Electrical Section - UTICA BOILERS MGB-50J Installation, Operation & Maintenance Manual

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.
ELECTRICAL WIRING
See wiring diagrams on the following two pages for
details.
Electrically bond boiler to ground in accordance with
requirements of authority having jurisdiction. Refer to
National Electrical Code, ANSI/NFPA 70.
THERMOSTAT INSTALLATION
Thermostat should be installed on inside wall about
1.
four feet above fl oor.
NEVER install thermostat on outside wall.
2.
Do not install thermostat where it will be affected by
3.
drafts, hot or cold pipes, sunlight, lighting fi xtures,
televisions, fi replace, or chimney.
Check thermostat operation by raising and lowering
4.
thermostat setting as required to start and stop
burners.
Instructions for fi nal adjustment of thermostat
5.
are packaged with thermostat (adjusting heating
anticipator, calibration, etc.)

9 - ELECTRICAL SECTION

15