Viessmann Vitotronic 11 CC1E, Инструкция по установке и обслуживанию

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89
Cause Measure
Short circuit, buffer temperature sensor or low loss
header temperature sensor
■
Sensor at connection
)
/
?
■
Check the sensors: See chapter "Checking tempera-
ture sensors"
58 Lead break, cylinder temperature sensor 1
■
Cylinder loading pump on:
DHW temperature target = set flow temperature
Priority control is cancelled.
or
■
With cylinder loading system:
Cylinder heating is started and stopped via cylinder
temperature sensor 2.
Cause Measure
Lead break, cylinder temperature sensor 1
■
Check the cylinder temperature sensor: See chapter
"Checking temperature sensors"
■
Without cylinder temperature sensor: Check parame-
ter "00" in the
"General" group and adjust if necessa-
ry.
59 Lead break, cylinder temperature sensor 2
With cylinder loading system:
Cylinder heating is started and stopped via cylinder
temperature sensor 1.
Cause Measure
Lead break, cylinder temperature sensor 2 Check the cylinder temperature sensor: See chapter
"Checking temperature sensors"
5A Lead break, buffer temperature sensor
Control mode
Cause Measure
Lead break, buffer temperature sensor or low loss
header temperature sensor
■
Check the sensor at connection ) / ? : See chapter
"Checking temperature sensors"
■
Without buffer temperature sensor
or
Temperature sensor, low loss header:
Set parameter "20:0" in the
"General" group.
60 Short circuit, temperature sensor 17A
Boiler with maximum temperature, no output reduction,
mixing valve for return temperature control open
towards the system
Cause Measure
Short circuit, temperature sensor
aJ A
Check the temperature sensor: See chapter "Checking
temperature sensors"
Troubleshooting
Fault messages
(cont.)
5863679
Diagnosis