Ecoflam MAX 20 Serie Manual De Uso página 16

EN
Service
­ Maintenance
Burner and boiler servicing must only
be carried out by qualified personell.
The system operator is advised to take
out a service contract to guarantee
regular servicing.
Attention
• Disconnect the electrical supply before
carrying out any maintenance or
cleaning work.
• The blast tube and firing head may be
hot.
5
Fan assembly
Observe the positioning diagram below
when replacing the motor and blower
wheel. The inside flange A of the blower
wheel must be fitted at the same level as
the equipment plate B. Insert a straight
edge between the wing of the blower wheel
and set A and B to the same height, tighten
the set screw on the blower wheel
(maintenance position 1).
Nozzle and cleaning replacement
Use only the suitable box wrench provided
for this operation to remove the nozzle,
taking care to not damage the electrodes.
Fit the new nozzle by the same care.
Note: Always check the position of
electrodes after having replaced the
nozzle (see illustration). A wrong position
could cause ignition troubles.
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Checking the exhaust gas temperature
• Check the flue gas temperature at
regular intervals.
• Clean the boiler if the flue gas
temperature is more than 30°C above
the value measured at the time of
commissioning.
• To simplify the check, use a flue gas
temperature indicator.
Burner maintenance positions
• After removing the screws 5 turn the
burner and pull it out of the flange. It is
1
possible to fix the burner in three positions
for maintenance.
Position 1
Maintenance line air
(cleaning/substitution fan)
Position 2
Burner head maintenance.
Position 3
Maintenance components (filter and light
oil pump).
2
Maintenance on the burner
Maintenance position 1
• Clean fan and housing and check for
damage.
Maintenance position 2
• Check and clean the combustion head.
• Replace oil nozzle.
• Check ignition electrodes, readjust or
replace as necessary.
• Fit combustion head. Observe
adjustment dimensions.
• Fit burner.
• Start burner, check flue gas data, correct
burner settings if necessary.
Maintenance position 3
• Check oil supply components (tubes,
pumps, oil feed tube) and their
connections for leaks or signs of wear,
replace if necessary.
• Check electrical connections and
connection cables for damage, replace if
necessary.
• Check pump filter and clean if
necessary.
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