Rheem RS80-42BP, RS47-21BP installation instructions Typical Installation, Type of Installation

Installing the water heater.

A new combination temperature and pressure relief valve, complying with the Standard for Relief Valves and Automatic Gas Shut-Off Devices for Hot Water Supply Systems, ANSI Z21.22, is supplied and must be installed in the opening provided and marked for the purpose on the water heater. No valve of any type should be installed between the relief valve and the tank. Local codes shall govern the installation of relief valves.

Typical Installation

! WARNING:

Burns from

CollectorFluid or

Downpipe and Hot

Storage Tank

Collectors

Pipe - Coverthe

solarcollectors with

an opaque (no light

can penetrate)

material and allow

plumbing and fluid

to cool before

attempting any

maintenance.

T&P Valve

Jacket Relief Valve

Tee

Adapter

Collector Down Pipe

Collector

Cold Water Hot Pipe

Tempering Expansion

Valve Valve

!WARNING: Heat trace will not protect against pipe freezing in the event of power loss.

NOTICE: The closed loop piping between the storage tank and solar collectors does not require insulation and is rated up to 30°F.

Type of Installation

Choose the installation type from the following;

1.As a replacement for an existing water heater (Preferred).

2.As the stand alone source of hot water for new construction or locations without a previous water heater.

3.As a pre-heater to an existing water heater.

NOTICE: Using the system as a pre heater to an electric water heater is less efficient than a stand alone

system. (Not Recommended). Do not perform this installation unless specifically requested by the customer.

All plumbing installation must conform to local codes.

All piping must be adequately supported; supports must conform to local codes.

All piping must be sloped to a drain.

Plumbing must be installed so that the performance of any fire rated assembly is not reduced.

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