Glow-worm Ultracom 38cxi Installation And Servicing page 50

To enter the diagnostic menu:
a) Press and hold the 'MODE' button for 5 seconds.
The display will change to flashing '0'.
b) Use the '+' or '-' buttons to scroll to 96 (This is
the installer level access password).
c) Press 'MODE' to confirm, see diagnostic display 1.
Use the '+' or '-' buttons to view the appropriate
diagnostic number, see diagram 14.7.
Diagnostic display 1
If necessary the values can be changed by:
a) Pressing the 'MODE' button.
b) The diagnostic value flashes, see diagnostic display 2.
c) Use the '+' and '-' buttons to cycle through
available values.
d) The change is saved by pressing 'MODE' once more.
Diagnostic display 2
(NOTE: Only certain parameters can be adjusted)
To exit the diagnostic menu press and hold the
'MODE' button for 5 seconds.
Supplied By www.heating spares.co Tel. 0161 620 6677
14 Fault Finding
Diagnostic
value
Diagnostic
number
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