BIEMMEDUE JUMBO 85 Manuel D'instructions page 42

• Adjust the gas pressure switch to 75% of its supply pressure
• Air pressure switch setting: 2 mbar
• Gas pressure switch setting: 75 % P
• Close the burner cover;
• Open the box containing the gas valve group and remove the valve
already secured onto a support plate
• Secure the gas valve group to the machine using the M8 and M5
screws.
• Remove flange D with seal E previously assembled on the burner
cover and insert it by sliding it on the gas delivery pipe.
D - E
• Connect the stainless steel hose to the burner, taking care to
properly insert the N gas seal:
• Locate the cable with 6-pin Wieland plug running out of the gas
valve group and insert the plug into the burner socket;
• Apply one of the two stickers with the serial number on the
nameplate of the machine characteristic data:
L-L 239.01-BM
IN
N
EN
• Apply the second sticker with the serial number on the Assembly
and Installation Declaration contained in the user manual:
• The burner is not pre-adjusted by the manufacturer and must be
set according to
Characteristics of the user manual: follow the instructions in the
manual to complete the connection of the machine to the gas
supply system and for commissioning
Warning
Check all threaded connections on the gas line.
When commissioning, check for any gas leaks or
seepages using soap and water
4.5. CONNECTION TO FUEL SUPPLY
Warning
The heater must be installed, set up, and used in
compliance with all applicable regulations.
Warning
Before installing, check the gas supply conditions
required for the type of gas chosen and for the EU country
of installation (Tables I and II).
The gas supply pipe must be properly sized, conform to the installed
thermal power, and guarantee the necessary conditions for gas
supply.
Warning
The gas supply pressure must be guaranteed during
heater operation and not with the heater off.
data reported in Table of Technical
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