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WARNING
!
Electrical shock hazard. Turn OFF electrical power supply
at service panel before making electrical connections.
Failure to do so could result in death or serious injury.
Thermostat
Install 24 Volt thermostat (not provided) in proper location.
Location of thermostat has effect on boiler system operation.
Follow instructions included with thermostat.
Grounding
Permanently ground boiler according to local codes and
latest revision of the National Electrical Code. Run 14
gauge or heavier copper wire from boiler to grounded
connection in service panel or properly driven and
electrically grounded ground rod.
ELECTRICAL CONNECTIONS
Electric Power Supply
Installation must comply with the latest revision of the
National Electrical Code, any other national, state, or local
codes or regulations.
Connect 115 volt electrical supply to L1 and L2 terminals
on limit and two thermostat wires to T and T terminals on
same limit. See wiring diagram page 28.
Run separate circuit from separate over current protection
device in your electrical service entrance panel. Minimum
15 ampere circuit. Locate shutoff switch at boiler. Turn off
during any maintenance. Solder and tape or securely fasten
connections with wire nuts.
Oil Burner Wiring
For boilers packaged with oil burners, burners are wired
at the factory. For boilers shipped without a burner, wiring
connections are shown in the electrical wiring diagrams of
this manual.
18
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