┌────────────────────────────────────────────────┬─────────────────────────────────────────────────────────────┐
│LOCATION OF FAULTS ││
├──────┬──────┬──────┬──────┬──────┬──────┬──────┤ │
│A│B│C│D│E│F│││
├──────┼──────┼──────┼──────┼──────┼──────┼──────┤ │
│Flame │Flame │Soot │Heater│Heater│Over- │││
│extin-│extin-│forma-│stops │heats │flow │││
│gui- │gui- │tion │after │insuf-│secu- │││
│shed │shes │in │15 min│fi- │rity ││CHECK: │
│imme- │after │burner│or │cient-│is │││
│diate-│the │pot │longer│ly │filled││A. Electrical connection. │
│ly af-│main │and │period││with ││B. Positioning of burner pan and burner ring. │
│ter │fan │combus│││oil ││C. Flue installation, see page 1. │
│igni- │has │tion ││││││
│tion │star- │cham- ││││├─────────────────────┬───────────────────────────────────────┤
││ted │ber │││││CAUSE │SOLUTION │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
││1 ││7 │5 │││Fuel tank is empty or│Clean filter. │
││││││││filter is obstructed.││
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
│2 ││2 │││││Combustion air fan │Check: if plug is in socket. │
││││││││does not work. │Check: if fan motor is blocked. │
│││││││││Check: electrical connections and │
│││││││││thermostat. │
│││││││││Check: air supply to the fan. │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
││3 ││5 │3 │││Supply tube is ob- │Fuel flows into tank via return pipe, │
││││││││structed. │clean fuel supply tube. │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
││4 ││4 ││││Pump motor is not │Check if pump shaft can be turned by │
││││││││working. │hand. if not, remove and clean pump. │
│││││││││Check if oil is too viscously: turn │
│││││││││capacity regulator to position high. │
│││││││││Check overflow security switch by mo- │
│││││││││ving the overflow tray a few times up │
│││││││││and down. │
│││││││││Control switch is not pushed in or │
│││││││││drawn out well. │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
│3 │5 ││1 ││││Overheating security │Too much oil has been used for the │
││││││││has switched off │ignition procedure. │
││││││││heater. │Check if main fan is not blocked and │
││││││││(Reset this security │working. │
││││││││by pushing the button│Check fan and electric connections. │
││││││││in the heater) │Capacitor in switch box may be faulty.│
│││││││││Overflow security is filled with oil, │
│││││││││see F. │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
│││1 │││1 ││Burner pan, burner │Clean burner pan daily. │
││││││││ring and burner pot │Clean burner pot and burner ring at │
││││││││have not been cleaned│least once a week. │
││││││││regularly. ││
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
│││4 │││││Poor connection be- │Check packing and slide construction. │
││││││││tween sliding panel │Replace packing if necessary. │
││││││││with bottom and bur- │Adjust set screw for spring pressure. │
││││││││ner pot. ││
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
│4 │││││││Flame control thermo-│Connect the two wires to the thermo- │
││││││││stat is defective. │stat (attention, 220V) on nr. 5 and 12│
│││││││││If main blower starts to rotate, this │
│││││││││indicates a defective thermostat. │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
│1 ││3 │3 │2 │2 ││Insufficient chimney │Check flue for leakages. │
││││││││draught. │Check if draught stabiliser is in │
││││││││Min. draught = 2 mmwk│closed position. │
│││││││││Check flue for obstruction. │
│││││││││Check flue height. Min. height is 5 m.│
│││││││││If there is more than 1 elbow or hori-│
│││││││││zontal pipe, the flue height must be │
│││││││││extended. │
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
││││2 │1 │3 ││Fuel does not vapo- │Viscosity of oil is too high. Mix with│
││││││││rise sufficiently. │paraffin or diesel oil. │
││││││││After some time the ││
││││││││overflow security ││
││││││││switches off heater. ││
├──────┼──────┼──────┼──────┼──────┼──────┼──────┼─────────────────────┼───────────────────────────────────────┤
││2 ││6 │4 │││Tank contains water. │Clean tank. Drain by means of drain │
│││││││││plug beneath the tank. │
└──────┴──────┴──────┴──────┴──────┴──────┴──────┴─────────────────────┴───────────────────────────────────────┘