Lennox O23V-105 Installation Instructions Manual Download Page 1 | Manualshive

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Summary of Contents for O23V-105

Page 1: ...Packing List 1 O23V Unit Dimensions 2 O23V Unit Parts Arrangement 3 O23V Oil Burner PartsArrangement 3 Requirements 4 Locate Level the Unit 4 Unit Adjustments 5 Venting 5 Flue Connections 10 Supply R...

Page 2: ...4 32 Ip TOP VIEW _ B I J 22 4 I 14 559 I I 356 I I I I___t _ 2151t ___ 22 559 RETURN AIR SIDE VIEW Figure 1 J J TOP FLUE OUTLET iii_i_i_i_i_ _i_i_i_i_bi_i_i _i_ _i _i_i_i_i_ji_i _i_i_iii_I_ii_i_i_i_i_...

Page 3: ...RONIC PRIMARY 4X4 AIR FLANGE GASKET IGNITION REAR ACCESS CONTROL BOX ADJUST AIR TUBE TRANSFORMER DOOR GASKET IGNITOR DIAL SCREWS AIR TUBE REAR ACCESS ASSY FOR FLANGE DOOR ASSY RETAIN FB HEADS X ING CL...

Page 4: ...he area containing the furnace below the level of the furnace burner Table 2 O23V Installation Clearances Clearances inches mm top of plenum duct 2 51 plenum sides 3 76 sides 0 0 rear 0 0 front 4 120...

Page 5: ...estibule By loosen ing the nuts and by turning the whole burner assembly counterclockwise figure 4 the entire burner assembly will come out of the furnace There is adequate wire to re move the burner...

Page 6: ...arances to single wall vent pipe should be no less than 6 152 mm more if local codes require it 8 The vent may pass through a wall where provisions have been made for a thimble as specified in the Sta...

Page 7: ...ir are not available the furnace or other appliance will oper ate in an inefficient and unsafe manner Enough air must be provided to meet the needs of all fuel burning ap pliances as well as appliance...

Page 8: ...by ducts with the outdoors or spaces crawl or attic that freely communicate with the outdoors or indirectly through vertical ducts Each opening shall have a minimum free area of 1 square inch 6 4 squa...

Page 9: ...xisting furnace is removed from a venting system commonly run with separate appliances the venting system is likely to be too large to properly vent the remaining attached appliances The following tes...

Page 10: ...the cabinet See unit dimensions on page 2 Using it as the center point cut a 6 inch 152 mm round hole in the cabinet s side Install the barometric draft control within 18 inches of the furnace flue o...

Page 11: ...table4 Use continuous lengths of heavy wall copper tubing or steel pipe for oil supply pipe Install oil supply pipe under floor or near walls to protect it from damage Avoid running pipes along joists...

Page 12: ...and prime may be lost An oil filter is required for all models Install filter inside the building between the tank shut off valve and the burn er Locate filter close to burner for easy maintenance Ta...

Page 13: ...e the correct air vol ume for operation in heat and cool mode The CFM LED located on the blower control board flashes one time per 100 cfm to indicate selected blower speed For example if the unit is...

Page 14: ...on the A54 blower control board The blower motor runs at 57 CFM for the first 7 1 2 minutes of the 1st stage cooling demand After 7 1 2 minutes the blower motor runs at 70 CFM until the first stage d...

Page 15: ...c Air Cleaner Terminals are provided on A15 control board for 120 volt output to an electronic air cleaner The EAC terminal is energized when there is a call for heat cool or continuous blower See fig...

Page 16: ...CATIUN IS USED PURPLE IS WIRE COLOR _ 025V 02 3 090 DESI GNAT ION 023V 03 4 I ZO A 3_ THERIdOSTAT HEAT JUMPER ANTICIPATOR SETTING O lAMP J_ THE JWl J_ER MUST BE CUT TO ACTIVATE THE HUM TERMINAL _ 025V...

Page 17: ...Hr BTU Hr Head F 70 50GPH 80 A 100 70 000 57 000 FB0 60 70 90 65GPH 80 B 100 90 000 72 000 FB0 60 70 105 65GPH 80 B 140 105 000 84 000 FB3 65 75 120 75GPH 80 B 140 119 000 105 000 FB3 70 80 140 85GPH...

Page 18: ...sure proper furnace operation Replace filters with like kind and size filters Reusable Type Filters Filters should be checked monthly and cleaned when necessary to assure proper fur nace operation Ser...

Page 19: ...the thermostat circuit Disconnect the flame detector wires at the primary control If the burner starts fault is in the detector circuit Place trouble light between the black and white leads No light i...

Page 20: ...rodes Ignition Transformer Install pressure gauge on pump and read pressure Should not be less than 140 psi Disconnect ignition leads Observe the oil spray gun assembly must be removed from unit Inspe...

Page 21: ...bustion Adjust barometric damper for correct draft Correct draft or remove restriction Clean cad cell face Replace cad cell Secure connections or replace cad cell holder and wire leads Replace primary...

Page 22: ...sive draft Too little draft or restriction Dirty CAD cell face Faulty CAD cell exceeds 15000 hms Loose or defective cad cell wires Pump loses prime air slug Pump loses prime air leak in supply line Wa...

Page 23: ...Correction Repair or replace the thermostat Clear obstruction or replace thermostat Level thermostat Repair short or replace wires Replace thermostat Correct draft or relocate the thermostat Replace t...

Page 24: ...ked for tightness Thermostat A Type Heating Cooling B Anticipator Set C Wires New Old Air Filter A Filter Type Permanent Disposable B Installed C Size Date of Installation Start Up Procedure A Close d...

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