User guide

BOULTER BUDERUS CAMRAY 5
PAGE 54
joints or defective gland
packings)
Motor not driving pump
shaft
Check that flexible drive is functioning correctly
and not slipping.
Blocked atomiser nozzle Remove and replace nozzle.
Oil pressure abnormally
low
Check oil pressure on gauge and set to the correct
pressure (see technical data).
Solenoid valve faulty Break union at outlet to check presence of oil.
Check that seat is clear. Check coil for continuity.
Inspect coil feed wiring to control box.
Pump rotation incorrect Check.
Ignition failure:
Electrodes dirty Inspect and clean if necessary.
Electrodes mis-set Inspect and reset gap 3 to 4mm between tips.
2mm in front of nozzle face.
Cracked electrode
insulator.
Check and replace if cracked or crazed.
Electrode leads Check for proper connections
5. Burner lights up, runs
continuously and emits
visible smoke or shows
excess smoke on
combustion check
Air shutter closed Reset to correct position.
Wrong nozzle Check make, type and spray angle.
Worn atomiser nozzle Replace if necessary.
Oversize nozzle fitted in
error
Check size and replace with correct size of
necessary.
Nozzle incorrectly
stamped
Replace with correct nozzle.
Burner air supply
inadequate
Inspect air intake and fan for fouling of impeller
with dirt.
Burner oil pressure
excessive
Check pressure and reset to correct pressure (see
Technical Data).
6. Burner lights up, runs
normally but flame cuts
off slowly on shut down
(possibly with smoke or
pulsation)
Air in nozzle Should self-correct; if air repeatedly present; for
leaks on oil line and flexible.
Magnetic valve not
operating correctly
Inspecting and replace if necessary.
Shut off piston in pump
sticking
Replace pump.
7. Burner Pulsates
(a) continuously
Air shutter setting
incorrect or fan inlet
blocked
Inspect and reset or remove blockage.
Grossly oversized
nozzle
Checked and replace with correct size and type
(see Technical Data)
Air supply inadequate Check fan operation and cleanliness.
7. Burner pulsates
(a) continuously
Worn nozzle with
excess throughout or
uneven spray pattern
Replace with nozzle of correct type and size (see
Technical Data).
(b) at initial firing Air in supply line Purge at pump to remove.
Blocked flue ways Clean boiler and flue.
8. Burner locks out on
morning starts then runs
perfectly for rest of day
Localised low voltage
supply in early morning
Check with local Electricity Board to fit recorder.
Enlist aid of the Board.
Air present in oil supply Restart burner several times - press lockout reset
button repeat 7(b) above.
Bottom of oil tank
below level of oil pump
Raise tank or install a two pipe oil supply from tank.
Non-return valve faulty
or air leak in two pipe
oil supply system.
Renew non-return valve. Rectify air leak
9. Burner fails due to blown
fuse.
Short circuit in wiring Inspect wiring, sheathing and inter-component
connections for broken or damaged leads. Replace
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