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Troubleshooting
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Summary of Contents for ECR International Olsen Airco UML65
- Page 1 (Up-Flow Model) Oil Fired Warm Air Furnaces INSTALLATION, OPERATION & MAINTENANCE MANUAL ECR International 2210 Dwyer Avenue, Utica NY 13501 web site: www.ecrinternational.com An ISO 9001-2008 Certified Company P/N 240010817, Rev. A [09/2014]...
- Page 2 DIMENSIONS 20 ³/₁₆" [51.3 cm] 1 ⅝" [4.2 cm] 19" [48.3 cm] 18¾" [47.6 cm] 17¾" [45.1 cm] 40¾" [103.5 cm] Cabinet Plenum Openings Filter Furnace Flue Shipping Return Diameter Weight Model Width Depth Height Supply Type Size Side Bottom 16"...
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Page 3: Table Of Contents
General ..........................4 Safety Symbols ........................4 Introduction Models UML ..................... 4 Heat Loss .......................... 4 Locating the Unit ........................ 5 Furnace Used In Conjunction With Air Conditioning ..............5 Air Filter ..........................5 Ductwork .......................... 5 Combustion Air ........................5 10. -
Page 4: General
1. General 3. Introduction Models UML Furnace installation shall be completed by qualified agency. • Model UML is oil fired forced air up-flow furnaces with an output capacity range of 66,000 btu/hr To 98,000 btu/hr. • UML is equipped with 1/2 HP PSC 4 speed blower motor. WARNING •... -
Page 5: Locating The Unit
8. Ductwork 5. Locating the Unit - [See Table 1] • Supply and return air ductwork must be designed and • Locate furnace so flue connection to chimney is short, installed in accordance with approved methods, local direct and consists of as few elbows as possible. and national codes as well as good trade practices. -
Page 6: Chimney Venting
Manufacturer recommends breech draft of -0.02 in. w.c. WARNING Flue pipe must not pass through any floor or ceiling, Asphyxiation hazard. Chimney vented versions of furnace may pass through a wall where suitable fire protection shall be connected to flue having sufficient draft at all provisions have been installed. -
Page 7: Fan Timer Board And Limit Control (Uml)
12. Fan Timer Board And Limit Control (UML) 13. Electrical Connections Electronic Fan Timer integrates control of burner and • Furnace is listed by Canadian Standards Association circulator fan operations. Control is central wiring point for under NRTL (North American) Standard. most of furnace electrical components. -
Page 8: Humidifier
14. Humidifier 17. Oil Burner Nozzles • Humidifier is optional accessory available through Furnaces are certified for multiple firing rates. Alternate most heating supplies outlets. firing rate nozzles are included with the furnace. Furnace • Follow humidifier manufacturer's installation may be fired at ideal rate for wide range of structures by instructions manipulating oil burner nozzle, and temperature rise. -
Page 9: Burner Primary (Safety) Control
• Direct drive blower speeds are adjusted by changing NOTICE "hot" wires to motor winding connections. Refer to Do not tamper with furnace controls they are wiring diagrams in Appendix B or wiring diagram sensitive. If problems persist, call your service label affixed to furnace. -
Page 10: Maintenance And Service
22. Maintenance And Service Annual Service By Contractor • Inspect heat exchanger periodically and clean if Routine Maintenance By Home Owner necessary. • Arrange for professional servicing of furnace by the WARNING service or installation contractor annually. • Homeowner is to maintain air filter or filters. A dirty Electrical shock hazard. -
Page 11: Operating Instructions
To Shut Down Unit WARNING Set thermostat to lowest possible setting. Fire, burn, explosion, asphyxiation hazard. Set manual switch (if installed) in electrical power • Do not start burner when excess oil has supply line to "OFF". accumulated, furnace is full of vapor, or combustion chamber is very hot. -
Page 12: Appendix A - Check Out And Adjustments
APPENDIX A - CHECK OUT AND ADJUSTMENTS Check out and adjustments UML furnaces may be used with following oil burners. Beckett AFG and Riello 40F3 oil burners are for chimney vent applications using indoor air for combustion only. Settings shown below are for initial startup only. Final adjustments shall be made using combustion test instruments as outlined on following pages. -
Page 13: Oil Burner Air Adjustment
APPENDIX A - CHECK OUT AND ADJUSTMENTS A.1 Oil Burner Air Adjustment A.3 Start Up Consult oil burner instructions provided in furnace Use following instructions to set the burner: documents envelope for specific information concerning Shut off electrical power to the furnace. burner adjustments, operation and troubleshooting. -
Page 14: Final Check Out
APPENDIX A - CHECK OUT AND ADJUSTMENTS A.4 Final Check Out Set heat anticipator adjustment in thermostat (if so equipped), by removing "R" or "W" wire to thermostat. Verify all safety devices and electrical components have Read amperage draw between the two wires. Failure been set for normal operation. - Page 15 APPENDIX A - CHECK OUT AND ADJUSTMENTS FIGURE 3: UNITED TECHNOLOGIES 1158-120 FAN TIMER BOARD (HML) P/N 240010817, Rev. A [09/2014]...
