Vaillant ecotec plus Installation And Maintenance Instructions Manual page 45

Display Meaning
d.0 Heating part load
d.1 Pump overrun for heating mode
d.2 Maximum burner anti-cycling time heating at 20°C flow
temperature
d.4 Measured value of cylinder sensor
d.5 Set value of flow temperature (or target value of return) in °C, maximum of the value set in d.71, limited by an eBUS controller
d.7 Set value cylinder temperature
d.8 Room thermostat at terminals 3-4
d.9 Set value flow temperature at terminal 7-8-9
d.10 Status internal pump
d.11 Status external heating pump
d.12 Status cylinder charge pump
d.13 Status circulation pump
d.15 Pump speed actual value
d.22 Hot water demand via C1/C2, internal hot water control
system
d.23 Summer/winter operating mode (heating on/off)
d.24 not relevant
d.25 Hot water generation enabled by eBUS controller
d.29 Actual value circulation water quantity of flow rate
sensor
d.30 Control signal for the gas valve
d.33 Fan speed target value
d.34 Fan speed actual value
d.35 not relevant
d.40 Flow temperature
d.41 Return temperature
d.44 Digitalised ionisation voltage
d.47 Outside temperature (with weather-controlled Vaillant
controller)
d.76 Boiler variant (display): Device specific number (DSN)
d.90 Status digital regulator
d.91 Status DCF with external sensor connected
d.97 Activation of the 2
d.98 Telephone number of heating engineer
Table 9.2 Diagnosis codes in the 1
nd
2 diagnosis level
• Scroll as described above in the 1
diagnosis code d.97
• Change the displayed value to 17 (password) and save
this value.
nd
You are now in the 2 diagnosis level in which all
st
information from the 1
(see Table 9.3) is displayed.
Scroll and change values and exit diagnosis mode as
st
described in the 1 diagnosis level.
Installation and maintenance instructions ecoTEC plus 0020214490_00
nd
diagnosis level
st
diagnosis level
st
diagnosis level to
(see Table 9.2) and the 2
Display value/adjustable value
Adjustable heating part load in kW (factory setting: approx. 70%
of maximum output)
2 - 60 minutes (factory setting: 5)
2 - 60 minutes (factory setting: 20)
in °C
if connected)
40 to 65 °C (maximum temperature can be adjusted at d.20)
0 = Room thermostat open (no heat request)
1 = Room thermostat closed (heat request)
in °C, minimum off, target value of ext. eBus and target value of
terminal 7
1 = on, 0 = off
1 to 100 = on, 0 = off
1 to 100 = on, 0 = off
1 to 100 = on, 0 = off
Actual value internal pump in %
1 = on, 0 = off
1 = heating on, 0 = heating off (summer mode)
not relevant
1 = yes, 0 = no
3
Actual value in m
1 = on, 0 = off
in rpm/10
in rpm/10
Not relevant
actual value in °C
actual value in °C
Display range 0 to 102, >80 no flame, <40 good flame display
Actual value in °C
46
1 = detected, 0 = not detected (eBUS Address <=10)
0 = no reception, 1 = reception, 2 = synchronised, 3 = valid
Code: 17 for level 2
Programmable telephone number
Note!
h
If you push the buttons "i" and "+" within
4 minutes of leaving the 2
can directly access the 2
without re-entering the password.
nd
Troubleshooting 9
/h
nd
diagnosis level, you
nd
diagnosis level
45