Marathon™…Shaping The Future
Available in 40, 50, 85 and 105 Gallon Electric Models
Lifetime Limited Tank Warranty* 6-Year Limited Parts Warranty*
•Seamless, blow-molded, polybutene tank – impervious to rust and corrosion
•Multiple layers of filament wound fiberglass give the tank unmatched strength
•Polyurethane insulation helps reduce energy consumption
•Pipe wrap energy saving kit included to achieve maximum energy savings
•Recessed drain valve is out of the way of brooms and scrubbers
•Tough molded polyethylene outer shell resists dents and scratches
•Bowl shaped bottom allows complete sediment draining
•High temperature polysulfone dip tube
•Thermally fused upper element provides protection against “dry-firing” – titanium lower element for superior resistance to lime build-up
•Factory installed conduit between element control boxes
•All plastic tank eliminates the need for an anode rod
•Factory installed temperature and pressure relief valve
•Factory installed vacuum relief valve
*See Residential Warranty Certificate for complete warranty information.
Energy Factor and Average Annual |
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Operating Costs based on D.O.E. |
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(Department of Energy) test |
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procedures. D.O.E. national average |
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fuel rate electricity 10.65¢/KWH. |
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DESCRIPTION |
FEATURES |
ROUGHING IN DIMENSIONS (SHOWN IN INCHES) |
ENERGY INFORMATION |
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T |
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RECOVERY |
TANK |
HEIGHT TO |
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APPROX. |
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AVERAGE |
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Y |
GAL. |
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FIRST HOUR |
IN G.P.H. |
HEIGHT |
WATER CONN. |
DIAMETER |
SHIP WT. |
ENERGY |
ANNUAL |
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P |
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CAP. |
MODEL NUMBER † |
RATING G.P.H. |
@ 90° RISE |
A |
B |
C |
(LBS.) |
FACTOR |
OPER. COST |
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E |
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T |
40 |
MR40245 |
52 |
20 |
61-1/2 |
65-1/2 |
21-3/4 |
90 |
0.94 |
$497 |
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50 |
MR50245 |
61 |
20 |
62-3/4 |
66-3/4 |
23-1/2 |
100 |
0.94 |
$497 |
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A |
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L |
85 |
MR85245 |
91 |
20 |
66-1/4 |
70-1/4 |
28-1/4 |
134 |
0.92 |
$508 |
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L |
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105 |
MR105245 |
104 |
20 |
66-3/4 |
70-3/4 |
30-1/4 |
152 |
0.91 |
$514 |
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SHORT |
50 |
MSR50245 |
54 |
20 |
43-1/4 |
47-1/4 |
28-1/4 |
95 |
0.90 |
$520 |
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†Canadian models have different model numbers than U.S. models. Add a “C” before the model number (e.g., CMR85245) when ordering.
•Water heaters furnished with standard 240 volt AC, single phase non-simultaneous wiring, and 4500 watt upper and lower heating elements.
•3000 and 3800 watt elements available. If heating elements of different wattages than those shown are demanded, they must be specifically requested.
•For height to top of T&P and heat traps add 3-1/2" to the height to water connection.
• Maximum test pressure: 300 PSI |
3/4" NPT |
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• Maximum working pressure: 150 PSI |
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Recovery = wattage/2.42 x temp. rise °F. |
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4500W |
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Example: |
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= 21 GPH |
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2.42 x 90° |
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These units are designed to meet or exceed ANSI (American National Standards Institute) requirements and have been tested according to D.O.E. test procedures and meet or exceed the energy efficiency requirements of NAECA, ASHRAE standard 90, ICC Code and all state energy efficiency performance criteria for energy consuming appliances.
Before purchasing this appliance, read important energy cost and efficiency information available from your supplier.
Your Marathon is warranted not to leak for as long as you own your home*…
The Marathon offers this no-leak promise because of its superior,
non-metallic PermaGuard tank construction…A seamless blow molded polybutene inner tank with
a filament wound fiberglass outer tank for maximum strength. Superior performance, high-efficiency and low operating cost…for a lifetime*!
*See Residential Warranty Information Certificate at your dealer for complete warranty information.
5-3/4"
C
A B
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Water Heating • 101 Bell Road, Montgomery, Alabama 36117-4305 • www.rheem.com
Rheem Canada Ltd./Ltée • 125 Edgeware Road, Unit 1 • Brampton, Ontario L6Y 0P5
PRINTED IN U . S . A |
05/10 WP |
FORM NO . 101 - 42 Rev. 15 |
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