IDEAL icos system HE15

53
icos system - Installation and Servicing
FAULT FINDING FAULT FINDING FAULT FINDING FAULT FINDING
FAULT FINDING
78 FAULT FINDING CHART MAIN MENU
ALTERNATING 'L' 'F'
GO TO FRAME 79
ALTERNATING 'L' 'E'
GO TO FRAME 80
ALTERNATING 'L' 'A'
GO TO FRAME 81
ALTERNATING 'L' '8'
GO TO FRAME 82
ALTERNATING 'H' '1'
GO TO FRAME 83
ALTERNATING 'H' '4'
GO TO FRAME 84
ALTERNATING 'H' 'F'
GO TO FRAME 85
In order to assist fault finding the boiler has an LED diagnostic display. The key to the display codes is as follows:
ALTERNATING 'H' 'n'
GO TO FRAME 86
ALTERNATING 'H' 'E'
GO TO FRAME 80
ALTERNATING 'H9'
GO TO FRAME 84
ALTERNATING 'L9'
GO TO FRAME 84