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Sequence of Operation

• Thermostat calls for heat.
• Circulator turns on.
• Limit checks boiler water temperature. Burner ignition

delayed until limit determines call for heat cannot be met

by residual heat in boiler and heat distribution system.

A. See limit literature for additional information.

B. Burner delay by-passed for tankless heat call for

heat. Burner ignition begins immediately.

• Burner and circulator operation continues until

thermostat stops call for heat.

A1454

HOT

LIMIT

CONTROL

JACKET TOP PANEL

LOWER FRONT

1/4" SLOT

JACKET PANEL

UPPER FRONT

JACKET PANEL

OIL BURNER

TEMPERATURE

PRESSURE GAUGE

WIRE HARNESS

BURNER

WIRE HARNESS

CIRCULATOR

OPERATING INSTRUCTIONS

Figure 19

Boiler Controls

Содержание BC3095

Страница 1: ...BOILER INSTALLATION OPERATION MAINTENANCE MANUAL An ISO 9001 2008 Certified Company Manufactured by ECR International Inc 2201 Dwyer Avenue Utica NY 13501 web site www ecrinternational com Models BC3...

Страница 2: ...other flammable vapors and liquids DO NOT obstruct air openings to the boiler room Modification substitution or elimination of factory equipped supplied or specified components may result in personal...

Страница 3: ...NS Table 1 DIMENSIONS Boiler No Length of Flush Jacket Front of Jacket to Center Line of Flue Outlet Flue Outlet Diameter Tankless Coil to Back of Jacket A B C D BC3 19 9 6 8 BC4 23 11 6 12 Figure 1 D...

Страница 4: ...n extensive piping 4 For forced hot water heating systems where boiler and all piping are within the area to be heated select boiler on basis of its Heating Capacity 5 Nozzle listed for use with Becke...

Страница 5: ...ion system as practical Allow 24 inches in front top and right hand side for servicing and cleaning or removing tankless water heating coil When installed in utility room door should be wide enough to...

Страница 6: ...one starting 12 inches from the top and one 12 inches from the bottom of the enclosed space Each opening shall have a minimum free area of 1 square inch per 1 000 BTU per hour of the total input rati...

Страница 7: ...d each opening shall have a minimum free area 1 square inch per 2 000 BTU per hour total input rating of all appliances in the enclosed space See Figure 5 D When ducts are used they shall be of the sa...

Страница 8: ...as suggested in Figure 6 When the boiler is used in connection with refrigerated systems A Chilled medium MUST BE IN PARALLEL with boiler B Use appropriate valves to prevent chilled medium from enter...

Страница 9: ...o fit the system or condition of the installation Although this method of piping is not typically required for baseboard heating systems A This method is used to protect systems using radiant panels a...

Страница 10: ...10 CONNECTING SUPPLY AND RETURN PIPING Figure 9 Bypass Piping Option Used to Protect From Converted Systems With High Water Temperature Figure 10 Typical Installation With Circulators...

Страница 11: ...11 CONNECTING SUPPLY AND RETURN PIPING Figure 11 Typical Installation With Valves Figure 12 Typical Installation With DHW...

Страница 12: ...ety relief valve outlet and downstream of union if used Terminate pipe with plain end not threaded Refer to local codes and appropriate ASME Boiler and Pressure Vessel Code for additional installation...

Страница 13: ...sitive pressure in the combustion chamber Horizontal portions of venting system should not exceed 10 ft in length Horizontal lengths over 10 ft will have negative effect on chimney performance Chimney...

Страница 14: ...ended E Compression fittings on suction line often allows air to be drawn into fuel pump making it difficult to maintain oil pressure at the nozzle F Do not run overhead fuel lines from tank to oil bu...

Страница 15: ...an inside wall about four feet above the floor 2 NEVER install a thermostat on an outside wall 3 Do not install a thermostat where it will be affected by drafts hot or cold pipes sunlight lighting fi...

Страница 16: ...16 WIRING DIAGRAMS Figure 18 Wiring Diagram...

Страница 17: ...limit literature for additional information B Burner delay by passed for tankless heat call for heat Burner ignition begins immediately Burner and circulator operation continues until thermostat stops...

Страница 18: ...limit point Burner should start B Verify Primary Control and Flame Sensor Flame Failure simulate by shutting off oil supply with hand valve while burner is on Sixty seconds after flameout safety swit...

Страница 19: ...ure 17 page 13 5 Disconnect oil line from burner Recommend replacing nozzle at start of each heating season Lubricate burner motor and circulator motor if required with few drops of good grade of ligh...

Страница 20: ...ERVICE RECORD Date Nozzle Pump Pressure PSI Smoke Draft CO2 or O2 Flue Temp F Size Angle Type O F INF Controls and Safety Devices X Nozzle Size Angle Type Pump Pressure Vacuum Line Voltage Motor Amps...

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