GB-12
D
GB
F
NL
I
E
1,5 – 2 mm
3,4–3,8 mm
X
X
15
18
16
17
19
20
21
Fully tighten
the union
nut.
Rotating the gas insert
1,5 – 2 mm
3,4–3,8 mm
X
X
15
16
17
18
20
19
21
22
23
Tighten the
union nut
only slightly.
Align the gas
lance so that
the electrode
is not subject
to mechanical
stress.
ECOMAX
0–3: align
and centre
the elec-
trode.
The electrode
must always
be positioned
at the top left.
1,5 – 2 mm
3,4–3,8 mm
X
X
15
16
17
18
20
19
21
22
23
Fully tighten
the union
nut.
Replacing the combustion chamber on
ECOMAX
®
4 – 5
15
17
18
16
21
20
19
Press the
retaining star
against the
spring.
Guide the
feet through
the openings
provided for
them.
Slowly allow
the star to
be pressed
against the
ceramic
component.
Release
the feet by
turning them.
Press the ce-
ramic com po-
nent against
the star,
position the
feet by turning.
ECOMAX
4–5: distance
between
insulator and
burner head