Installation & Operation Manual
32
6
Hydronic piping
Circulator sizing
The Knight wall mount boiler heat exchanger does have a pressure drop, which must be considered in your system design. Refer
to the graph in FIG. 6-2 for pressure drop through the Knight wall mount boiler heat exchanger.
Near boiler piping connections
VENT
AIR
Y-STRAINER
(RECOMMENDED)
DOMESTIC HOT
WATER PUMP
CONDENSATE
DRAIN
SYSTEM
PUMP
BOILER
PUMP
FROM SYSTEM
TO SYSTEM
TO
FROM
INDIRECT
DOMESTIC
HOT WATER
TANK
TO FLOOR
DRAIN
Figure 6-1A
Near Boiler Piping w/Y-Strainer
VENT
AIR
TO FLOOR
DRAIN
AIR VENT
VALVE
AIR
SEPARATOR
SYSTEM
SENSOR
DRAIN (TYPICAL)
SYSTEM
PUMP
LOW LOSS HEADER
(TYPICAL)
CONDENSATE
DRAIN
INDIRECT
DOMESTIC
HOT WATER
TANK
Y-STRAINER
(RECOMMENDED)
DRAIN VALVE
BOILER
PUMP
FILL VALVE
EXPANSION TANK
TO SYSTEM
FROM SYSTEM
FR
OM
TO
DOMESTIC HOT
WATER PUMP
TO FLOOR
DRAIN
Figure 6-1B
Near Boiler Piping w/Low Loss Header