- Page 16 APPENDIX A - CHECK OUT AND ADJUSTMENTS Table A-3 Direct Drive Blower Motor Setup - 1/2 HP PSC Motor Heating Blower Setup Cooling Capacity 0.20 Inches 0.50 Inches Furnace Model Blower W.C. W.C. Tons CFM Range Speed Speed UML65 100-10T DD Medium Low Medium Low 738-1339...
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Page 17: Appendix B - Wiring Diagrams
APPENDIX B - WIRING DIAGRAMS Chimney Vent Furnace Wiring Diagram UML P/N 240010817, Rev. A [09/2014]... -
Page 18: Appendix C - Sequence Of Operation And Troubleshooting
APPENDIX C - SEQUENCE OF OPERATION AND TROUBLESHOOTING Table C-1: 1158-120 Electronic Fan Timer Board (EFT) Detailed Sequence Of Operati on (UML) Mode Action System Response EFT closes the oil primary control T - T connections. Ignition system and the oil primary control start the furnace. Oil flows as long as the oil Thermostat calls for heat. -
Page 19: Troubleshooting
APPENDIX C - SEQUENCE OF OPERATION AND TROUBLESHOOTING C.1 Troubleshooting WARNING Electrical shock hazard. Only a trained, experienced service technician should perform troubleshooting procedure. Failure to do so could result in death or serious injury. C.2 Preliminary Steps: Consult Beckett or Riello instruction manuals provided with oil burner for specific information regarding oil burner primary control sequence of operation, diagnostics and troubleshooting. - Page 20 APPENDIX C - SEQUENCE OF OPERATION AND TROUBLESHOOTING WARNING Electrical shock hazard. Only a trained, experienced service technician should perform troubleshooting procedure. Failure to do so could result in death or serious injury. Table C2: System and General Troubleshooting Problem Possible Cause Remedy Check thermostat and adjust.
- Page 21 APPENDIX C - SEQUENCE OF OPERATION AND TROUBLESHOOTING Table C-2: System and General Troubleshooting continued Problem Possible Cause Remedy If cad cell is dirty, clean it. Determine why cad cell is getting dirty. If cad Furnace starts, but cuts cell is poorly aimed, realign it. out requiring manually re- NOTE: Photocell should have resistance of 100 KΩ...
- Page 22 APPENDIX C - SEQUENCE OF OPERATION AND TROUBLESHOOTING Table C-2: System and General Troubleshooting continued Problem Possible Cause Remedy Insufficient combustion air Adjust oil burner combustion air band and draft regulator to gain highest adjustment at oil burner, or practical CO2 or lowest practical O2 content in flue gases. improper draft pressure.
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Page 23: Appendix D - Homeowner's Reference Table
APPENDIX D - HOMEOWNER’S REFERENCE TABLE Model No. Serial No. Date Installed Contractor Contact Address Postal Code Telephone No. After Hours No. Fuel Supplier Fuel Oil Supplier Contact Telephone No. After Hours No. P/N 240010817, Rev. A [09/2014]... -
Page 24: Parts Listing: Chimney Vent Models Uml65/80/90/100 (Rf)
PARTS LISTING Parts Listing: Chimney Vent Models UML65/80/90/100 (RF) Ref. No. Description Part No. Right Side Panel Assembly 109009181AD Left Side Panel Assembly 109009182AD 3/4" Flush Plugs (8 per unit) 240010828 Rear Panel Assembly 109009183AD Upper Front Panel Assembly 109009184AD Intermediate Front Panel Assembly 109009195AD Blower Door... - Page 25 PARTS LISTING Parts Listing: Chimney Vent Models UML65/80/90/100 (RF) - CONTINUED Ref. No. Description Part No. Control Box 109009204 Fan Timer Control 1158-120 UTEC 29388 Transformer 120-24VAC 40VA 240005330 Auxiliary Limit Disc 60T11 BOF 130°F 30388 Oil Burner Beckett AFG70MPSS 0.50-45°W 240010826 Burner Motor 1/7 HP 3450 RPM PSC 29689...
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Page 26: Parts Diagram
PARTS LISTING Model UML Diagram 33A/B P/N 240010817, Rev. A [09/2014]... - Page 27 NOTES P/N 240010817, Rev. A [09/2014]...
- Page 28 ECR International 2210 Dwyer Avenue, Utica NY 13501 web site: www.ecrinternational.com...
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