12
Initial start−up, inspection and maintenance
Further details regarding the individual steps
(cont.)
Nozzle replacement
1.
Plug the burner lid into the burner
housing, with the blast tube
connection pointing upwards.
Note
This avoids air−locks being created
when replacing nozzles.
2.
Pull flame monitor
C
from the
flange.
3.
Release fixing screw
D
by two
full turns.
4.
Remove sensor plate
A
from the
blast tube connection.
6.
Replace the nozzle (whilst holding
the blast tube connection).
Note
For make and type of nozzle, see
standard values for burner
adjustment on page36.
7.
Only for 15 to 33kW:
Check seal washer
B
on
deflector
E
of the sensor plate
and apply instrument grease;
replace the seal ring if necessary.
8.
Push sensor plate
A
onto the
blast tube connection up to the
end−stop of the oil preheater and
retighten fixing screw
D
.
9.
Push flame monitor
C
into the
flange, until the strap audibly clicks
into place (see page14, Fig. above).
Note
The flame monitor, typeQRB,
should be positioned at the sensor
plate (see page14).
5692589GB
A
F
B
E
C
D
15 to 33kW
40kW
A
F
C
D
50 and 63kW
A
F
C
D
Summary of Contents for VEK
Page 31: ...31 Parts list Parts list cont 5692 589 GB 002 001 017 005 049 009...
Page 33: ...33 Parts list Parts list cont 5692 589 GB 047 020 041 021 040 80o 80p 034 033 046 039 038...
Page 37: ...37 Appendix 5692 589 GB...
Page 39: ...39 Appendix Maint service Maint service Maint service Maint service 5692 589 GB...
Page 41: ...41 Appendix Maint service Maint service Maint service Maint service 5692 589 GB...
Page 42: ...42 Appendix 5692 589 GB...
