28
Installation manual
8.5
Test run
• Loosen the measuring branch screw (2) 1/4 turn; connect a manometer to the measuring branch.
• Select a program with heat.
• Start the machine.
• Check the nozzle pressure, see “Table of pressure and adjustment”.
• If necessary adjust the regulator setting screw (4) behind the cover screw (3). Replace the cover screw (3) if
removed.
• Check that the gas is burning evenly. The blue flame on the burner is preferred.
2
3, 4
fig.7120
Note!
After connection all joints must be checked. There must not be any leaks.
8.6
Converting instructions
• Disconnect the power to the machine.
• Demount the back panel.
• Demount the air restriction plate (1).
• Demount the nozzle (2) and mount the new supplied nozzle.
• Re-mount the air restriction plate.
2
1
fig.X02894
Summary of Contents for D7-290
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