30
www.ecoflam-burners.com
EN
420010463703
TROUBLESHOOTING INSTRUCTIONS
TROUBLESHOOTING TABLE
OIL OPERATION
Burner doesn't start
Fuel pump noisy / unprimes / leaks
Burner starts with continuous pre- purge
Burner starts and then goes into lock-out
Pilot Ignition failure (1st safety time - LFL
only)
Main Ignition failure (2nd safety time)
Burner lock-out after flame appereance / pulsation
Flame control repeats the cycle and doesn’t give consent
Smoke in flame - dark Bacharach
Burner doesn't switch into Hi flame
Burner lock-out during operation
LFL
LAL
ST
A
TUS
CAUSES
REMEDIES
MUL
TICALOR
MUL
TIFLAM
MAIOR OILFLAM
HEA
VY
OIL
Preheating period too long
Check GEFRAN controller,
replace if necessary
X
X
X
YES YES
Defective Gefran controller
Replace control unit
X
X
X
YES YES
PRE-ST
AR
T
(MISSING SIGNALS)
Defective control box unit
Replace control box unit
X
X
X
X
X
X
X
X
YES YES
No electrical power supply
Wrong electrical connections
Check switches/contactors
Check connections
X
YES YES
Air pressure switch not "closed"
Check contacts
X
YES YES
Boiler thermostats open
Check contacts
X
YES YES
Fan motor overload intervention Replace fuse
X
YES YES
Auxiliaries fuses interrupted
Replace fuse
X
YES YES
Servomotor [CLOSE] position
switch not reach
Check servomotor settings
X
YES YES
PRE-ST
AR
T
(OIL
PUMP)
High vacuum in oil pipe due to
dirty filter
Clean filter or replace filter
cartridge
X
X
YES YES
Burner is higher than oil tank by
more than 3 m
Reduce Height or prepare a
ringline pump
X
X
YES YES
Air in the oil pipeline
Re-tighten pipe connections
X
YES YES
SEQUENCE ST
AR
T
Servomotor [OPEN] position
switch not reach
Check servomotor settings
X
YES YES
Servomotor [MIN] position
switch not reach
Check servomotor settings
X
YES YES
Extraneous Light
Eliminate light source
X
YES YES
Fuel solenoid valve fails to close
(Light oil Burner - direct ignition)
Clean valves or replace if
necessary
X
YES YES
LACK
OF AIR
Air pressure switch fail to
connect to Terminal 14
Check contacts
X
YES
NO
Fan contaminated/dirty
Clean fan
X
X
X
YES
NO
Fan motor rotation direction not
correct
Check direction and contactor
X
X
X
YES
NO
IGNITION & FLAME
ST
ABLISA
TION PERIOD
Flame supervision circuit
internal test failed
Replace control unit
X
YES
NO
Pilot flame failure - Pilot gas
valves not open
Check valves contacts / replace if
necessary
X
YES
NO
Pilot flame establish - weak
flame signal
Check flame sensor
Replace if necessary
X
YES
NO
Ignition transformer faulty
Replace
X
X
YES YES
Ignition cable & electrodes
defective
Replace
X
X
YES YES
Electrode bad position
Check setting / replace if
necessary
X
X
YES YES
Fuel oil solenoid valve fails to
open
Check contacts and clean valves.
Replace solenoid coil if necessary
X
YES YES
ONL
Y
FOR OIL
BURNER
Air pressure switch not close,
Oil pump contactor open
Check air pressure switch contacts
X
NO
YES
No oil supply
Check shut-off valves
Check Pump, replace if necessary
X
NO
YES
Oil pump coupling broken
Replace pump unit
X
NO
YES
COMBUSTION
Flame sensor signal failure
Clean, re-position or replace if
necessary
X
X
X
X
X
YES YES
Head adjustment not correct
Check settings
X
X
X
YES YES
Oil/Air mixture setting not
correct
Check settings
X
X
X
YES YES
Dirty combustion head
Clean or replace disk if necessary
X
X
X
YES YES
Nozzle dirty or damaged
Clean or replace nozzle if
necessary
X
X
YES YES
Fuel pressure inappropriate
Adjust pressure or replace pump if
necessary
X
X
X
YES YES
Capacity reduction
Check filter, pump pressure and
nozzle. Replace item if necessary
X
YES YES
Load control device does not
close
Check load control, replace if
necessary
X
X
YES YES
The list of faults/causes/possible solutions for a set of main failures is a guideline for professional personell authorised to carry out
service and maintenance.
Irregular burner operation or malfunction: check that every adjustment parameter is correctly set as per instruction on this manual.
Summary of Contents for 3142132
Page 3: ...3 www ecoflam burners com EN 420010463703 CONFORMITY DECLARATION ...
Page 34: ...34 www ecoflam burners com EN 420010463703 APPENDIX Fluidics nozzle chart ...
Page 35: ...35 www ecoflam burners com EN 420010463703 APPENDIX Fluidics nozzle chart ...
Page 36: ...36 www ecoflam burners com EN 420010463703 APPENDIX Fluidics nozzle chart ...
