Appendix
30
Installation and maintenance instructions Energy 0020201109_01
D
Status codes
–
Overview
Note
Since the code table is used for various products, some codes may not be visible for the product in question.
Status code
Meaning
Display in heating mode
S.00
No demand.
S.01
Fan start-up.
S.02
Pump start-up.
S.03
Burner ignition.
S.04
Burner ignited.
S.05
Pump/fan overrun.
S.06
Fan overrun
S.07
Pump overrun.
S.08
Remaining burner anti-cycling time.
Display in hot water handling mode
S.10
DHW demand.
S.11
Fan start-up.
S.13
Burner ignition.
S.14
Burner ignited.
S.15
Pump/fan overrun.
S.16
Fan overrun.
S.17
Pump speed overrun.
Display in Comfort mode with warm start or hot water handling mode with cylinder
.
S.20
DHW demand.
S.21
Fan start-up.
S.23
Burner ignition.
S.24
Burner ignited.
S.25
Pump/fan overrun.
S.26
Fan overrun.
S.27
Pump overrun.
S.28
Burner anti-cycling time or lock against short cycles.
Special cases
S.30
Room thermostat is blocking heating mode.
S.31
Summer mode active or no heat requirement from the eBUS controller.
S.32
Waiting mode because of fan speed deviation.
S.34
Frost protection mode active.
S.39
Underfloor heating contact open.
S.40
Comfort protection mode is active: Product running with limited heating comfort. For example, underfloor heating
(contact thermostat).
S.41
Water pressure too high.
S.53
Wait cycle: Temperature difference between heating flow and return is too high. If
Δ
t > 30, then forced operation
with Pmin.
S.54
Product is in the waiting period of the operation blocking function as a result of low water pressure (temperature
gradient).
S.96
Water pressure sensor test running, heating demands are blocked.
S.98
Test of the heating return temperature sensor.
S.99
Automatic filling in progress.
