Lochinvar TISUN SCH-I-O Installation & Operation Manual
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Lochinvar TISUN SCH-I-O Installation & Operation Manual

Lochinvar TISUN SCH-I-O Installation & Operation Manual

Sch collectors
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SCH-I-O Rev A
Installation & Operation
Manual
SCH Collectors
WARNING:
This manual must only be used by a qualified heating
installer/service technician.
Read all instructions
before installing. Perform steps in the order given.
Failure to comply could result in severe personal
injury, death, or substantial property damage.

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Summary of Contents for Lochinvar TISUN SCH-I-O

  • Page 1 SCH-I-O Rev A Installation & Operation Manual SCH Collectors WARNING: This manual must only be used by a qualified heating installer/service technician. Read all instructions before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substantial property damage.

  • Page 2: Table Of Contents

    HAZARD DEFINITIONS ......2 1. INTRODUCTION ......3-6 Technical Data .

  • Page 3: Introduction

    Introduction The SCH collector is suitable for parallel installations and inclined installations on pitched and flat roofs as well as freestanding on the ground. It is available as a single-piece large collector in sizes ranging from 65 to 130 ft .86"...

  • Page 4: How It Works

    Introduction How it works... Housing Powder coated (RAL7016)aluminum frame structure with PU rigid foam and an aluminum rear wall. Cover Prismatic solar safety glass, .15" thick, for maximum light transmission. Insulation .76" heat resistant, special PU rigid foam and 1.57" mineral wool with high pressure resistance, emission free, non- flammable.
  • Page 5 • The number of mounting brackets specified by the Lochinvar/TiSun manuals and parts sheets is based on an average collector load bearing per square foot. permissible collector loading per...

  • Page 6: Components

    (because of the possibility of breaking). • Any conversion or modification of the Lochinvar/TiSun expressly approved in writing by the manufacturer shall void the warranty. • No liability can be accepted for damage resulting from failure to observe the installation instructions.

  • Page 7: Location

    Location Array options For series and parallel connection of multiple collectors, it is advisable to calculate the pressure drop over the entire system with the aid of the enclosed documents and to install an appropriate pump if necessary. The maximum collector area per collector array connected in series is 260 ft .

  • Page 8: Installation Positions

    Location Installation positions Figure 2-3 SCH Parallel Installations Figure 2-5 SCH Freestanding Installations For best performance, it is recommended NOTICE that the collectors face true south. It is not recommended for the collector NOTICE field to deviate any further than 45° from true south.

  • Page 9: Handling And Storing

    Location (continued) Handling and storing • Installation of LOCHINVAR/TiSun WARNING SCH collectors is only allowed for professional staff. • Local instructions, laws and standards are to be kept. • Collectors are to be located so falling of snow and ice does not endanger any person or property.

  • Page 10: Roof Attachment Installation Roof Attachment Types

    30 degrees. Stainless steel attachment for parallel and inclined installations on jointed tin, galvanized, or copper roofs. Additional securing cables (Lochinvar Part # SRM20012) are required for inclined installations. Galvanized steel attachment for parallel, inclined and freestanding installations on asphalt or elastomer roofs.

  • Page 11: Roof Attachment Quantities For Sch Collectors

    Roof Attachment Installation Roof attachment quantities for SCH collectors snow loading Table 3B Parallel Installations SRM: 20001, 20003, 20004, 20006, 20007, 20013, 20014, 20015 area load up to 32 lb/sq-ft SCH065 SCH090 SCH110 SCH130 Table 3C Inclined (20°, 40°, and 60°) Installations SRM: 20001, 20003, 20004, 20007, 20008, 20009, 20010, 20013, 20014, 20015 area load up to 32 lb/...

  • Page 12: Roof Attachment Spacing Distance

    Roof Attachment Installation Figure 3-1 Spacing Distance a = 2 - 10 in. Spacing Distance Equally space the center roof attachments starting in the middle, the two (2) end attachments will be spaced according to the inner measurement (start in the middle and work outwards).

