Technical data
RUBY RANDOM PEBBLE LAYOUT 
SIX RANDOM PEBBLES FIT 
FLUSH 
ON TOP OF FRONT FIBRE, 
PUSHED  AS FAR TOWARDS THE 
BACK FIBRE BUT NOT OVER THE 
BURNER. 
IF THE FLAMES WAS TURNED ON 
NOW THE FRONT PEBBLES 
WOULD NOT IMPINGE THE 
FLAME 
BURNER 
RANDOM PEBBLE PIECES 
TWO RANDOM FUEL PIECES 
SIT ON TWO SIDES AS SHOWN 
5 PIECES SIT BETWEEN THE TWO ON THE 
SIDES AS SHOWN 
FINAL 3 SIT CENTRAL AS SHOWN 
4 RANDOM PIECES SIT AS SHOWN 
CUSTOMER SPARE PARTS 
FUEL BED RUBY001 MAIN MATRIX RUBY002 
FRONT FIBRE RUBY 003 INSTUCTIONS RUBY 004 
BRASS TRIM RUBY 005 
ISSUE 2 
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