74 ANKLESS SERIES
TG-74PVN-1
19,000 - Indoor 100° to 4.3 7.4 8.5 3/4 3/4 25-3/8 14-7/8 11-1/8 4 55 .82 $223/$374
199,900 140° F
TG-74XN-1 19,000 - Outdoor 100° to 4.3 7.4 8.5 3/4 3/4 25-3/8 14-7/8 11-1/8 N/A 55 .82 $223/$374
199,900 140° F
TG-74DVN-1
19,000 - Indoor 100° to 4.3 7.4 8.5 3/4 3/4 25-3/8 14-7/8 11-1/8 4 by 4 55 .82 $223/$374
199,900
Direct Vent
140° F
2-PIPE
RHEEM ANKLESS WA ER HEA ERS FOR 3 BA HROOM HOMES
All models are available in Natural Gas and Pro ane (LP).
For Pro ane re lace 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. efer to heem price list or consult
factory for details.
• Consult factory for information on sizing the application.
Installation Vent Kits available se arately: 4" diameter for TG-74PV models.
Vent Termination Kits are required for Direct Vent models. Contact your distributor for details.
Temperature ise (°F)
Model Number 35°
45° 50° 60° 70° 77° 80° 90° 100°
RTG-74 Water Flow (G M) 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.
Pr per gas pressure must be ensured t supply tankless gas water heaters – up t 199,900 BTU f r
RTG-74 m dels. (C nsult y ur gas supplier)
Rheem Heating, Cooling & Water Heating
101 Bell Road • Montgomery, AL 36117-4305
1-866-720-2076 • www.rheemtankless.com
Rheem Canada Ltd./Ltée • Water Heater Division
128 Barton Street West, Hamilton, Ontario L8N 3P3
Rheem manufactures residential & commercial heating,
cooling & water heating products.
Printed in U.S.A. 07/08 WP Form No. 101-50-74
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.
In keeping with its policy of continuous progress and product improvement,
Rheem reserves the right to make changes without notice.
Water Heater Flow Rate Curves
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S ecifications
DESC IPTION FEATU ES OUGHING IN DIMENSIONS (SHOWN IN INCHES) ENE GY INFO.
GAS WATE FLOW ATE VENT SHIP. D.O.E. ANN.
MODEL INPUT TEMP. GPM @ 77° GPM @ 45° GPM @ 35° CONNECTION DIAMETE WEIGHT ENE GY OP. COST
NUMBE BTU/H . TYPE ANGE ISE MAX. ISE MAX. ISE MAX. WATE GAS HEIGHT WIDTH DEPTH (INCHES) (LBS.) FACTO NAT/LP
Energy Factor and Average Annual Operating Costs based on D.O.E.
(Department of Energy) test procedures. D.O.E. national average fuel rate
natural gas $1.218/therm; LP $1.87/gallon
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