Vaillant ECOTEC PLUS VU 80, Installation And Maintenance Instructions Manual

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Troubleshooting
58
ecoTEC plus installation and maintenance instructions 0020134823_01
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Display Meaning Display value/adjustable value
D.033 Fan speed target value In rpm
D.034 Fan speed actual value In rpm
D.039 Solar feed temperature Actual value in °C
D.040 Flow temperature Actual value in °C
D.041 Return temperature Actual value in °C
D.044 digitalised ionisation voltage Display field 0 to 102,
> 80 no flame
< 40 good flame
D.046 Pump type 0 = Relay with disable facility (default setting)
1 = PWM with disable facility
D.047 Outside temperature
(with weather-controlled Vaillant controller) Actual value in °C
D.050 Offset for minimum speed Adjustment range in rpm: 0 to 3000 (factory set nominal value)
D.051 Offset for maximum speed Adjustment range in rpm: - 990 to 0 (factory set nominal value)
D.060 Number of temperature limiter shutdowns Number
D.061 Number of ignition device cutoffs Number of unsuccessful ignitions in the last attempt
D.064 Average ignition time In seconds
D.065 Maximum ignition time In seconds
D.067 Remaining burner anti-cycling time In minutes
D.068 Unsuccessful ignitions at 1st attempt Number
D.069 Unsuccessful ignitions at 2nd attempt Number
D.071 Target value maximum heating flow temperature Adjustment range in °C: 40 to 85 (factory setting: 75)
D.072 Internal pump overrun after Adjustment range in min: 0 to 10 (default setting: 2)
D.076 UNit variant (display)(device specific number) 82 = VU GB 806/5-5
81 = VU GB 1006/5-5
80 = VU GB 1206/5-5
D.077 Partial load for cylinder charging in kW
D.080 Operating hours, heating In hours (h)
D.081 Operating hours, hot water generation In hours (h)
D.082 Number of burner start-ups in heating mode Number
D.083 Number of burner start-ups in hot water mode Number
D.084 Maintenance indicator: Number of hours until the next
maintenance Adjustment range: 0 to 3010 h and "-" for deactivated
(Factory setting: "-")
D.090 Status of digital controller 1 = Recognised, 0 = Not recognised
D.091 Status DCF with external sensor connected 0 = No reception, 1 = Reception, 2 = Synchronised, 3 = Valid
D.093 DSN unit variant setting Adjustment range: 0 to 99
D.094 Delete fault history 1 = Delete fault list
D.095 Software version eBUS components 1. PCB
2. Display
4. VR34
D.096 Factory setting 1 = Reset all adjustable parameters to factory setting
13.2 Diagnostics codes at Installer level
(continued)