Vaillant ecoTEC plus SERIES Installation And Maintenance Manual - page 46
46
Installation and maintenance manual ecoTEC
Display
Meaning
Display value/adjustable value
d.00
Heating partial load
Adjustable heating partial load in kW (factory setting: max. output)
d.01
Water pump return water time for heating mode
1 - 60 min (factory setting: 5 min)
d.02
Max. blocking time heating at 20 °C Flow temperature
2 - 60 min (factory setting: 20 min)
d.03
Drinking water flow temperature reading (800 series
only)
in °C
d.04
Storage temperature reading (only 600 series)
in °C
d.05
Flow temperature target value
in °C, min. 30 °C and max. the value set in d.71
d.06
Drinking water temperature target value
in °C, 35 to 65 °C
d.07
Warm start temperature target value (800 series only)
Storage temperaturetarget value (600 series only)
in °C, 40 to 65 °C
in °C, 15 °C for left stop, then 40 to 65 °C
d.08
Room thermostat at terminal 3-4
0 = Room thermostat open (no heat request)
1 = Room thermostat closed (heat request)
d.09
Flow target temperature from external analogue regula-
tor to terminal 7-8-9/eBus
in °C, minimum from ext. eBus target value and target value terminal 7
d.10
Status internal heating pump
1, 2 = on, 0 = off
d.11
Status external heating pump
1 to 100 = on, 0 = off
d.12
Status external storage charging pump
1 to 100 = on, 0 = off
d.13
Status external circulation pump
1 to 100 = on, 0 = off
d.22
Hot water request, Terminal C1/C2, impeller
1 = on, 0 = off
d.25
Storage charging/warm start through warm start clock
regulator/release timer
1 = yes, 0 = no
d.40
Flow temperature
Actual value in °C
d.41
Return temperature
Actual value in °C
d.47
Outside temperature (with connected VRC 410s)
Actual value in °C (uncorrected value)
d.67
Remaining burner locking time
in min
d.76
Appliance variant (device specific number)
00 to 99
d.90
Digital regulator status
1 = identified, 0 = unidentified (eBUS Address <=10)
d.91
DCF status with connected external probe with DCF77
receiver
0 = no reception, 1 = reception, 2 = synchronised, 3 = valid
d.97
Activation of the second diagnosis level
Password: 17
Table 8.2 Diagnosis codes of the first diagnosis level
Display
Meaning
Display value/adjustable value
d.17
Heating flow/return regulation changeover
0 = flow, 1 = return (factory setting: 0)
d.18
Pump mode (return flow)
0 = return, 1 = nonstop, 2 = intermittent, 3 = winter
d.19
Only in ecoTEC plus:
Operating modes of the two-stage heating pump
0 = Flow 300 msec Stage 2, then stage 1, drinking water/storage
charging Stage 2, heating stage 2, return stage 1
1 =
Flow 300 msec Stage 2, then stage 1, drinking water/storage
charging Stage 2, heating stage 1, return stage 1
2 = Flow 300 msec Stage 2, then stage 1, drinking water/storage
charging Stage 2, heating in dependence on d.00, return stage 1
(factory setting)
3 = Flow Stage 2, drinking water/storage charging Stage 2, heating
stage 2, return stage 2
d.26
Changeover option relay to BMU
1 = circulation pump
2 = ext. pump
3 = Storage charging pump
4 = solar pump
d.27
Changeover accessory relay 1
-
d.28
Changeover accessory relay 2
-
d.30
Control signal for both gas valves
1 = on, 0 = off
d.33
Fan speed target value
in rpm/10
d.34
Fan speed actual value
in rpm/10
d.35
Position of priority reverse valve (only 800 series)
0 = Heating; 1 = Hot water; 2 = Centre position
d.44
Ionisation current
Actual value/100 in
µ
A
d.50
Offset for minimum speed
in rpm/10, adjustment range: 0 to 254 (Factory setting: 20)
d.51
Offset for maximum speed
in rpm/10, adjustment range: -99 to -0 (Factory setting: -30)
d.60
Number of temperature limiting cut-offs
Quantity
Table 8.3 Diagnosis codes of the second diagnosis level
8 Troubleshooting