Rheem RTG-66DV, 000 - 180, 000 BTU max User Manual
RHEEM RESIDENTIAL TANKLESS
66 TANKLESS S ERIES
Endless hot water for 2-3 bathroom homes
N
EW!
Coming in July 2008
RTG-66DV indoor direct vent natural and LP models –
11,000 - 180,000 BTU max.
8.4 gal./min at 35° F rise max., 6.6 gal./min. at 45° F rise
Limited Warranty:
12-Year on heat exchanger, 5-Year on parts, 1-Year on labor
See Residential Warranty Information Brochure for complete warranty information.
Vents concentrically with 3/5" stainless steel venting from Metal Fab or Heat Fab
•
UMC-117 remote control is included
•
EZ-Link™cable available for high demand applications to connect two tankless
•
units to operate as one
High-altitude capability – up to 9,840 ft. elevation above sea level
•
(no chip required)
Exclusive! Guardian SBT™sensing burner technology
•
Exclusive! Guardian OFW™overheat film wrap
•
Exclusive! All Rheem models can be linked in up to 20 unit manifold installations
•
by using the optional MIC-180 and MICS-180 manifold control assembly
All Rheem tankless models are third-party efficiency certified by GAMA
•
Continuous hot water, energy saving and compact, space saving design
•
Intelligent electronic controls designed to increase energy efficiency and safety
•
Self diagnostic program
•
Digital display shows temperature setting and maintenance codes
•
Built-in electric blower
•
Uses Category III stainless steel vents and vent horizontally or vertically
•
Supplied with a 120 volt power cord
•
Environmentally friendly Low NOx burner meets SCAQMD rule 1146
•
requirements
Freeze protection to -30°F
•
180,000 BTU
INDOOR DIRECT VENT
OUTDOOR MODEL
COMING SOON!
See reverse for specifications.
Tankless water heaters
Endless hot water
66 TANKLESS SERIES
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.
M
ODEL INPUT TEMP.
NUMBER BTU/HR. TYPE RANGE
R
HEEM TANKLESS WATER HEATERS FOR 2-3 BATHROOM HOMES
RTG-66DVN
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.
Vent Termination Kits are required for DirectVent models. Contact your distributor for details.
roper gas pressure must be ensured to supply tankless gas water heaters – up to 180,000 BTU
P
for RTG-66 models. (Consult your gas supplier)
Model Number 35°
RTG-66 Water Flow (GPM) 8.4 6.6 5.9 4.9 4.2 4.0 3.6 3.3 2.9
bove estimates are for sizing purposes only.
A
GAS WATER FLOW RATE VENT SHIP. D.O.E. ANN.
11,000-
180,000
Indoor
irectVent
D
G
PM @ 77° GPM @ 45° GPM @ 35°
RISE MAX. RISE MAX. RISE MAX. WATER GAS
85° to
140° F
4.0 6.6 8.4 3/4 3/4 25-5/8 13-7/8 9-7/8
Temperature Rise (°F)
45° 50° 60° 70° 77° 80° 90° 100°
C
ONNECTION DIAMETER WEIGHT ENERGY OP. COST
HEIGHT WIDTH DEPTH (INCHES) (LBS.) FACTOR NAT/LP
3 by 5
ONCENTRIC
C
nergy Factor and Average Annual Operating Costs based on D.O.E.
E
Department of Energy) test procedures. D.O.E. national average fuel rate
(
atural gas $1.218/therm; LP $1.87/gallon
n
.
54 .82
$223/$374
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.
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
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