LAARS Rheos+ RHHV - Install and Operating Manual User Manual
Page 8
Rheos+ Boiler and Water Heater
Page 7
Figure 1 - Dimensional Drawing
Model
Intake
Exhaust
Intake
Exhaust
Size
Size
Maximum Run
Maximum Run
1200
6" (15 cm) dia.
6" (15 cm) dia.
50 linear feet with 5 elbows
50 linear feet with 5 elbows
1600
8" (20 cm) dia.
6" (15 cm) dia.
50 linear feet with 5 elbows
50 linear feet with 5 elbows
2000
8" (20 cm) dia.
7" (18 cm) dia.
50 linear feet with 5 elbows
50 linear feet with 5 elbows
2400
8" (20 cm) dia.
10" (25 cm) dia.
50 linear feet with 5 elbows
50 linear feet with 5 elbows
Table 2 - Vent / Air Pipe Sizes
1.8 Locating Appliance for Correct Vent
Distance From Outside Wall or
Roof Termination
The forced draft combustion air blower in the
appliance has sufficient power to vent properly when
the guidelines in Table 2 are followed.
NOTE: When located on the same wall, the Rheos+
combustion air intake terminal must be installed
a minimum of 12" (30cm) below the exhaust vent
terminal and separated by a minimum of 36 inches
(91cm) horizontally.
Model
“V”
Vent Outlet
Connection
“A”
Air Inlet
Connection
“W”
Water
Inlet/ Outlet
Connection
“G” Gas Connects.
Control Packages
“B”
Std & A
Nat/ LP
B & E
Nat
B & E
LP
inches
cm
inches
cm
NPT
NPT
NPT
NPT
inches
cm
1200
6
15
6
15
2-1/2”
1’
1-1/2’
1-1/2”
34-1/4”
87
1600
6
15
8
20
2-1/2”
1-1/2’
2”
2’
34-1/4”
87
2000
7
18
8
20
3”
1-1/2’
2”
2”
34-1/4”
87
2400
10
25
8
20
3”
1-1/2”
2”
2”
32”
81