Lennox Allied Air L83BF Installation Instructions Manual Download | Manualshive

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506794-01

Page 16 of 16

Issue 1243

Figure 17. Wiring Diagram

P/N 48252-001

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Summary of Contents for Allied Air L83BF

Page 1: ... for any other storage purposes Such uses may result in actions that could cause property damage personal injury or death WARNING The installation of the furnace wiring warm air ducts venting etc must conform to the requirements of the National Fire Protection Association Standard for the Installation of Oil Burning Equipment NFPA No 31 the National Electrical Code ANSI NFPA No 70 in the USA the I...

Page 2: ...____ Two pipe ___________________ c Distance from tank __________________ Lift __________________ d Filter type _____________ Inspect __________ Change _________ e Pressure test ___________________________________________ f Recheck all fittings for tightness _____________________________ Thermostat a Type Heating __________________ Cooling __________________ b Anticipator set _____________________...

Page 3: ... or access opening should be large enough to permit replacement of the furnace or another appliance such as a water heater without disturbing any other equipment In any installation where damage from oil may occur a drain pan must be installed The drain pan must be large enough size to completely prevent any potential oil damage The drain pan piping must be sized to drain the oil pump capacity and...

Page 4: ...f installation requires that the flow be reversed follow these steps 1 Rotate the furnace 180 so that the warm air is discharged out the right side 2 Remove the oil burner and the screws securing the burner mounting plate Rotate the burner mounting plate 180 and reattach with screws Remount the burner in the upright position 3 Remove the screws holding the limit control in place Relocate the limit...

Page 5: ...Flooring 12 minimum Cold Air Duct Blower Comparment Combustible Floor Base Sub base Insulation Model Size Downflow Cold Air Duct size Warm Air Plenum Size Floor Hole Size Wood Floor Hole Size Slab Combustible Floor Base Kit Number 57 72 84 95 18 1 4 X 18 1 4 18 1 4 X 18 1 4 19 X 19 18 1 2 X 18 1 2 ABASE 537 1 112 125 21 1 4 X 21 1 4 21 1 4 X 21 1 4 22 X 22 21 1 2 X 21 1 2 ABASE 538 1 Figure 4 Comb...

Page 6: ...a vacuum relief valve to guard against combustion problems associated with directly connecting oil burners to the outside Figure 5 Fresh Air Kit ABOOT571 Installation IMPORTANT No more than 10 of vertical piping allowed without weight support Combustion air openings in the front of the furnace must be kept free of obstructions Any obstruction will cause improper burner operation and may result in ...

Page 7: ... to a factory built chimney or vent complying with a recognized standard or a masonry or concrete chimney lined with a lining material acceptable to the authority having jurisdiction 11 When two or more appliances vent into a common flue the area of the common flue should not be less than the area of the largest flue or vent connection plus 50 of the areas of the additional vents or flue connectio...

Page 8: ...vice parts information Figure 9 Horizontal Venting Front Flue Rear Flue Barometric control must be installed in the horizontal venting system and located within 18 of the flue outlet of the furnace Barometric draft control must be used in the horizontal venting sidewall system It must be located within 18 of the furnace flue outlet see Figure 9 Do not common vent with any other appliance when usin...

Page 9: ...ion or CAN CGA B149 1 2 Installation Codes to correct improper operation of common venting system Smoke Pipe and Draft Control Connect the furnace vent to the chimney with galvanized smoke pipe and fittings maintaining full diameter of furnace vent throughout No reduction in diameter of pipe is allowed It is best to have smoke pipe as short and direct as possible The smoke pipe shall maintain a ri...

Page 10: ...e care when installing the oil burner so that the chamber is not damaged around the burner tube To enable the continuous blower operation place the fan switch on the thermostat into the ON position A call for fan from the thermostat closes R to G on the blower interface board The control waits for a 1 second thermostat debounce delay before responding to the call for fan by ramping the circulating...

Page 11: ... remain in the position A B C or D listed in the HEAT Setting column found in Table 2 ADJUST HEAT and COOL Taps on Blower Interface Board DEHUMIDIFY CUT TO ENABLE COOL HEAT ADJUST NORM A B C D A B C D TEST D1 Placing ADJUST jumper plug in the TEST position energizes the motor to a default factory setting This can be used to determine if the motor is operating properly Test pin function is enabled ...

Page 12: ...adjustment to this furnace and its components must be done by a qualified service technician Refer to Table 3 for nozzle and pump pressure information The proper way to adjust an oil burner is with a CO2 analyzer and a smoke gun A properly adjusted burner will result in a quiet clean fire which will prevent sooting and frequent cleaning Using the following procedure will provide a margin of reserv...

Page 13: ...n the depth is correct the tip of the nozzle should just touch the base of the T gauge 2 Nozzle adjustments are made by sliding the entire nozzle assembly forward or backward within the blast tube see Figure 12 To check nozzle alignment 1 Insert the small end of the T gauge into the end of the cone and measure the nozzle and electrode alignment against the center lines marked on the gauge 2 If the...

Page 14: ...1st stage cooling demand passive dehumidification mode After 7 5 minutes the blower motor runs at 70 of the selected cooling air flow until 1st stage cooling demand is satisfied A call for 2nd stage cooling from the thermostat closes the R to Y2 circuit on the blower interface board The blower motor ramps up to 100 of the selected cooling air flow When the demand for cooling is met the blower ramp...

Page 15: ... to reinstall the locking screws 7 Brush out and vacuum the vent outlet area of the outer drum and reattach the vent pipe 8 Clean up around burner blower deck and vestibule area Heat exchanger cleanout kit ABRSH380 3 is available from the manufacturer Emergency Replacement Motor Operation If the variable speed motor in this furnace needs to be replaced in an emergency situation such as no heat and...

Page 16: ...506794 01 Page 16 of 16 Issue 1243 Figure 17 Wiring Diagram P N 48252 001 ...

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