MCS MH 500 Manuel D'utilisation Et De Maintenance page 14

 CLEANING COMBUSTION
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CHAMBER:
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IMPORTANT: This operation can be car-
ried out by contacting the authorised
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technical support centre.
It is recommended to clean the combustion
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year or when required to avoid problems
regarding chimney draught and combustion.
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The combustion chamber is cleaned through
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heater.
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Closely follow this sequence to perform
cleaning (keep the screws and washers with
À
care):
•••10.1.1. Remove the air ducting cone by
no
removing the screws which secure it to the
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heater (Pic. 16).
•••10.1.2. Remove the plates which close the
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inspection openings, by removing the screws
(Pic. 17).
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•••10.1.3. Remove the gaskets installed and do
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not reuse them. Use only new and original
gaskets (Pic. 18).
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•••10.1.4. Spray high pressure water inside the
chamber through the inspection openings
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(Pic. 19). When washing, move the nozzle
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in various positions so the water reaches all
the slots of the combustion chamber.
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11. PREVENTIVE MAINTENANCE SCHEDULE
WARNING: BEFORE PERFORMING ANY MAINTENANCE OR REPAIRS, DISCONNECT
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THE POWER CABLE AND MAKE SURE THAT THE HEATER IS COLD.
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COMPONENT
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Safety thermostat
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Electrode distance Yearly check and/or when required
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Nozzle
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Electrical system
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Fan
Motor
Fuel pump
Combustion
chamber
MAINTENANCE FREQUENCY
Yearly check and/or when required
Replace yearly and/or when
required
Yearly check and/or when required
Yearly cleaning and/or when
required
Yearly check and/or when required
Yearly check and/or when required
Yearly check and/or when required
•••10.1.5. Lift the combustion chamber from the
back to empty as much water as possible
from inside the chamber (this operation must
be carried out with the utmost attention to
avoid personal harm or damaging the heater)
(Pic. 20).
•••10.1.6. Reassemble the heater performing
the sequence of operations in the opposite
order, replacing the gaskets with original
spare parts.
BEFORE SWITCHING THE HEATER BACK
ON, MAKE SURE AS MUCH WATER AS
POSSIBLE HAS BEEN ELIMINATED FROM
INSIDE THE COMBUSTION CHAMBER TO
AVOID SERIOUS DAMAGE.
 CLEANING THE FAN:
Use compressed air for routine cleaning of the
fan, blowing the air through the rear grille.
 CLEANING THE BURNER:
IMPORTANT: This operation can be car-
ried out by contacting the authorised
technical support centre.
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clean the burner.
MAINTENANCE PROCEDURE
Contact the authorised technical
support centre
Contact the authorised technical
support centre
Contact the authorised technical
support centre
Contact the authorised technical
support centre
Blow compressed air through the
rear grille
Contact the authorised technical
support centre
Contact the authorised technical
support centre
Contact the authorised technical
support centre