  • Page 13: Installation Of Roof Attachment Types

    Roof Attachment Installation Installation of roof attachment types The solar thermal collectors are capable of being mounted to several different types of roofing with a wide variety of mounting hardware available from Lochinvar. Double hanger bolt for universal fastening #SRM20001...
  • Page 14 Roof Attachment Installation Figure 3-4A Install Double Hanger Bolt Components HEX NUT W/FLANGE HANGER BOLT PLATE HEX NUT W/FLANGE WASHER (M12) HANGER BOLT SEAL HANGER BOLT min. 4” Figure 3-4B Compress Washer and Hanger Bolt Seal DOUBLE HANGER BOLT PLATE HEX NUT FLANGE UP WASHER...
  • Page 15 Roof Attachment Installation Rafter anchor for roof tiles #SRM20003 & #SRM20004 The rafter anchor is used for parallel and inclined mounting on tiled roofs with a roof pitch of at least 15° and an area loading greater than 6 lb/ft .
  • Page 16 Roof Attachment Installation Figure 3-8 Install Rafter Anchor COLLECTOR SUBSTRUCTURE HEX BOLT RAFTER ANCHOR Figure 3-9 Grind Tile (if necessary) 11. Slide the square disk onto the hex bolt (see FIG. 3-8). 12. Install the hex bolt with square disk attached into the opening of the rafter anchor as shown in FIG.
  • Page 17 Roof Attachment Installation Install flat tile hook Determine roof type. Inspect the structural integrity of the roof and the durability of the roof materials. Determine the number of collectors needed for the installation and the number of required roof attachments from Table 3B or 3C on page 11.
  • Page 18 Roof Attachment Installation Joint clamp #SRM20006 The joint clamp is only used for parallel and inclined mounting on folded-seam tin roofs with galvanized or coated sheet steel, or copper, reference the Universal Cable Securing Kit on page 19. • recommended CAUTION titanium-zinc danger...
  • Page 19 Roof Attachment Installation Universal cable securing kit #SRM20012 For securing inclined collectors on tin joint roofs comprising a guy cable, turnbuckle and hardware for collector frames and joint clamp for guy cable tensioning. Material: stainless- steel. Joint clamp for cable set is required for mounting the guy cable set on joint tin roofs with galvanized or coated sheet steel or sheet copper (one in each guy cable set).
  • Page 20 Roof Attachment Installation Choose a cable orientation to ensure proper degree of angle (see FIG. 3-18). Install the steel cable on the A-frame bracket using the pin and pin clip provided in the kit (see FIG. 3-19). Figure 3-18 Cable Orientations Figure 3-19 Install Steel Cable on A-frame INSERT PIN USE PIN CLIP TO SECURE...
  • Page 21 Roof Attachment Installation Install flange plate shingle (standard) Determine roof type. Inspect the structural integrity of the roof and the durability of the roof materials. Determine the number of collectors needed for the installation and the number of required roof attachments from Table 3B or 3C on page 11.
  • Page 22 Roof Attachment Installation Flange plate shingle (raised) #SRM20008 The raised flange shingle plate is used for inclined installations on asphalt and elastomer roofs; also suitable for flat roofs. • The plates must be screwed into a CAUTION member capable of bearing the required static load (generally rafters or concrete).
  • Page 23 Roof Attachment Installation Figure 3-27 Drill Holes and Attach Flange Plate COLLECTOR SUBSTRUCTURE HEX BOLT SQUARE DISK USE THE SMALLER SCREWS IN THE PERIMETER OF THE FLANGE PLATE PRE-DRILL FOUR (4) 6 MM HOLES - USE THE LARGER SCREWS TO SECURE THE FLANGE PLATE Figure 3-28 Cover Flange Plate with Roofing Material COVER FLANGE PLATE WITH...
  • Page 24 Roof Attachment Installation Install metal roof attachment Determine roof type. Inspect the structural integrity of the roof and the durability of the roof materials. Determine the number of collectors needed for the installation and the number of required roof attachments from Table 3B or 3C on page 11.
  • Page 25 Roof Attachment Installation Wave roof attachment #SRM20014 & #SRM20015 The wave roof attachment is for parallel and inclined mounting on corrugated cement roofs. attachment is screwed to the load-bearing wooden frame using mounting screws and then sealed with caulk. The horizontal bars are then screwed to the angle bracket that has been bolted to the wave roof attachment.
  • Page 26 Roof Attachment Installation Figure 3-36 Attach Wave Roof Attachment Assembly and Hex Bolt HEX BOLT SQUARE DISK ATTACH WAVE ROOF ATTACHMENT ASSEMBLY (WASHER, ANGLE BRACKET AND SCREW) TO THE ROOF Slide the square disk onto the hex bolt (see FIG. 3-36). Install the hex bolt with square disk attached into the opening of the wave roof attachment as shown in FIG.
  • Page 27 Roof Attachment Installation Figure 3-38 Pre-Drill 10 mm Hole & Attach to Concrete USE THE WASHER AND NUT TO SECURE THE ANCHOR BOLT TO THE CONCRETE 22 ft./lbs. Place the second nut and washer on the anchor bolt at the desired height (if using the anchor bolt with adjustments).

