Riello Gulliver BS1/M, Installation, Use And Maintenance Instructions

Page: 31 / 36

29
20096985
GB
Maintenance
Gas filter
Change the gas filter when it is dirty.
Combustion
If the combustion values measured before starting maintenance
do not comply with applicable legislation or do not indicate effi-
cient combustion, consult the Tab. N on page 27 or contact our
Technical Support Service to implement the necessary adjust-
ments.
Leave the burner working without interruption for about 10 min,
checking the right settings in the 1st and 2nd stage of all the com-
ponents stated in this manual
–
Percentage of CO
2
(%)
– CO content (ppm)
– NOx content (ppm)
– Ionisation current (µA)
– Smoke temperature at the flue
7.3 Opening the burner
If maintenance of the combustion head is required, refer to the in-
structions given in “Operating position” on page 16.
For accessing to the interior of the burner, loosen the screws that
secure the cover and proceed with the maintenance operation.
Check the operation
–
Start-up of the burner with a sequence of functions (see
chapter “Operation sequence of the burner” on page 27).
– Ignition device.
– Air pressure switch.
– Flame monitoring.
– Seal test of components to the passage of fuel.
DANGER
Turn off the burner's power supply using the main
system switch.
DANGER
Turn off the fuel interception tap.
Wait for the components in contact with heat
sources to cool down completely.
DANGER
Operating safety hazards
Repairs to the following components may only be
carried out by the respective manufacturers or by
personnel instructed by them:
–
fan motor
– actuator
– air damper servomotor
– electromagnetic valves
– burner programmer
After carrying out maintenance, cleaning or
checking operations, reassemble the cover and
all the safety and protection devices of the burner.