ECR International Utica Boilers MAH-100 Installation, Operation & Maintenance Manual page 37

FIGURE 6-3 - Piping Diagram - LWCO Location
Low Water Cutoff (LWCO)
(See Figure 6-5 for detail)
Purge Valve
Supply
1
Safety Relief
Valve
* Check Local Codes for
Maximum Distance to
Floor.
Note
1 DO NOT PLACE ISOLATION VALVE
BEFORE TEE OR LWCO.
6 - HYDRONIC PIPING
Air Vent
Position LWCO Above
Top of Boiler
*To Drain
33
Note
Note
Gas
Boiler
5 gpm Limiter
Factory Installed
205 Only
1
Arrange piping to prevent
water dripping onto boiler.
Illustrations are meant to
show system piping concept
only. Installer is responsible
for all equipment and detailing
required by authority having
jurisdiction.
Return
Purge Valve
Magnetic
Separator
240013354 REV A [07/01/2021]
Dirt