Bosch Greentherm T9800 SE 160/199 User Manual

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!

Bosch Greentherm T9800 SE 160/199 Specifications

General

Type	Tankless
Fuel Type	Natural Gas or Propane
Maximum Flow Rate	9.8 GPM
Vent Type	Direct Vent
Dimensions	17.875 x 31.5 x 11.25 inches
Weight	85 lbs
Max. Input (BTU/hr)	199, 000 BTU/hr
Max. Water Flow Rate	9.8 GPM
Activation Flow Rate	0.5 GPM
Voltage	120V
Heat Exchanger Material	Stainless Steel
Energy Source	Natural Gas or Propane
Maximum Temperature	140°F
Thermal Efficiency	98%
Warranty	15-Year Limited on Heat Exchanger, 5-Year Limited on Parts
Temperature Range	85°F - 140°F

Summary

Key Symbols and Safety Instructions

Key to Symbols

Explains the meaning of various symbols used throughout the document.

Safety Precautions

Provides essential safety warnings and guidelines for installation and service.

Introduction

Water Heater Sizing and Specifications

Sizing Tankless Water Heaters

Guidance on calculating the correct size for tankless water heaters based on flow rate and temperature rise.

Tankless Water Heater Accessories

Lists available accessories for enhancing the functionality of tankless water heaters.

Tankless Water Heater Specifications

Detailed technical specifications for the Greentherm T9800 SE(C) 160/199 models.

Applications

Single T9800 Unit Installation

Illustrates a standard installation diagram for a single Greentherm T9800 unit.

Pump Sizing for Circulation

Methodology for sizing pumps for domestic hot water recirculation and tank loading systems.

Domestic Hot Water Circulation

Details on implementing recirculation systems for domestic hot water availability.

Tank Loading Applications

Guidance on using tanks with tankless heaters for high-demand applications.

Space Heating Application

Details on integrating the Greentherm unit with air handlers for space heating.