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Kenmore 505 User Manual

Page 17

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Figure 6: Optional Piping for Circulation Systems

NOTE:

Applications, using this piping
arrangement reduces the
warranty to the following:

3 years on heat exchanger

3 year on parts

Full warranty will be maintained if an
on-demand recirculation system in
incorporated. Refer to the Limited

Warranty.

For this application:

Pump should be controlled by an Aquastat,

Timer or Combination Aquastat and Timer.

Pump to be sized to maintain circulation
loop temperature.

A minimum of 3 GPM flow is recommended
for the circulation system.

The pump should be sized to overcome the

pressure loss through the water heater,

supply and return plumbing.

Pump to be of bronze or stainless construe

tion.

Note:

I °o n o° I

o

o

N

r

s

Water Heater

-

\

o

o

/

Equipment List

QTY

Water Heaters

1

Plumbing Installation 1
Kit (Optional)
(3/4" Fittings Include:

2 Unions, 2 Ball Valves,
2 Drain Valves and

1 Pressure Relief Valve.)

3/4" Gas Connection

Water heater outlet temperature

cannot be adjusted when
circulation pump is running.

Minimum 3/4" Hot Water

Supply Line

Minimum 3/4“ Cold Wbter Supply Une

(Optional)
2-6 Gallon

Storage Tank

(To eliminate cold water
sandwich effect caused by
frequent On/Off operation)

Building Fixture Outlets

rm

Expansion Tank

KEY

3/4" Ball Valve

s

Pressure Regulator

3/4" Union

m

Circulating Pump

Check Valve

fgj

Boiler Drain Valve

Pressure Relief Valve

[ft

Solenoid Valve

This is not an engineered drawing. It is intended only as a guide and not
as a replacement for professionally engineered project drawings. This
drawing is not intended to describe a complete system. It is up to the
contractor/engineer to determine the necessary components and
configuration of the particular system being installed. This drawing does
not imply compliance with local building code requirements. It is the

responsibility of the contractor/engineer to ensure installation is in
accordance with all local building codes. Confer with local building
officials before installation.

305 & 505 Indoor Manual

17