13
20197230
GB
Hydraulic systems
6.1
Fuel supply
The burner is designed to allow entry of the flexible oil lines on
either side of the burner.
6.1.1
Pump
The pump is supplied for use with a one pipe system.
For use on a two pipes system, it is necessary to screw the by-
pass screw
(A)
supplied with kit code
3000970
Before starting up the burner, make sure that the return pipeline
is not clogged.
An excessive back pressure (
1 bar) would cause the damage
of the pump seal, with subsequent fuel leaks inside the burner.
6
Hydraulic systems
Explosion danger due to fuel leaks in the pres-
ence of a flammable source.
Precautions: avoid knocking, attrition, sparks and
heat.
Make sure the fuel interception tap is closed be-
fore performing any operation on the burner.
WARNING
The fuel supply line must be installed by qualified
personnel, in compliance with current standards
and laws.
WARNING
It is necessary to install a filter on the fuel feed
line.
WARNING
The suction line plug 1)(Fig. 9) is made of plastic.
Once removed, it must not be used again.
In single-pipe installations, the plug in the return
line must be totally in steel.
Fig. 9
A
1
D5199
Summary of Contents for 3749251
Page 2: ...Original instructions...
