D Status Codes - Overview - Vaillant ecoVIT exclusiv Installation And Maintenance Instructions Manual

Status codes – Overview
D
Note
Since the code table is used for various products, some codes may not be visible for the product in question.
Statuscode
S.00 Heating: No heat de-
mand
S.01 Heating mode: Fan start-
up
S.02 Heating mode: Pump
pre-run
S.03 Heating mode: Ignition
S.04 Heating mode: Burner
on
S.06 Heating mode: Fan over-
run
S.07 Heating mode: Pump
overrun
S.08 Heating mode: Anti-cyc-
ling time
S.20 DHW demand
S.23 DHW mode: Ignition
S.24 DHW mode: Burner on
S.26 DHW mode: Fan overrun
S.27 DHW mode: Pump over-
run
S.28 DHW anti-cycling time
S.30 No heat demand: Con-
troller
S.31 No heat demand: Sum-
mer mode
S.32 Waiting time deviation:
Fan speed
S.34 Heating mode: Frost pro-
tection
S.36 Target value for ext. con-
troller lower than 20 °C
S.39 Contact thermostat
triggered
S.40 Comfort protection act-
ive
S.41 Water pressure too high
S.42 Flue non-return flap
closed
S.49 Waiting time: Flue gas
pressure switch
S.60 Waiting time: Flame loss
0020258610_00 ecoVIT exclusiv Installation and maintenance instructions
Meaning
Heating has no heat demand. The burner is off.
The fan start-up for heating mode is activated.
The pump prerun for heating mode is activated.
The ignition for heating mode is activated.
The burner for heating mode is activated.
The fan overrun for heating mode is activated.
The pump overrun for heating mode is activated.
The anti-cycling time for heating mode is activated.
The domestic hot water demand is activated.
The ignition for domestic hot water mode is activated.
The burner for domestic hot water mode is activated.
The fan overrun for domestic hot water mode is activated.
The pump overrun for domestic hot water mode is activated.
The anti-cycling time for domestic hot water mode is activated.
Room thermostat blocks heating mode.
Summer mode is activated; there is no heat demand. The external control blocks heating mode.
The waiting period for the fan start-up is activated.
The frost protection function for heating mode is activated.
The target value on the external control is lower than 20 °C.
The surface-mounted thermostat or the condensate pump has triggered.
The comfort protection mode is activated.
The system pressure is too high.
Flue non-return flap return signal blocks burner operation (only in conjunction with the multi-functional
module) or condensate pump defective, heat demand is blocked.
The waiting period for the flue pressure switch is activated.
The product is within the waiting period as a result of a flame loss.
Appendix
31