Section 1: introduction
Page 7
1.5.6 Side Pellet Store
An optional separate 140kg capacity pellet store is available to
increase the pellet storage for the External Vecta boiler. This side
pellet store is the same external design as the External Vecta boiler
and is designed to be located at the right hand side of the boiler only.
It incorporates an auger to automatically transfer pellets from the side
pellet store to the boiler pellet store when activated by the contents
switch. Refer to Section 10 for full details of the installation and
operation of the side pellet store.
this side pellet store CannOt be installed on the left hand
side of the External Vecta boiler.
nOtE
!
1.6 Logo indicator
The illuminated Grant logo indicator, supplied with the boiler, should
be mounted on a standard electrical back box (either recessed or
surface mounted) in a convenient and visible position within the
property. Refer to Section 8 for electrical connection details.
The Logo Indicator has been designed to assist the user by clearly
indicating the following boiler conditions:
Logo illuminated (low brightness):
Indicates the following:
•
The electrical power supply is connected to the boiler and it is
switched on
•
There is no demand from the heating system controls for the
boiler to operate
AND/OR
•
The ON/STANDBY switch on the boiler control panel is set to OFF
This does not indicate that the boiler is operating or that the burner is
firing. Refer to Section 9.
Logo illuminated (high brightness):
Indicates the following:
•
The electrical power supply is connected to the boiler and it is
switched on
•
There is a demand from the heating system controls for the boiler
to operate
AND
•
The ON/STANDBY switch on the boiler control panel is set to ON
This does not necessarily indicate that the boiler is operating or that
the burner is firing. Refer to Section 9.
Logo flashing (slow flash):
Indicates a low pellet level – when the minimum level of pellets in the
pellet hopper has been reached. Top up the pellet hopper in the boiler
without delay. Refer to Sections 1.4.4 and 3.
If a side pellet store is installed, also top up this store at the same
time. Refer to Section 10.
Logo flashing (fast flash):
Indicates ash pan needs emptying – empty ash pan without delay.
Refer to Section 1.7.
1.7 Boiler Cleaning and Servicing
The Grant External Vecta wood pellet boiler is equipped with an
automatic cleaning system for the burner brazier and both heat
exchangers.
The ash pan (located inside the combustion chamber) MUST be
periodically emptied by the user. This simple task must be carried out
when indicated by the Grant logo Indicator flashing (fast flash). Refer
to Section 1.6.
The boiler is fitted with a hinged front door with a lockable door catch.
This door must be opened to gain access to the ash pan for the
periodic cleaning of the boiler. Refer to Section 12.6.5.
To open the door, first unlock and remove the padlock (if fitted).
Rotate the knob of the catch clockwise to unlatch and fully open the
front door.
A multi-purpose tool is supplied with the boiler for servicing and
cleaning. This is used for the following functions:
•
As the door catch handle – required to open the combustion
chamber door
•
As the ash pan carrying handle*
•
To open the brazier catch
•
To remove the brazier front plate, the brazier base plate and the
brazier cotter pin
The multi-purpose tool is hung on a hook located on the panel to the
left of the combustion chamber door. Always replace the tool back on
this hook after use to ensure it is available when next required.
*An ash pan carrying handle is also supplied with the boiler. This must
be used in conjunction with the multi-purpose tool, to support the
opposite end of the ash pan, when removing it from the boiler. Refer to
Section 12.6.5. The ash pan, once removed can only be replaced one
way. If replaced incorrectly the combustion door cannot be closed.
Whilst removing the ash from the boiler, care must be taken to
avoid contact with hot surfaces. always wait for the boiler to cool
down before opening the combustion chamber door and removing
the ash pan.
!
CaUtiOn
the boiler MUSt be serviced either annUaLLY or when the
‘Service’ message is displayed on the control panel LCD
screen, whichever comes FiRSt.
Servicing should only be carried out by a Grant Trained Installer and
details of each service should be recorded in the Service Log in the
back of the User Guide.
