FAULT
POSSIBLE CAUSE
ACTION
POOR FLAME CUT-OFF
Air in pump or at back of nozzle
Bleed pump through pressure gauge port, also
check for leaks in oil line if 2-pipe system.
Oil contaminated with water
Run off oil at burner until free of water and
drain condensation from tank.
Dirt in solenoid valve
Clean or replace valve.
Pump shut-off piston sticking
Replace pump.
Faulty non-return valve or air leak in
Replace non-return valve and cure leak.
two pipe system
Low voltage
Check with Electricity Board.
Combustion readings incorrect
Check combustion under normal running
conditions and compare readings with those
given under ‘Burner Settings’.
Oil level in tank falling below burner
Raise tank or fit a 2-pipe system.
Nozzle partially blocked
Replace nozzle
Oil pressure too low
Check and recommission
Flue blocked or damaged
Check and rectify
Fan slipping on shaft
Check and retighten
Pump coupling loose or worn
Check and replace
Delayed ignition
Check electrode setting and adjust to correct gap
Check electrode for damage
Check H.T. leads for damage and positive
connection
34
MORNING START
LOCK-OUT
DELAYED IGNITION -
BURNER PULSATES
ON START UP
BURNER STARTS
VIOLENTLY
Содержание Combi 50 ECO
Страница 10: ...7 Fig 2...
Страница 11: ...8 Fig 3 Note When fitting a room thermostat remove link wire A and wire the thermostat into terminals T and H...
Страница 14: ...11 Fig 4 EUROSTAR COMBI SCHEMATIC LAYOUT Fig 5 SEALED SYSTEM PIPING SCHEMATIC DIAGRAM...
Страница 15: ...12 Fig 6 ALTERNATIVE METHODS OF FILLING A SEALED SYSTEM Fig 7 TYPICAL DISCHARGE PIPE ARRANGEMENT...
Страница 20: ...17 Fig 11 SINGLE PIPE OIL SUPPLY HEAD H METRES...
Страница 21: ...18 Fig 12 TWO PIPE OIL SUPPLY...
Страница 22: ...19 Fig 13 DE AERATED OIL SUPPLY INSTALLATION...
Страница 26: ...23 727mm 727mm 100 125 780mm Fig 17 MODEL 70 90 7 175mm MIN 18 455mm MAX MODEL 70 90 23 585mm MIN 33 850mm MAX...
Страница 32: ...29 Fig 20 2273 VERTICAL B F KIT 2273 Vertical Balanced Flue Kit 600mm 24 3000mm MAX 118...