Gas installation
To be carried out by qualified personnel
Mount a shut-off valve upstream from the
machine.
The gas connection to the machine should be
dimensioned to an output of 10 kW (WD4130)
and 19 kW (WD4240).
The factory nozzle pressure setting corresponds
to the fuel value given on the name plate.
Check that the nozzle pressure and fuel value
agree with the values given in the table. If not,
contact the supplier.
Bleed the pipe system before connecting the
dryer.
After connection, test all joints for leaks.
Test run
Loosen the measuring branch screw (B) 1/4 of a
1
turn.
Connect a manometer to the measuring branch
(B).
Select a programme that uses heat.
Start the machine.
Check the nozzle pressure, see table.
If necessary, adjust the setting screw (C) of the
regulator under the cover screw (D).
Check that the gas is burning evenly and with a
bluish flame.
Gas valve
A
Measuring branch, supply pressure
B
Measuring branch, nozzle pressure
C
Cover screw
D
Adjusting screw
Installation
1
A
41
B
C,D
7112B