U.S. Boiler Company ASPEN ASPN-085, Инструкция по установке, эксплуатации и обслуживанию

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IX. System Piping
(continued)
C
B
A
Relief Valve
From System
Y-Strainer
(Recommended)
Hydraulic Separator May Be Substituted
For Tees
Header Temperature
Sensor
(When Used)
Cold Water Line
Backflow Preventer
Fill Valve
Close Nipple
(Locate Header Sensor
As Close As Possible To Downstream Tee)
Air Separator
& Air Vent
Expansion Tank
Full Port Isolation
Valve
Indirect
Circulator
Flow Check
Indirect Supply
Indirect Domestic Water Heater (IWH) Indirect Return
Optional Full Port Isolation
Valves
Optional Full Port Isolation
Valves
Secondary Unions Not Required; Optional Locations Shown
Drain Valve
Heating
Circulators
Flow Check
To
System
Full Port Isolation
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.
Full Port Isolation Valves
Boiler Circulator
To
System
Heating System Circulator
System
Zone
Valves
Optional Zone Valve Controlled System
1
Figure 9.8c: Piping Method #1 - Near Boiler Piping - Heating Plus System Piped Indirect W
ater Heater
HX Inlet T
op Connection; HX Outlet T
op Connection
CAUTION
:
It
is
the
installers
responsibility
to
select
boiler
piping
configurations
that
provide
the proper flow rates and performance for the
boiler and indirect water heater
.