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10 - ELECTRICAL WIRING
Electrically bond boiler to ground in accordance with
requirements of authority having jurisdiction. Refer to:
• USA- National Electrical Code, ANSI/NFPA 70.
• Canada - Canadian Electrical Code, Part I, CSA C22.1:
Safety Standard for Electrical Installations.
ELECTRIC POWER SUPPLY
Run separate 120 volt circuit from separate over
current protective device in electrical service entrance
panel. This should be a 15 ampere circuit. Locate
shut-off switch at boiler. It must be turned off during
any maintenance. Connect 120 volt power supply to
control leads L1 (HOT) and L2.
Run a 14 gauge or heavier copper wire from boiler
to grounded connection in service panel or properly
driven and electrically grounded ground rod.
THERMOSTAT INSTALLATION
1.
Thermostat should be installed on an inside wall about
four feet above the fl oor.
2.
NEVER install thermostat on outside wall.
3.
Do not install a thermostat where it will be affected
by drafts, hot or cold pipes, sunlight, lighting fi xtures,
televisions, a fi replace, or a chimney.
4.
Check thermostat operation by raising and lowering
thermostat setting as required to start and stop the
burners.
5.
Instructions for the fi nal adjustment of the thermostat
are packaged with the thermostat (adjusting heating
anticipator, calibration, etc.)
Set heat anticipator at .2 amps. 24 volt thermostat
connects to aquastat terminals T and TV.
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.
!
NOTICE
Label all wires prior to disconnection when servicing
controls. Wiring errors can cause improper and
dangerous operation. Verify proper operation after
servicing.
VENT DAMPER WIRING
Boiler is equipped with factory wired harness with 4 pin
molex plug, that plugs into 4 pin molex receptacle inside
vent damper operator.
Vent damper must be connected for boiler to operate.
If any of the original wire as supplied with this
appliance must be replaced,
It must be replaced with type 105°C thermoplastic
wire or its equivalent.