Glow-worm Ultracom 38cxi - Page 51

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51
14 Fault Finding
Diagram 14.7
13578
Indicates read and write function - all other diagnostics are read only
Diagnostic Menu - Level 1 Installer Access
Outside temperature
d.99 State List (see table diagram 14.8)
d.83 Cycles in hot water operation Quantity
d.74 Pre-heat enabled/disabled 0 : Off 1 : enabled (def
ault)
d.24 System water pressure in bar
d.22 Domestic hot water demand
1 = on, 0 = off
d.28 Option Relay 2 Reserved for future use
d.27 Option Relay 1 Reserved for future use
d.91 Internal Progr
ammer type 0:24 hour (default) 1:7 day
d.92 Enable/Disable Internal Programmer 0: CH Off, DHW Off
1: CH Off, DHW On
2: CH On, DHW Off (Default)
3: CH On, DHW On
DHW Flow temperature reading
Flow temperature setpoint
DHW setpoint
Description Range
intelligent control
Status additional heating pump
Status central heating pump
> 80 no flame < 40 good flame
Minute
s
(10nA)
in 0C, 4
0
to 62
0
C
DHW operating hours
External intelligent control connect