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OIl PRIMARY cONTROl -  sequeNce Of OPeRATION

Summary of Contents for HTL-90D

Page 1: ...Model with ECM Oil FiredWarm Air Furnaces INSTALLATION OPERATION MAINTENANCE MANUAL P N 240007799 Rev C 12 2009 ECR International 2201 Dwyer Avenue Utica New York 13504 USA www ecrinternational com R...

Page 2: ...HTL D HTL DV Oil Fired Warm Air Furnace ALL INSTALLATIONS MUST MEET ALL LOCAL PROVINCIAL STATE AND FEDERAL CODES WHICH MAY DIFFER FROM THIS MANUAL Read this complete manual before beginning installat...

Page 3: ...on Title Of Document Installation Requirements 4 Location Of The Unit 5 Controls Connections 6 Oil Burners 7 Combustion Chamber 8 Circulating Air Blower 8 Maintenance And Service 9 Operating Instructi...

Page 4: ...shipped assembled and pre wired The furnace should be carefully inspected for damage when being unpacked Heat Loss The maximum hourly heat loss for each heated space shall be calcu lated in accordanc...

Page 5: ...vided using a duct if necessary The duct opening shall have a free area of 1 square inches per 1 000 Btu h of total input rating of all appliances to be installed When a furnace is installed in a full...

Page 6: ...burner will be energized initiating a normal burner cycle Fan Timer Board and Limit Control Fig 5 Page 21 The United Technologies 1168 1 ECM HTLV D tap board has an adjustable fan on off delay that mu...

Page 7: ...flame retention head static plate and temperature rise the furnace may be fired at an ideal rate for a wide range of structures Refer to Tables 3A B and C page 11 and the furnace rating plate to deter...

Page 8: ...ed plenum duct systems The motor RPM and air CFM delivery will vary automatically on ECM motor equipped models to accommodate conditions within the usual range of external static pressures typical of...

Page 9: ...y All electrical connections should be checked to ensure tight con nections Safety controls such as the high limit controls should be tested for functionality The fan control should be checked to ensu...

Page 10: ...and continue until the thermostat is satisfied Restore the thermostat setting to a comfortable temperature NOTICE IF THE FURNACE IS TO BE SHUT DOWN FOR AN EXTENDED PERIOD OF TIME CLOSE THE OIL SUP PL...

Page 11: ...00 PSIG 1 20 USGPH F6 2 in Table 3B Beckett NX Oil Burner Set Up Beckett NX Series Oil Burners For use with chimney vented units only Furnace Model Output BTU Hr Burner Model Nozzle Pump Pressure Flow...

Page 12: ...ne screw Turn the adjustment screw clockwise to decrease the com bustion air and counter clockwise to increase the combustion air Re tighten the spline screw after obtaining the proper setting Refer t...

Page 13: ...num take offs and the trunk ducts Temperature rise value is listed on the system rating plate Perform a smoke spot test The smoke spot should not exceed No 1 on the Bacharach Scale After the air adjus...

Page 14: ...c 0 2 0 3 0 4 0 5 0 6 HTL D 90 120 100 10 DD 1 2 HP 7 70 F High 1639 1581 1507 1440 1374 Med High 1544 1493 1429 1366 1300 Med Low 1158 1144 1121 1084 1040 Low 766 743 703 696 661 HTL D 120 140 120 1...

Page 15: ...abinet Plenum Openings Flue Diameter Filter Shipping Weight LB Width Depth Height Supply Return Type Size Side Bottom HTL D HTLV D 22 30 3 4 58 20 x 20 14 x 22 14 x 22 6 Permanent 16 x 25 x 1 270 HTL...

Page 16: ...2 SW3 ADJUST POS CFM SW4 DELAY POS INPUT USGPH DIP Switch Position DIP Switch Position 1 2 1 2 OFF OFF A 0 OFF OFF A 1 00 ON OFF B 15 ON OFF B 1 10 OFF ON C 15 OFF ON C 1 20 ON ON D N A ON ON D 0 85...

Page 17: ...UT USGPH DIP Switch Position DIP Switch Position 1 2 1 2 OFF OFF A 0 OFF OFF A 1 00 ON OFF B 15 ON OFF B 1 10 OFF ON C 15 OFF ON C 1 20 ON ON D N A ON ON D 0 85 ECM Blower HTLV D NOTICE SW1 HEAT AND S...

Page 18: ...18 Wiring Diagrams Figure 6 Chimney Vent Burner Wiring Diagram HTL D HTLV D...

Page 19: ...adjustments can be made by moving the dipswitch settings on the timer control board for fan off delay To check the operation of the limit switch shut off power to the furnace Temporarily remove the n...

Page 20: ...over state Continues to spark for 10 sec Provides continuous spark after flame is sensed to assure that burner remains lit Turns on LED diagnostic light Starts carryover timer a Flame and call for he...

Page 21: ...21 Oil Primary Control Sequence of Operation Figure 7 United Technologies 1158 120 Fan Timer Board HTL D Figure 8 United Technologies 1168 1 ECM Tap Board HTLV D...

Page 22: ...22 Oil Primary Control Sequence of Operation...

Page 23: ...23 Oil Primary Control Sequence of Operation Table 9 1158 120 Electronic Fan Timer Board Eft Detailed Sequence Of Operation...

Page 24: ...primary control is in the run state by pressing the reset button The LED diagnostic light will flash the following code Table 10 Cad Cell Resistance Flashes Resistance in Ohms 1 Less than 400 2 Betwee...

Page 25: ...ES SARY PRECAUTIONS TO PREVENT ELECTRICAL SHOCK OR EQUIPMENT DAMAGE Preliminary Checks Make sure that limit switches are closed and those contacts are clean Check for line voltage power on the oil pri...

Page 26: ...26 Oil Primary Control Troubleshooting Table 11 Oil Primary Control TROUBLESHOOTING continued from previous page...

Page 27: ...27 Oil Primary Control Troubleshooting Table 11 Oil Primary Control TROUBLESHOOTING continued from previous page Table 12 System and General Trouble Shooting...

Page 28: ...light a maximum of 1500 in the presence of light Ensure that room light is not leaking into the cad cell compartment See diagnostic light section Furnace starts but cuts out requiring manually resett...

Page 29: ...29 Oil Primary Control Troubleshooting Table 12 System and General Trouble Shooting continued from previous page Check Blower fan speed...

Page 30: ...s if not obvious Where the oil shut off valve from the oil storage tank 3 is located How to operate the thermostat and other related ac 4 cessories How to operate the manual reset button on the 5 prim...

Page 31: ...31 Homeowner s Reference Table...

Page 32: ...s ECM Control HTLV 240005742 Wire Harness ECM Supply HTLV 32 240005330 Transformer 33 12240 6 Draft Regulator Ref No Part No DESCRIPTION 34a 240007760 Oil Burner Assembly Beckett AF76XN 29689 Burner M...

Page 33: ...33 PARTS LISTING HIGHBOY MODEL HTL D AND HTLV D Figure 9 Model HTL D and HTLV D...

Page 34: ...34 HTL D HTLV D Oil Fired Warm Air Furnace NOTES...

Page 35: ...35 HTL D HTLV D Oil Fired Warm Air Furnace...

Page 36: ...36 HTL D HTLV D Oil Fired Warm Air Furnace ECR International 2201 Dwyer Avenue Utica New York 13504 USA www ecrinternational com...

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