumable) water contain less than 0.25% lead by weight as required 

by the Safe Drinking Water Act, Section 1417.

NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.

272 Duchaine Blvd.

New Bedford, MA 02745

www.htproducts.com 

lp-364 Rev. 000 Rel. 007 Date 2.12.18

Summary of Contents for SS-26-FP

Page 1: ...g Perform steps in the given order Failure to do so could result in substantial property damage severe personal injury or death HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors in literature The surfaces of these products contacted by potable consumable water contain less than 0 25 lead by weight as required by the Safe D...

Page 2: ...to codes and requirements where they differ from the furnished instructions Additional publications which should guide the installer include Solar Water Heating System Design and Installation Guidelines SRCC OG 300 available from Solar Rating Certification Corporation 400 High Table of Contents Introduction About Your Solar Collector 3 Part 1 General Safety Information 3 A When Servicing the Solar...

Page 3: ... warranty ALL PIPING AND PLUMBING CONNECTIONS SHOULD BE MADE WITH COPPER PIPE ONLY No less than I D copper tube of the type meeting local codes must be used for piping Pipe runs must be solidly attached with proper clamping methods Soldered connections should be secured with 95 5 lead free solder Use only pipe rated for 250oF minimum on both the collector return and supply piping Part 5 Roof Wall ...

Page 4: ...g or sealing compounds in a solar water heating system Gaskets and seals in the system may be damaged This can result in substantial property damage Do not use homemade cures or patent medicines Damage to the system substantial property damage and or serious personal injury may result I Freeze Protection NOTE Consider piping and installation when determining solar collector location Place the sola...

Page 5: ...ked periodically to prevent it from becoming acidic Please refer to guidelines provided by the glycol manufacturer regarding glycol maintenance ambient temperature drops below freezing the controller can be programmed to provide freeze protection by circulating warm water from the tank through the solar collectors For open loop systems the normal operating pressure should be less than 72 5 psi Thi...

Page 6: ... operating condition and not used for two weeks or more a quantity of highly flammable hydrogen may accumulate in the top of the water cylinder To dissipate hydrogen safely it is recommended to turn on a hot water tap for several minutes at a sink basin or bath but not a dishwasher clothes washer or other electrical or heat producing appliance During this process there must be no smoking open flam...

Page 7: ... suspicious on the bill of lading even if damage is not apparent If damage is sufficient to prevent the product s use it may be prudent to not accept all or part of the shipment and immediately alert your supplier NOTE HTP DOES NOT WARRANTTHE COLLECTOR AGAINST FAILURE AS A RESULT OF DAMAGE INCURRED DURING TRANSPORT OR INSTALLATION C Tools and Materials Make sure you have all necessary tools materi...

Page 8: ...at Roof D Ground Mount E Facade Figure 2 Suggested Solar Collector Mounting Designs 2 Collector Angle Tilt It is common for collectors to be installed at an angle that corresponds to the installation latitude While adhering to this guideline an angle of latitude 10o is acceptable and will not greatly reduce solar output The solar collector should be installed at an angle between 20 80o to ensure o...

Page 9: ... the collector any components used in the system must meet potable water requirements P Mounting Frame Four mounting choices are available for HTP solar collectors Tilt mounts or 2 3 mounts flush mounts or rack mounts see Part 4 Feet are supplied to fasten the panel securely to the roof It is important that frame attachment points and externally supplied fasteners are of suitable structural streng...

Page 10: ...ounts Fully loosen the tilt hinge set screws Slide the tilt hinges to desired location along the top side of the collector Leave a 1 space between the tilt hinges Tighten set screw with a 7 16 wrench to a maximum of 10 foot pounds to lock the flush mount into position Position the E1022 struts between the two tilt hinges on each side and align the hole in the strut with holes in the tilt hinge Ins...

Page 11: ...t Repeat for other strut Mount the triangle feet to the structure using appropriate fasteners and sealant Check for collector alignment and tighten all fasteners Side Mount Location for Selected Models Collector Model Side Mount Location From Bottom of Collector SS 26 FP 51 5 SS 32 FP 64 8 SS 40 FP 80 8 Table 5 Side Mount Location Flush Mounts Part 8600P 012 The flush mount package contains enough...

Page 12: ... B Wall Mounting Wall attachment methods depend largely on wall material For brick or concrete walls secure collector feet with stainless steel expansion bolts For wood or synthetic boarding stainless steel screws that can penetrate into the wall framework may be suitable for mounting If the strength of these screws is a concern use bolts that run directly through the wood with a large washer or m...

Page 13: ... setting forcing air out of the collector and back into the tank If an auto air vent is installed on the outlet of the collector air will automatically eliminate from the solar line If using a manual air vent open it until all air is eliminated 3 Closed Loop The solar loop may be filled with potable water or a glycol potable water mix unpressurized drain back system or vented and pressurized The e...

Page 14: ...vel in the drain back tank to the top of the solar panels vertical lift is the same as head loss Refer to the chart below for pressure drop figures with a 40 glycol solution When using potable water as HTF there is a further 20 reduction in pressure drop NOTE To convert psi to head feet multiply psi by 2 31 and divide total by specific gravity 1 for water 1 02 for 30 propylene glycol 1 04 for 50 p...

Page 15: ...e flow valves and meters for balanced flow The following configurations may not work in drain back systems These drawings can be applied to various system configurations but may not meet certain requirements C Pressure System Plumbing Panel Attachment See the following diagram for examples of panel plumbing attachments for pressure systems This diagram can be used for either vacuum tube or flat pl...

Page 16: ...fittings connections NOTE In good weather the water may be hot or have built up pressure so take care when opening the drain valve 3 Allow the manifold to sit in a vented state for 5 10 min to boil dry may take longer in poor weather 4 Always leave one drain valve or fitting open Otherwise the system may build up pressure when it heats For draining of other types of systems please refer to specifi...

Page 17: ...been given to customer and basic operation explained Functional checks for controller and pump have been completed Water quality has been checked Collector loop piping has been flushed and cleaned During normal daily hot water use if the temperature relief valve on the tank or collector is regularly dumping hot water more than just a dribble there may be a problem with the system POSSIBLE CAUSES 1...

Page 18: ... solar collector or any component part or connection thereto should leak the resulting flow of water will not cause damage to the area in which it is installed 5 Maintain the solar collector in accordance with the maintenance procedure listed in the manufacturer s provided instructions 6 Maintain all related system components in good operating condition 7 Use the solar collector in an open system ...

Page 19: ...t HTP within thirty 30 days of the date of our request to return the product After receipt of the returned product HTP may require as many as thirty 30 additional days for product testing NOTE Any components or heaters returned to HTP for warranty analysis will become the property of HTP and will not be returned even if credit is denied If you have questions about the coverage of this warranty ple...

Page 20: ...tive Distributor Dealer Please insert contact details Customer Installation Record Form The following form should be completed by the installer for you to keep as a record of the installation in case of a warranty claim After reading the important notes at the bottom of the page please also sign this document Customer s Name Date of Installation Installation Address Product Name Serial Number s Co...

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