Hubbell ST - Manual (Page 15)

15
Typical Piping Diagram
ELECTRICAL INSTALLATION
1. If the unit is furnished with a pilot or self contained control valve, no external source
of power is required for the valve. (See enclosed operation and maintenance manual
for specific valves).
2. If the unit is furnished with an air or electric control valve, see enclosed drawings for
required connections. (See enclosed operation and maintenance manuals for specific
valves).
3. Torque screws per torque chart included in Section VI.
4. All other electrical connections are made at the factory; therefore, no other electrical
connections are necessary.