74
B
C
A
Flow Check
Optional Full Port Isolation Valves
Optional Full Port Isolation
Valves
Heating
Circulators
To
System
Fill Valve
Backflow Preventer
Expansion Tank
Air Separator
& Air Vent
Cold Water Line
Close Nipple
(Locate Header Sensor
As Close As Possible To Downstream Tee)
Header Temperature Sensor (When Used)
Hydraulic Separator May Be Substituted
For Tees
Y-Strainer
(Recommended)
From System
Drain Valve
Relief Valve
At least eight pipe diameters upstream of first tee.
A.
No further apart than 12" (~30 cm) or four pipe diameters, whic
hever is smaller.
B.
At least 18" (~46 cm) of straight pipe for
Conventional
Air Scoop.
C.
Secondary Unions Not Required; Optional Location Shown
Boiler Circulator
Full Port Isolation Valves
To
System
Optional Zone Valve Controlled System
Heating System Circulator
System
Zone
Valves
1
Figure 9.7a: Piping Method #1 - Near Boiler Piping; Heating Only
HX Inlet Bottom Connection; HX Outlet Bottom Connection
IX. System Piping
(continued)
CAUTION
:
It is the installers responsibility
to
select
boiler
piping
configurations
that
provide
the proper flow rates and performance for the
boiler
.
Summary of Contents for Raptor RPTR085
Page 1: ...1...
Page 13: ...13 Figure 5 1 Wall Layout Mounting Hole Location V Mounting The Boiler continued...
Page 87: ...87 Figure 10 5 Internal Wiring Ladder Diagram X Wiring continued...
Page 88: ...88 X Wiring continued...
Page 97: ...97 Operating Instructions XI Start Up and Checkout continued...
Page 142: ...142 XV Repair Parts continued 3A 3B 3C 3D 3F 3E 3G 3H 3O 3P 3Q 3R 3J 3K 3I 3M 3N 3L All Models...
Page 148: ...148 XV Repair Parts continued 6D 6B 6A 6E 6I 6G 6L 6N 6H 6C 6K 6M 6C 6C 6J 6J 6F All Models...
Page 172: ...172...
