74 TANKLESS SERIES
Specifications
| DESCRIPTION |
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| FEATURES | ROUGHING IN DIMENSIONS (SHOWN IN INCHES) |
| ENERGY INFO. | |||
| GAS |
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| WATER FLOW RATE | CONNECTION |
| VENT | SHIP. |
| D.O.E. ANN. |
MODEL | INPUT |
| TEMP. | GPM @ 77° GPM @ 45° GPM @ 35° |
| DIAMETER | WEIGHT | ENERGY | OP. COST | |
NUMBER | BTU/HR. | TYPE | RANGE | RISE MAX. RISE MAX. RISE MAX. | WATER GAS | HEIGHT WIDTH | DEPTH (INCHES) | (LBS.) | FACTOR | NAT/LP |
RHEEM TANKLESS WATER HEATERS FOR 3 BATHROOM HOMES
19,000 - | Indoor | 100° to | 4.3 | 7.4 | 8.5 | 3/4 | 3/4 | 4 | 55 | .82 | $223/$374 | |||||
199,900 | 140° F | |||||||||||||||
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19,000 - | Outdoor | 100° to | 4.3 | 7.4 | 8.5 | 3/4 | 3/4 | N/A | 55 | .82 | $223/$374 | |||||
| 199,900 |
| 140° F |
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19,000 - | Indoor | 100° to | 4.3 | 7.4 | 8.5 | 3/4 | 3/4 | 4 by 4 | 55 | .82 | $223/$374 | |||||
199,900 | Direct Vent | 140° F | ||||||||||||||
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All models are available in Natural Gas and Propane (LP).
For Propane replace the N with P when ordering.
•Factory set maximum temperature is 120° F.See Use and Care Manual for setting.
•For installations above 3,280 feet, a high altitude chip is required. Refer to Rheem price list or consult factory for details.
•Consult factory for information on sizing the application.
Installation Vent Kits available separately: 4" diameter for
Vent Termination Kits are required for Direct Vent models. Contact your distributor for details.
Proper gas pressure must be ensured to supply tankless gas water heaters – up to 199,900 BTU for
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| Temperature Rise (°F) |
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Model Number | 35° | 45° | 50° | 60° | 70° | 77° | 80° | 90° | 100° |
8.5 | 7.4 | 6.6 | 5.5 | 4.7 | 4.3 | 4.1 | 3.7 | 3.3 | |
Above estimates are for sizing purposes only.
Water Heater Flow Rate Curves
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| 8 |
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| 74 Max Flow |
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| 7 |
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| 6 |
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GPM | 5 |
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4 |
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| 3 |
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| 2 |
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| 1 |
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| 0 |
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| 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 70 | 80 | 90 | 100 |
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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
Before purchasing this appliance, read important energy cost and efficiency information available from your supplier.
In keeping with its policy of continuous progress and product improvement, Rheem reserves the right to make changes without notice.
Rheem Heating, Cooling & Water Heating
101 Bell Road • Montgomery, AL
Rheem Canada Ltd./Ltée • Water Heater Division
128 Barton Street West, Hamilton, Ontario L8N 3P3
Rheem manufactures residential & commercial heating, cooling & water heating products.
Energy Factor and Average Annual Operating Costs based on D.O.E. (Department of Energy) test procedures. D.O.E. national averagefuel rate natural gas $1.218/therm; LP $1.87/gallon.
®
Printed in U.S.A. | 07/08 WP | Form No. |