  • Page 28: Collection Installation

    SCH Collectors Installation & Operation Manual Installation & Operation Manual Collector Installation Horizontal bar lengths Figure 4-1A Horizontal Bar Lengths 6’7” SCH065 = 9’10” SCH090 = 13’2” SCH110 = 16’4” SCH130 = 19’7” Figure 4-1B Spacing Information for Location of A-frames for Inclined Installations...

  • Page 29: Sch Parallel Mounting Instructions

    Collector Installation SCH parallel mounting instructions Install roof attachments (see the Roof Attachment Section on pages 13 - 27 of this manual). Install the horizontal bar(s) (FIG.'s 4-2A and 4-2B) using the square disk, hex bolt, and washers provided in the kit. Figure 4-2A Install Horizontal Bars ENDS OF HORIZONTAL BARS MUST BE PARALLEL TO ENSURE...

  • Page 30: Collector Installation

    Collector Installation Figure 4-6 Secure Collector HEX BOLT SQUARE DISK Position the collector on the horizontal bars so that the collector overhangs approximately (FIG. 4-7). Figure 4-7 Position Collector on Horizontal Bars Connect the horizontal end brace to the collector using the square disk, hex bolt, washer and nut on each side of the collector (FIG.
  • Page 31 Collector Installation The Mechanical Connection Kit is an NOTICE optional kit available through the manufacturer. 13. Remove the collector railing and install the Mechanical Connection Kit (FIG.’s 4-13 and 4-14). Note: Be sure to bend the tabs down on the Mechanical Connection Kit. Figure 4-13 Remove Collector Railing REMOVE COLLECTOR RAILING Figure 4-14 Install Mechanical Connection Kit...

  • Page 32: Sch Inclined / Non-South Facing Mounting Instructions

    Collector Installation SCH inclined / non-south facing roof mounting instructions Install roof attachment (see the Roof Attachment Section on pages 12 - 26 of this manual). Install the horizontal bar(s) (FIG. 4-20) using the square disk, hex bolt, and washers provided in the kit (reference the Roof Attachment Spacing Section on page 11 of this manual).
  • Page 33 Collector Installation Ensure lifting rings are installed and spaced properly per FIG. 4-25. Figure 4-25 Lifting Rings < 30° < 30° 6.5 ft. 6.5 ft. < 30° 6.5 ft. 10. Position the collector onto the substructure (FIG. 4-26). Only loosen the crane connection when WARNING the collectors are completely fixed to the substructure.
  • Page 34 Collector Installation 17. Remove the collector railing and install the Mechanical Connection Kit (FIG.’s 4-30 and 4-31). Note: Be sure to bend the tabs down on the Mechanical Connection Kit. Figure 4-30 Remove Collector Railing REMOVE COLLECTOR RAILING Figure 4-31 Install Mechanical Connection Kit BEND TABS DOWN 18.

