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MBM FB74AXS Manual De Uso E Instalación página 44

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  • MEXICANO, página 79
4. Screw the new injector.
Make sure there are no gas le-
aks
ADJUSTMENT OF MAIN BURNER
- see SECT. IMAGES - REF. m)
For primary air adjustment:
1. Unscrew the locking screw (Fig. 1).
2. Where required set the distance (X)
mm of the bushing corresponding to the
selected gas (see Gas reference Table).
Block the bushing with the
screw and put a tampering de-
tecting seal on it
ADJUSTMENT
THERMAL RANGE - see SECT.
IMAGES - REF. n)
In the provided models, the reduced
thermal range is obtained with the "si-
zed" by-pass minimum screw (Fig. 2),
Whenever it is necessary to
operate inside the machine (in-
spections, replacements, etc),
prepare it for the necessary
operations in relation to the sa-
fety conditions
"FLEX BURNER" refers to the option of
changing the position of the open-fla-
me burners inside the equipment.
This operation can only be
performed by the authorised
technical assistance service
SEE SECT. IMAGES - REF. p)
Proceed as follows to change the po-
sition of the burners:
THE PRESENT MANUAL IS PROPERTY OF THE MANUFACTURER. ANY REPRODUCTION, EVEN PARTIAL, IS PROHIBITED.
OF
MINIMUM
- 16 -
GAS TYPE CHANGEOVER
screwed hard (see Gas Table).
Open the cut-off cock upstream the
machine.
In case of screw replacement put
a tampering detecting seal on it at
the end of the detection process
PILOT BURNER ADJUSTMENT -
see SECT. IMAGES - REF. o)
For primary pilot air adjustment:
1. Close the cut-off cock upstream the
machine;
2. Remove the pilot;
With the appropriate tools, adjust the
opening of the pilot hole (Fig. 1) to set
the following :
- 1 mm for LPG
- 2 mm for METHANE gas
Place the parts removed in
the correct position and order.
FLEX BURNER
1. Disassemble the panel and the
knobs
2. Remove the grilles, burner caps
and burners (Fig. 1/A burner 5.5 / 7
kW - Fig. 1/B burner 11 kW)
CHANGING THE POSITION OF THE
BURNERS 700 (7KW
1. Adjust the minimum by-pass screw
(Fig. 2/A)
2. Unscrew the nozzles (Fig. 2/B) and
screw them in the chosen position
3. Remove the power plate (Fig. 2/C)
and place it on the corresponding burner
Place the pieces in the right
order and positions
Check the gas setting and seal
with the special tools
5,5KW)
7.

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