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66 TANKLESS SERIES
RTG-66DVN
11,000-
Indoor
85° to
4.0 6.6 8.4 3/4 3/4 25-5/8 13-7/8 9-7/8
3 by 5
54 .82
$223/$374
180,000
D
irectVent
140° F
C
ONCENTRIC
R
HEEM TANKLESS WATER HEATERS FOR 2-3 BATHROOM HOMES
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.
• Consult factory for information on sizing the application.
VentTermination Kits are required for DirectVent models.Contact your distributor for details.
Temperature Rise (°F)
Model Number 35°
45° 50° 60° 70° 77° 80° 90° 100°
RTG-66 Water Flow (GPM) 8.4 6.6 5.9 4.9 4.2 4.0 3.6 3.3 2.9
A
bove estimates are for sizing purposes only.
P
ropergas pressure must be ensuredto supplytankless gas waterheaters – up to 180,000 BTU
for RTG-66 models.(Consult yourgas 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. 101-50-66
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 polic y ofc ontinuous progress andproduct improvement,
Rheem reserves the right to make c hanges without notice.
Water Heater Flow Rate Curves
0
1
2
3
4
5
6
7
8
9
10 15 20 25 30 35 40 45 50 55 60 70 80 90 100 120 140
Delta-T
GPM
Max Flow
Specifications
D
ESCRIPTION FEATURES ROUGHING IN DIMENSIONS (SHOWN IN INCHES) ENERGY INFO.
GAS WATER FLOW RATE VENT SHIP. D.O.E. ANN.
M
ODEL INPUT TEMP.
G
PM @ 77° GPM @ 45° GPM @ 35°
C
ONNECTION 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
E
nergy Factor andAverage AnnualOperatingCosts based on D.O.E.
(
Departmentof Energy) testprocedures.D.O.E.nationalaverage fuelrate
n
aturalgas $1.218/therm;LP $1.87/gallon
.
®