Master Lock WA 59 A Electric Heater User Manual


 
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LOCATION OF FAULTS
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A B C D E F
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Flame Flame Soot HeaterHeaterOver-
extin-extin-forma-stops heats flow
gui- gui- tion after insuf-secu-
shed shes in 15 minfi- rity CHECK:
imme- after burneror cient-is
diate-the pot longerly 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
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1 7 5 Fuel tank is empty or Clean filter.
filter is obstructed.
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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.
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3 5 3 Supply tube is ob- Fuel flows into tank via return pipe,
structed. clean fuel supply tube.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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2
6 4 Tank contains water. Clean tank. Drain by means of drain
plug beneath the tank.
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