37
Near boiler piping connections (cont’d)
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
AIR
SEPARATOR
EXPANSION TANK
LOW LOSS
HEADER
IMG00238
CHECK
VALVE
Figure 6-2B Near Boiler Piping w/Low Loss Header
6
Hydronic piping
(continued)
Circulator sizing
The Cadet heating boiler heat exchanger does have a pressure drop, which must be considered in your system design. Refer to
the graph in FIG. 6-3 for pressure drop through the Cadet heating boiler heat exchanger.
Installation & Service Manual