  • Page 35: Sch Frame Dimensions

    Collector Installation SCH A-frame dimensions Table 4A Inclined and Non-South Facing Installations  20° 6 ft. 7 in. 24 in. 40° 6 ft. 7 in. 47 in. 60° 6 ft. 7 in. 69 in. SCH Collectors Installation & Operation Manual SCH Collectors Installation &...

  • Page 36: Sch Mounting Hardware + Hydraulic Connection Kits

    Collector Installation Table 4B SCH Mounting Hardware + Hydraulic Connection Kits Part-number Description Parallel installation: SCA20001 Horizontal aluminum bar 10 ft SCA20002 Horizontal aluminum bar 13 ft SCA20003 Horizontal aluminum bar 16 ft SCA20004 Horizontal aluminum bar 20 ft SSK20004 End bracing kit SSK20005 Z-hook kit...

  • Page 37: Hydraulic Connections

    Hydraulic Connections Hydraulic connection kits The hydraulic connection kits are used to connect the collector to the main pipework. The hydraulic connections kits consist of two (2) flexible corrugated stainless steel pipe with insulation, sensor well, plug and support sleeves. Hydraulic expansion kits The hydraulic expansion kits are hydraulic connections between collectors in one array.
  • Page 38 Hydraulic Connections Figure 5-3 Expansion Kits - Side by Side, Parallel CONNECTION EXPANSION SET, SIDE BY SIDE, PARALLEL Description Set for hydraulic connection of two (2) collectors side by side. The set consists of two (2) pieces of corrugated stainless-steel pipe with one compression ring at each end and insulation.

  • Page 39: Pressure Drop Chart

    RECOMMENDED FLOW (GPM) SCH065 SCH090 SCH110 SCH130 The above chart references recommended flow per collector. Lochinvar recommends .01 GPM per square NOTICE foot of collector area in each array. SCH Collectors Installation & Operation Manual (continued) PRESSURE DROP (FT OF HD) 0.656...

  • Page 40: System Startup

    3. The freeze protection set points may be lowered when freeze protection fluid is used (see the Lochinvar Solar Differential Control Manual). Glycol Aqueous solutions of Dowfrost HD fluid are designed to...

  • Page 41: Clamp Ring Screw Connections

    System Start-up ■ Close the fill/flush valve (forward flow) and switch off the filling and flushing pump. ■ Open return ball valve (by turning the blue thermometer handle 90° counter-clockwise until it stops). ■ The solar system features an air separator. Open the bleeder valve until the solar liquid exits free of air bubbles.

  • Page 42: Maintenance

    Failure to follow directions in the manual and component literature could result in severe personal injury, death or substantial property damage. The solar heating system should be WARNING inspected annually only by a qualified service technician. maintenance and care of the solar...

  • Page 43: Solar Circuit

    Maintenance (continued) Typical properties of Aqueous Solutions+ (Glycol percentage by volume) Physical Temp. Property °F Thermal Conductivity Btu/(hr•ft )(°F/ft) Specific Heat, Btu/(lb•°F) Viscosity, Centipoise Density, (lb/ft Solar circuit Verify all system components are correctly installed and operational. Check for leaks - inspect all water lines for signs of leakage and correct any problems found.

  • Page 44: Revision Notes

    Revision Notes: Revision A (ECO #C06510) initial release. SCH-I-O Rev A 9/10...

This manual is also suitable for:

Tisun sch065Tisun sch090Tisun sch110Tisun sch130

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