Technical data

ISSUE 2

CHECKING GAS PRESSURE AND SOUNDNESS

REMOVE THE PRESSURE TEST POINT SCREW FROM THE INLET ELBOW AND

CONNECT PRESSURE GAUGE.

TURN ON GAS TO APPLIANCE.

ROTATE THE CONTROL TO THE IGNITION POSITION AND PUSH IN TO ALLOW THE

AIR IN THE PIPEWORK TO BE PURGED.

PUSH IN PIEZO IGNITION SWITCH

CHECK THAT THE ELECTRODE IS SPARKING.

CONTINUE SPARKING UNTIL PILOT IGNITION IS ESTABLISHED.

TURN THE GAS CONTROL KNOB ON TO THE HIGH POSITION AND ALLOW TO RUN

FOR FIVE MINUTES.

CHECK THE INLET PRESSURE IS 20 MBAR. +/- 1mbar

CHECK FOR GAS SOUNDNESS.

TURN OFF GAS SUPPLY, DISCONNECT PRESSURE GAUGE AND REPLACE PRESSURE

TEST POINT SCREW.

FUEL BED LAYOUT

PERIODICALLY SMALL DEPOSITS OF SOOT MAY GATHER ON

THE FUEL BED AND BURNER, THIS MUST BE REMOVED BY

REMOVING FUEL AND BRUSHING ANY DEPOSITS WITH A

SOFT BRUSH AND VACUUMING THE BURNER, THEN REPLACE

FUEL USING THE FOLLOWING PROCEDURE.