Grant EURFBH18MAX4, Installation, Commissioning & Maintenance Instructions

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Maintenance Of Your Boiler
- The fuel supply pipes must be checked every year and replaced
every 2 years.
- Check and clean the components located on the main burner.
10.7 CLEANING AND REPLACING THE
COMBUSTION HEAD COMPONENTS
- Remove the screws (1) using a screwdriver and slide the
combustion head (2) to remove it
- loosen the screw (3) using the hexagonal wrench provided and
remove the diffuser (4) with the group of electrodes (5)
- a fl at wrench of suitable size must be used on the fuel supply line
to remove the nozzle (6)
- make sure that all components are in good condition, have not
been damaged by high temperatures, are clean and have no traces
of soot. Replace damaged components.
- clean all components carefully.
- put the components back in place, performing the above
procedure in reverse.
2 3
5
6
1
4
If the air distributor (1) is removed from
its housing, it must be repositioned,
making sure that the hole (2) is aligned
with the pin (3).
1
2
3
10.8 CHECKING THE DEFLECTOR
POSITION
To check the position of the diffuser:
- remove the combustion head as described in paragraph “6.4.1
Cleaning and replacing the combustion head components” on
page 44
- use the key provided to loosen the screw (8) and allow the posi-
tion of the diffuser to be checked. One turn of the key is suffi cient.
18kW, 24kW & 32kW
18kW, 24kW & 32kW
CAUTION
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