Important – Xylem MM 316E Series 47 and 247 Mechanical Water Feeders User Manual
Page 7
STEP 4 - Installing Series 247/247-2 Water Feeder to Boiler
Burner
Boiler
City Water Supply
Return
Header
Series 247
Water
Feeder
Casting
Line
ByPass
Valve
Pipe the Series 247/247-2 water feeder so that
the line on the casting is 3" (76mm) above the
minimum safe operating level as specified by
the boiler manufacturer.
Recommended Piping
STEP 5 - Piping the valve on the Models 47/47-2 and 247/247-2
TO BOILER
By-Pass
Valve
Swing Check
STEP 6 - Electrical Wiring (Only for Series 47-2 & 247-2)
AA
a. Using the flathead screwdriver, loosen the two
(2) screws that secure the switch cover (AA).
Remove cover.
7
!
IMPORTANT
Boiler manufacturer schematics should always be followed. In the event that the boiler manufacturer's schematic
does not exist, or is not available from the boiler manufacturer, refer to the schematics provided in this document.
a. Follow the drawing to the right for piping the valve
to the boiler and city water supply. When piping the
valve, remember to leave room for servicing the
valve.
b. Piping the valve this way will aid in troubleshooting
the valve and piping in the future.
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