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2. Technical Information Cont.
ENERGY CAPACITY
Nominal heat input
(0/2000 ft)
Nominal heat input
(2000/4500 ft)
Minimum heat input
Maximum useful output
(0/2000 ft)
Maximum useful output
(2000/4500 ft)
Minimum useful output
GAS PRESSURE AT BURNER
Gas
Natural
inwc
Propane
inwc
FLUE DESIGN
Minimum Venturi pressure
Flue pipe diameter
Coaxial
Twin split pipes
Nominal heat flow rate
(0/2000 ft)
Nominal heat flow rate
(2000/4500 ft)
Max Exhaust temperature
GAS FLOW RATE
Gas
Natural
ft³/h
Propane
lb/h
8
RIVA ADVANCE USER MANUAL
MBH
125.0
MBH
112.5
32.0
MBH
MBH
112.5
MBH
107.2
28.8
MBH
Min
Max
Ignition
7.0
6.8
10.0
10.0
13.0
11.0
inwc
0.64
2.25/4
in
3.25/5
in
3.25/3.25
MBH
125.0
MBH
112.5
°F
190
Min
Max
31.0
121.1
1.5
5.7
CLEARANCE TO COMBUSTIBLES
Front
Back
Top
Sides
Bottom
Flue pipe enclosed
Flue pipe free air
Hot water pipes
FLUE GAS FIGURES
(at nominal heat input)
Gas
CO
content with Natural gas
2
CO
content with Propane gas
2
O
content
2
FLUE GAS FIGURES
(at minimum heat input)
Gas
CO
content with Natural gas
2
CO
content with Propane gas
2
O
content
2
in
18
in
0
in
10
in
2
in
8
in
2
in
0
in
1"
Min
Max
8.8%
9.8%
9.6% 11.0%
4.3%
5.0%
Min
Max
8.8%
9.8%
9.6% 11.0%
4.3%
5.0%
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