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HTP SSC-20TC Use And Care Manual

Indirect fired water heaters
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Use and Care Manual
Installation
Start-Up
Maintenance
Parts
Warranty
For Residential and Commercial Use
SSC-20TC, SSC-32TC, SSC-40TC, SSC-50TC Models
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.
Improper installation, adjustment, alteration, service, or maintenance could void product warranty and cause property
damage, severe personal injury, or death.
California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer, birth
defects, or other reproductive harm.
HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors
in literature.
NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
272 Duchaine Blvd
Indirect Fired Water Heaters
WARNING
!
NOTICE
New Bedford, MA 02745
Superstor
Contender
www.htproducts.com
lp-770 Rev. 000 Rel. 000 Date 6.21.21

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Summary of Contents for HTP SSC-20TC

  • Page 1 California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. NOTICE HTP reserves the right to make product changes or updates without notice and will not be held liable for typographical errors in literature. NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
  • Page 2 The following defined terms are used throughout this manual to From the Uniform Plumbing Code 2000 - Section 510 - bring attention to the presence of hazards of various risk levels or to Protection From Damage important product information. 1. All water heaters installed in areas where they may be subjected to mechanical damage shall be suitably guarded against such damage by being installed behind adequate barriers or by being DANGER indicates an imminently hazardous situation which, if not...

  • Page 3: Table Of Contents

    Table of Contents A. Operation and Installation Warnings Part 1 - General Safety Information To avoid serious injury or death, read, understand, and follow all of the A. Operation and Installation Warnings precautions listed here. B. When Servicing the Water Heating System C.

  • Page 4: When Servicing The Water Heating System

    DO NOT alter or modify the water heater or water heater controls. Chloride 100 mg/l or PPM Altering any HTP water heater with parts not manufactured by HTP WILL INSTANTLY VOID the water heater warranty and could result in Copper 1 mg/l or PPM property damage, personal injury, or death.

  • Page 5: Part 2 - Prepare The Water Heater

    protect against Part 2 - Prepare the Water Heater injury, install a mixing Remove all sides of the shipping crate to allow the heater to be moved valve water into its installation location. system. This valve will reduce point of use discharge temperatures UNCRATING THE WATER HEATER - Any claims for damage or by mixing cold and hot...

  • Page 6: Clearances For Service Access

    This water heater is certified for indoor use only. DO NOT INSTALL OUTDOORS. Outdoor installations ARE NOT covered by warranty. All water heaters eventually leak. Locate the water heater Choose a location for the water heater as centralized to the piping where any leakage from the relief valve, related piping, tank, or system as possible.

  • Page 7: Product Selection - Performance And Sizing Guidelines

    C. Product Selection - Performance and Sizing Guidelines The following guidelines apply to residential systems only. For commercial or institutional installations contact the factory directly for assistance. Determine the quanity of domestic hot water required. Factors to consider: a. Estimate typical peak hour demand. Determine the general time of day (morning, noon, evening) when the most hot water is used. Use chart below to determine potential maximum usage.

  • Page 8: Technical Specifications

    T&P Relief Valve Hot Water Outlet Cold Water Inlet Boiler Supply Boiler Return Anode 1/2” NPT Sensor Connection Drain Top of Tank Figure 2 - Connection Diagrams Model SSC-20TC SSC-32TC SSC-40TC SSC-50TC 22” 28.7” 37” 45.3” 54” 27” 35.3” 43.6” 52.25”...
  • Page 9 Continuous Draw Ratings Based Upon Boiler’s Ability to Maintain 180 Model 20 Gallon Circulator Flow GPM DHW Temperature 45,000 60,000 75,000 Boiler Heating Capacity in BTU/ 95,000 Hr Output 115,000 140,000 165,000 Table 6 - 20 Gallon Model Performance Data Continuous Draw Ratings Based Upon Boiler’s Ability to Maintain 180 Model 32 Gallon...

  • Page 10: Part 3 - Piping

    Part 3 - Piping Plumbing of this appliance should only be done by a qualified, licensed E. Boiler Connections plumber in accordance with all local plumbing codes. The water heater heat exchanger cannot be used with non-barrier Failure to follow the instructions in this section WILL VOID the radiant pipe systems.

  • Page 11: Domestic Piping Inlet

    G. Domestic Piping Inlet RE-INSPECTION OF T&P RELIEF VALVES: T&P valves should be inspected AT LEAST ONCE EVERY THREE YEARS, and replaced if Dielectric fittings must be used on water connections. necessary, by a licensed plumbing contractor or qualified service technician to ensure that the product has not been affected Exercise caution when soldering water heater connections, as by corrosive water conditions and to ensure that the valve and...

  • Page 12: Applications

    I. Applications Legend A Ball Valve—Typical B Dielectric Union—Suggested C Temperature & Pressure Relief Valve D Heat Trap Loop—Suggested E Thermosta c Mixing Valve –Suggested F High Temperature Outlet G Mixed Temperature Outlet H Expansion Tank in Cold Water Supply Note: For drawing clarity, addi onal isola on valves and other accessories have been omi ed.

  • Page 13: Part 4 - Heater Control And Wiring

    Part 4 - Heater Control and Wiring A. Control Install control element into the control well and tighten into place with screws on the control body. Thermal conductive paste is recommended. Once the control is operational, it is important to make sure the control is maintaining the desired operating temperature. B.
  • Page 14 Figure 8 - Zoning with Circulators - R8182D and R845A Relay Figure 9 - Zoning with Circulators Using L8124 E-F, and R845A Relay Figure 10 - Using L8148A or L8152A Cold Start Boiler Control with Circulators lp-770 Rev. 000 Rel. 000 Date 6.21.21...

  • Page 15: Part 5 - Start-Up And Operation

    Figure 11 - Using L8148A or L8152A Cold Start Boiler Control with Zone Valves Part 5 - Start-Up and Operation 1. Fill the water heater by opening the cold water shut-off valve. Purge air from the system by opening a hot water outlet at a fixture in a kitchen or bathroom.

  • Page 16: Part 6 - Maintenance And Troubleshooting

    Part 6 - Maintenance and Troubleshooting Periodic maintenance should be performed by a qualified service technician to ensure all equipment is operating safely and efficiently. The owner should make necessary arrangements with a qualified heating contractor for periodic maintenance of the heater. Installer must also inform the owner that the lack of proper water heater care and maintenance may result in hazardous conditions.
  • Page 17 Troubleshooting No Hot Water Not Enough Hot Water Problem Possible Solution Problem Possible Solution Zone valve not opening Open manually to replace Zone valve restriction 1” full bore replace zone valve Circulator not operating Check or replace Circulator arrow reversed Reverse circulator Tank control set too low Raise tank temperature*...
  • Page 18 COVERAGE codes and regulations. A. HTP warrants that it will repair or replace, at its option, any defective 4. The workmanship of any installer. The manufacturer disclaims and does or malfunctioning component of the water heater found to have failed not assume any liability of any nature caused by improper installation, within the above-stated warranty periods.

  • Page 19: Limited Warranty

    During the claims process a product that must be replaced will be given a 18. Failures (leaks) caused by operating the water heater in a corrosive or designation of either a) field scrap, or b) return to HTP. If the product must contaminated atmosphere.

  • Page 20: Customer Installation Record Form

    Customer Installation Record Form The following form should be completed by the qualified installer / service technician 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...

This manual is also suitable for:

Ssc-32tcSsc-40tcSsc-50tc

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