Robur Supercromo, Installation, Use And Maintenance Manual

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Normal operation
Installation, use and maintenance manual – Supercromo
19
6
3001 3002
Nozzle
Diame-
ter (Ø)
G20 mm 1,45/1,70
G25 mm 1.75/1,80
G30 mm 0.85/0,95
G31 mm 0.85/0,95
Code
G20 - 53
G25 - 54
G30 - 50
G31 - 50
Figure 5.2
Detail of burner assembly
A Nozzle holder. B Cap
A
B
A
C
5.3.2
Conversion from LPG to natural gas
Figure 5.2
p. 19
1. Cut off electric power and gas supply.
2. Remove the casing from the frame and disconnect the
casing grounding cable.
3. Unscrew the B plug with a no. 19 wrench.
4. Using a no.10 socket wrench introduced in the open-
ing, unscrew the nozzle holder A.
5. Unscrew the calibrated nozzle C from the nozzle hold-
er A and replace it (Table 5.2
p. 18).
6. Screw the nozzle support and nozzle assembly back
on to the burner.
7. Reassemble the plug B.
8. Turn on the gas-fired convector and check the gas
tightness of plug B.
9. Check the gas pressure at the burner as described in
Paragraph 5.2.1 p. 17.
10. Remove the "LPG" adhesive label and replace it with
the "NATURAL GAS" adhesive label.
11. Connect the grounding cable of the casing and reas-
semble the casing.
6 NORMAL OPERATION
This section is for the end user.
The operation of the Supercromo gas-fired heaters is con-
trolled by the supplied control panel.
6.1 WARNINGS
General warnings
Prior to using the appliance carefully read the warn-
ings in Chapter III.1 p. 4, providing important
information on regulations and on safety.
First startup by TAC
First start-up may exclusively be carried out by a
Robur TAC (Chapter 7 p. 23).
Never power the appliance off while it is run-
ning
NEVER power the appliance off while it is running
(except in the event of danger, Chapter III.1 p. 4),
since the appliance or system might be damaged.