Pipe Wrap Energy Kit; Installation Checklist - Rheem Marathon MR105/473185 Use & Care Manual

Non-metallic electric water heater, residential electric models 30-105 gallon capacity
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Figure 9 — Pipe Wrap Energy Kit
Limit Switch must be disconnected and replaced totally, or discon-
nected and joined with a new section of wire using a proper con-
nector. Be sure to follow all local and national codes and electric
utility requirements when making the connections.
Dual element water heaters are designed to allow only one element to heat
at a time. This method is called non-simultaneous operation and is neces-
sary to avoid overloading the wiring in the house per the National Electrical
Code. Off-Peak wiring methods must insure proper use of the high limit
control in at least one line to each element and the use of the non-simulta-
neous feature.
!
CAUTION
Tank MUST BE full of water before power is turned on. Heating ele-
ments WlLL BE DAMAGED if energized for even a short time while
tank is dry. The water heater's warranty does not cover damage or
failure resulting from operation with an empty or partially empty
tank. (Refer to the limited warranty for complete terms and condi-
tions.)
A. Water Heater Location
Close to area of heated water demand.
Indoors and protected from freezing temperatures.
Area free of flammable vapors.
Provisions made to protect area from water damage.
Sufficient room to service water heater.
B. Water Supply
Water heater completely filled with water.
Water heater and piping air vented.
Water connections tight and free of leaks.
Model No.
Installation

Pipe Wrap Energy Kit.

(Seal Tightly)
NOTE!
Do Not Cover or Block
This Opening on
Vacuum Valve
Installation Check List
Serial No.
8. PIPE WRAP ENERGY KIT — A pipe wrap energy saving kit consisting of
two lengths of foam insulation is included with this water heater. To realize
maximum energy savings, all exposed pipes should be insulated. However,
most of the energy losses occur close to the water heater. This kit is
designed to minimize this loss. Install one piece of insulation on the cold
water supply line and the other piece on the hot water line. (Refer to Figure
9). Install the pipe wrap as close to the water heater as the installation allows.
Make sure fittings are covered and the joint in the pipe wrap is sealed.
The water heater tank is insulated with 2
loss. More insulation is not needed. DO NOT install an insulating blanket.
!
CAUTION
If local codes require external application of insulation blanket kits
the manufacturer's instructions included with the kit must be care-
fully followed.
Application of any external insulation to this water heater will
require careful attention to the following:
Do not cover the temperature and pressure relief valve.
Do not cover jacket access panels to thermostats and heat-
ing elements.
Do not cover electrical junction box of water heater.
Do not cover operating or warning labels attached to the
water heater nor attempt to relocate them on exterior of insu-
lation blanket.
!
WARNING
The manufacturer's warranty does not cover any damage or defect
caused by installation, attachment or use of any type of energy
saving or other unapproved devices (other than those authorized
by the manufacturer) into, onto or in conjunction with the water
heater. The use of unauthorized energy saving devices may short-
en the life of the water heater and may endanger life and property.
The manufacturer disclaims any responsibility for such loss or
injury resulting from the use of such unauthorized devices.
C. Relief Valve
Temperature and Pressure Relief Valve properly
installed and discharge line run to open drain.
Discharge line protected from freezing.
D. Wiring
Power supply voltage agrees with water heater rating
plate.
Branch circuit wire and fusing or circuit breaker of prop-
er size.
Electrical connections tight and unit properly grounded.
Date of Installation
7
/
" of foam insulation to stop heat
1
2
Installed By:

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