Vaillant ecoTEC exclusive 627 Installation And Maintenance Instructions Manual page 48

Code Parameter
D.035 3-way valve position
D.036 DHW flow rate
D.039 Solar inlet temp. actual
value
D.040 Flow temperature actual
value
D.041 Return temperature actual
value
D.044 Ionisation value actual
value
D.046 Pump mode
D.047 Current outside temperat-
ure
D.050 Offset min. speed
D.051 Offset max. speed
D.052 Min. gas valve steps offset
D.058 Solar post-heating
D.060 Number of safety therm.
shut-downs
D.061 No. of shut-downs in ign.
flame controller
D.064 Avg. ignition time
D.065 Max. ignition time
D.067 Remaining anti-cycl. time
for heating
D.068 Number of first start at-
tempts
D.069 Number of second start
attempts
D.070 3-way valve operation
D.071 Max. heating target flow
temp.
D.072 Pump overrun after cylin-
der charging
D.073 Offset setting for comfort
mode
D.074 Anti-legionella funct. with
integrated cyl.
D.075 Max. cylinder charging
time
48
Values
Unit
Min. Max.
–
Current value
Current value l/min
Current value °C
Current value °C
Current value °C
–
Current value
–
0 1
Current value °C
0 3000 rpm
-990 0 rpm
–
0 99
–
0 3
–
Current value
–
Current value
Current value s
Current value s
Current value min
–
Current value
–
Current value
–
0 2
40 80 °C
0 10 min
−15
5 K
–
0 1
20 90 min
Installation and maintenance instructions ecoTEC exclusive 0020193966_04
Increment, select, explanation
Position of the prioritising diverter
valve
0. Heating mode
1: Parallel operation (mid-position)
2: DHW mode
–
–
–
–
> 800 = No flame
< 400 = Good flame
0 = Relay with disable facility
1 = PWM with disable facility
(with Vaillant weather-compensated
control)
Nominal value set in factory
Nominal value set in factory
The offset is specified at the gas
valve assembly.
1
Only products with integrated do-
mestic hot water generation
0 = Solar post-heating deactivated
3 = Domestic hot water activated
(min. target value 60 °C)
Number of safety cut-out switch-off
sequences
–
–
–
–
Unsuccessful ignitions at 1st at-
tempt
Unsuccessful ignitions at 2nd at-
tempt
0 = Normal operating mode
1 = Mid-position (parallel operation)
2 = Permanent heating position
Target value maximum heating flow
temperature
1
Internal pump
1
Only products with integrated do-
mestic hot water generation
1
0: Off
1: On
Max. charging time for domestic
hot water cylinder without inde-
pendent control system
1
Factory Own
setting setting
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
0
–
Not ad-
justable
–
–
–
0
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
–
Not ad-
justable
0
75
2
0
1
45