16
Oil Tank and Piping
Oil tanks and piping should be installed in accordance with the National Board of Fire Underwriters and local codes.
Connection of the flexible oil line to burner must be positioned to permit easy opening of the burner swing door.
Use continuous heavy walled copper tubing with flare fittings only. Do not use compression fittings.
Do not run overhead fuel lines from tank to oil burner.
Fuel pump supply and return connections should be made according to instructions attached to the fuel pump.
An oil line filter and
On a two- pipe system you will need to supply a second approved flexible oil line in order to be able to swing the burner door open without disconnecting oil lines. An optional flexible oil line is available through your distributor.
Electrical Wiring
ELECTRICAL WIRING MUST CONFORM TO THE NATIONAL ELECTRICAL CODE, ANSI/NFPA No.
THE BOILER MUST BE ELECTRICALLY GROUNDED AND ON A SEPARATE FUSSED DISCONNECT SWITCH.
ELECTRICAL SHOCK IS HAZARDOUS. TURN OFF ALL POWER SUPPLIES AT SERVICE ENTRANCE BEFORE STARTING TO MAKE WIRING CONNECTIONS OR REPAIRS.
Refer to wiring diagrams in rear of manual for electrical connections. The boiler should be connected by a separate, permanently live electrical supply line with a 15 amp fused rating. Use No. 14 AWG wires rated for at least 90o C. Install a separate fused disconnect switch near the boiler so power can be shut off for servicing.
Caution: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.
Install the room thermostat on an inside wall away from fireplaces, appliances or sunlight. Set the heat anticipator according to the instructions from the aquastat manufacturer. Connect the thermostat leads to the “TT” connections on the aquastat control or system control.
The indirect water heater, if used, should be wired in such a fashion that the heat to the building is temporarily interrupted when there is a demand for domestic water. Commercially available circulator prioritizing packages are available. Consult factory for their application.