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Bosch Greentherm T9800 SEC 160/199 Applications Manual

Indoor residential and commercial tankless water heaters
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Greentherm T9800 SE(C) 160/199
INDOOR RESIDENTIAL AND COMMERCIAL TANKLESS WATER HEATERS
Applications Manual
WARNING:
Follow each appliance's instructions precisely.
Installation and service must be performed by a trained and certifi ed installer, service agency or
the gas supplier.
Application drawings in this manual are conceptual only and do not purport to address all design,
installation, code, or safety considerations.
The diagrams in this manual are for reference use by code offi cials, designers and licensed
installers. It is expected that installers have adequate knowledge of national and local codes, as
well as accepted industry practices, and are trained on equipment, procedures, and applications
involved. Drawings are not to scale.
Refer to the appliance and accessory installation manuals for additional detailed information!

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  Summary of Contents for Bosch Greentherm T9800 SEC 160/199

  • Page 1 WARNING: Follow each appliance's instructions precisely. Installation and service must be performed by a trained and certifi ed installer, service agency or the gas supplier. Application drawings in this manual are conceptual only and do not purport to address all design, installation, code, or safety considerations.
  • Page 2 2 | Greentherm T9800 SE(C) 160/199 Application Manual Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 3: Table Of Contents

    4.4.2 Single T9800 tank loading with recirculation installation 4.4.3 Two T9800 tank loading installation 4.4.4 Two T9800 tank loading with recirculation installation 4.5 Space heating 4.5.1 Single T9800 with Bosch air handler installation Bosch Thermotechnology Corp. | 06.2017 Data subject to change...
  • Page 4: Key To Symbols And Safety Instructions

    . Failure to do so could cause severe electrical This symbol indicates important information where shock resulting in personal injure or death. there is no risk to people or property. Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 5: Introduction

    Should you encounter an application that is not covered in this manual or have any questions regarding any of its content, we encourage you to contact your local sales representative or us directly at Bosch Thermotechnology Corp.
  • Page 6: Water Heater Sizing And Specifi Cations

    Application Manual 3 Water heater sizing and specifi cations This section describes the water heaters available from Bosch Thermotechnology Corp. and provides a general overview to the specifi cations of each particular model. More detailed information is contained in the installation manuals. Download manuals at www.bosch-climate.us.
  • Page 7: Tankless Water Heater Accessories

    Wired remote with wifi 7736504945 Wired remote without wifi 7736504946 Intelligent Cascading Kit 7709003962 Aquastat Connector 7736504584 LPG conversion kit for 199 model 7736504550 LPG conversion kit for 160 model 7736504551 Table 2 Bosch Thermotechnology Corp. | 06.2017 Data subject to change...
  • Page 8: Tankless Water Heater Specifi Cations

    ⁸ Refers to activation point. Deactivation point value is 0.35GPM (1.3 l/min). ³ When converted to LPG the minimum input is 17 000 BTU/hr (5 kW). 9 Protection against water drops. ⁴ With constant fl ow. Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 9: Applications

    DISCLAIMER: This drawing is conceptual in nature, not to scale and for reference only. Additional functional, installation, and safety devices may be needed or required. All work pertaining to the installation shall be in full compliance with all legal requirements, including national and local codes. Best installation practices should be followed. Bosch Thermotechnology Corp. | 06.2017 Data subject to change...
  • Page 10: Pump Sizing For Circulation

    DHW recirc loop pump must circulate enough gpm to account for normal loop heat loss and to ensure that the recirc pump eventually satisfies and turns off Pressure drop curve Figure 2 Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 11: Domestic Hot Water Circulation

    4.3 Domestic hot water circulation EXAMPLE: — Greentherm temperature setting: 120°F If the Bosch tankless water heater provides the heat source for — Pump turn ON temperature </= 118°F recirculated water , the heat exchanger warranty is decreased. Please —...
  • Page 12: Single T9800 With Domestic Hot Water Recirculation Installation

    DISCLAIMER: This drawing is conceptual in nature, not to scale and for reference only. Additional functional, installation, and safety devices may be needed or required. All work pertaining to the installation shall be in full compliance with all legal requirements, including national and local codes. Best installation practices should be followed. Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 13: Tank Loading

    Head Loss Loop Component  For tank temperature settings above 120°F, the Bosch commercial model 22.00 ft T 9800 SE 199 (See Fig.2) should be used. 1.00 ft 20 ft of ¾...
  • Page 14: Single T9800 Tank Loading Installation

    DISCLAIMER: This drawing is conceptual in nature, not to scale and for reference only. Additional functional, installation, and safety devices may be needed or required. All work pertaining to the installation shall be in full compliance with all legal requirements, including national and local codes. Best installation practices should be followed. Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 15: Single T9800 Tank Loading With Recirculation Installation

    DISCLAIMER: This drawing is conceptual in nature, not to scale and for reference only. Additional functional, installation, and safety devices may be needed or required. All work pertaining to the installation shall be in full compliance with all legal requirements, including national and local codes. Best installation practices should be followed. Bosch Thermotechnology Corp. | 06.2017 Data subject to change...
  • Page 16: Two T9800 Tank Loading Installation

    DISCLAIMER: This drawing is conceptual in nature, not to scale and for reference only. Additional functional, installation, and safety devices may be needed or required. All work pertaining to the installation shall be in full compliance with all legal requirements, including national and local codes. Best installation practices should be followed. Data subject to change 06.2017 | Bosch Thermotechnology Corp.
  • Page 17: Two T9800 Tank Loading With Recirculation Installation

    DISCLAIMER: This drawing is conceptual in nature, not to scale and for reference only. Additional functional, installation, and safety devices may be needed or required. All work pertaining to the installation shall be in full compliance with all legal requirements, including national and local codes. Best installation practices should be followed. Bosch Thermotechnology Corp. | 06.2017 Data subject to change...
  • Page 18: Space Heating

    1 8 | Greentherm T9800 SE(C) 160/199 Application Manual 4.5 Space heating 4.5.1 Single T9800 with Bosch air handler installation Local code requirements may require installation of a See table 9, page 19 thermostatic mixing valve in for pairing Bosch Air some installations.
  • Page 19 Table 9 * Capacity, SEER and EER ratings of the cased coiler models are based on the performance of the cased coil when paired with a Bosch IDS Condenser. Performance will vary if used with a third-party condenser Bosch Thermotechnology Corp. | 06.2017...
  • Page 20 United States and Canada Bosch Thermotechnology Corp. 50 Wentworth Avenue Londonderry, NH 03053 Tel: 866-642-3198 Fax: 603-965-7581 www.boschheatingandcooling.com BTC 748001301 A /06.2017...

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