42
A
C
2x
2x
B
D
E
F
Fig. 30
1.
Remove electrodes
B
.
2.
Undo 2 retaining clips
C
on thermal insulation ring
D
and then remove thermal insulation ring
D
.
3.
Undo 2 Torx screws and remove burner gauze
assembly
E
with gasket
F
.
4.
Insert new burner gauze assembly
E
with new
gasket
F
and secure.
Torque: 5.0 Nm.
5.
Fit thermal insulation ring
D
.
6.
Fit electrodes
B
.
Torque: 4.5 Nm.
Commissioning, inspection, maintenance
Checking the burner gasket and burner gauze…
(cont.)
5789 302 GB
Summary of Contents for B2TB
Page 6: ...6 15 Keyword index 152 Index Index cont 5789 302 GB ...
Page 117: ...117 Parts lists Hydraulics 5789 302 GB Components ...
Page 154: ...154 5789 302 GB ...
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