A.O. Smith THR-160 Installation Instructions And Use & Care Manual page 16

Residential gas tankless water heater
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GETTING STARTED
Item
Descrip on
Neutralizer Assembly neutralizes the condensate (acidic water) that forms
in the secondary heat exchanger of the water heater. It connects to the
Neutralizer
condensate drain port of the water heater by using connectors included
Assembly Kit
with the neutralizer kit.
• P/N 100112159
Outdoor Vent Cap
Outdoor Installa on Kit containing the outdoor vent cap and User Interface
Kit
• P/N 100369060
Crossover valve for recircula on systems without a dedicated return line.
The kit includes a lead free Stainless/Brass Crossover Valve, Brass Tee and
Crossover Valve Kit
2 . Flex Hose.
• P/N 100327167
Isola on Valve supports rou ne maintenance and allows for draining
Isola on Valve
and fl ushing the heater; whereas, the Pressure Relief Valve, as the name
Kit with Pressure
implies, serves to limit internal pressure in the system.
Relief Valve
• P/N 100112156
16 • Residen al Gas Water Heater Use and Care Guide

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This manual is also suitable for:

Thr-180Thr-199

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