33
FIGURE 24 TROUBLESHOOTING CHART
PROBLEM
CAUSE
CORRECTION
Check for Broken Wires
Tighten Connections
Clean Contacts
Thermostat
Replace Thermostat
Burner Motor Overload Tripped
Press Rest Button
Ceased Pump
Repair or Replace
Burner Motor Fails to Start
Faulty Primary Relay
Repair or Replace
Oil Supply
Check Oil Supply
Air Leak in Oil Supply Line
Tighten Fittings or Replace Line
Oil Line Plugged or Kinked
Clean or Repair
Oil Filter Clogged
Replace or Clean
Loss of Prime
Eliminate Teed Oil Lines
Electrode Setting
Adjust Electrodes
Loose or Dirty Nozzle
Replace Nozzle
Ignition Transformer
Replace Transformer
Burner Motor Overload Trips
Press Rest Button
Ceased Pump
Repair or Replace
Burner Start--No Flame
Faulty Primary Relay
Repair or Replace
Cad Cell
Clean or Replace
Oil Line Restricted
Clear Restriction
Plugged Fuel Pump
Clean Strainer
Loss of Prime
Eliminate Teed Oil Lines
Change to #1 Oil
Cold Oil
Convert to One Line System
Adjust Air Settings
Burner Locks out on Safety
Poor Combustion
Ensure Draft is Adequate
Air Leak in Oil Supply Line
Tighten Fittings or Replace Line
Loose or Dirty Nozzle
Replace Nozzle
Faulty Oil Pump
Repair or Replace Pump
Oil Supply Line
Ensure Properly Designed
Loss of Prime
Eliminate Teed Oil Lines
Electrode Setting
Adjust Electrodes
Cracked Electrodes
Replace Electrodes
Wrong Nozzle
Use Specified Nozzle
Low Oil Pressure
Adjust to Correct Setting
Excess Air
Adjust Air Setting
Burner Ignition Delayed
Faulty Transformer
Replace Transformer
Insufficient Combustion Air
Provide Combustion Air
Inadequate Flue Draft
Provide Specified Draft
Pump Seal Leaking
Repair Pump
Loss of Prime
Eliminate Teed Oil Lines
Nozzle Assembly Adjustment
Ensure Setting is Correct
Burner Adjustment
Check Using Instruments
Blast Tube Burned Off
Check Blast Tube
End Cone Wrong or Burned Off
Check End Cone
Incorrect Insertion
Measure Insertion Depth
Dirty Burner Fan
Clean Blades
Damaged Chamber
Check Chamber
Clogged Flue Passages
Clean Flue Passages
Nozzle After Drip
Check Fuel Delivery System
Fumes & Odors From Burner
Unspecified Nozzle
Replace Nozzle
Summary of Contents for LFR-72
Page 17: ...16 FIG 10 TYPICAL OIL TANK PIPING INSTALLATIONS...
Page 18: ...17 FIG 11 DIMENSIONS CONTROL LOCATION NH3...
Page 19: ...18 FIG 12 LFR SET UP...
Page 20: ...19 FIG 13 STANDARD WIRING SCHEMATIC DIRECT DRIVE...
Page 21: ...20 FIG 14 STANDARD WIRING SCHEMATIC A C READY DIRECT DRIVE...
Page 22: ...21 FIG 15 STANDARD WIRING SCHEMATIC BELT DRIVE...
Page 24: ...23 FIG 16 NH3 EXPLODED ASSEMBLY...