67
8
SYSTEMA S.p.A.
INFRA ES rev. 02GBEN13112018
MAINTENANCE
8 MAINTENANCE
Important
The electrical connections must be in-
stalled by qualified personnel with the
appropriate skills and in compliance with
the national and local regulations in force
and with the contents of this manual.
8.1 FUEL CHANGE
Change of fuel must be carried out by suitably qual
-
ified personnel responsible for compliance with the
applicable safety regulations; the manufacturer de
-
clines any responsibility for any damage caused by
incorrect processing or improper use and/or misuse
of the appliance. To perform gas transformation pro
-
ceed as follows:
1) 1) Close the gas supply and disconnect the
power supply.
2) Disconnect the combustion torch from the sole
-
noid valve (30 mm wrench).
3) Unscrew the nozzle (provided in the transverse
slot head) from the inside of the torch, making
sure that it does not damage the electrodes (of
ignition and flame detection) located in the head
of the torch itself and the corresponding cables.
4) Replace with the nozzle contained in the trans
-
formation kit after checking that the diameter cor-
responds to that shown on the data plate.
WARNING
The user must not intervene on the controls of the equipment located on the control panel
during maintenance activities.
The maintenance technician must place a warning sign on the control panel of the system
for the duration of the maintenance activities where the following phase is specified: "Sys
-
tem under maintenance, IT IS FORBIDDEN to carry out operations on the control panel of the
equipment.”
Fig. 8.1
Nozzle
Combustion
torch
Use protective gloves, harness, helmet and safety
shoes for maintenance operations in accordance
with current legislation.
WARNING
During testing and installation opera-
tions, personnel must be equipped with
individual protection devices according
to current legislation.
