10 Fault elimination
Maschinenfabrik Reinhausen GmbH 2020
359
6385142/08 EN
ETOS
®
ED
Characteristics/details
Cause
Remedy
Sensor for OLTC oil temperature
defective
Single-column application:
▪ Event No. 1838
Multi-column application:
▪ Event No. 1402 (column A)
▪ Event No. 1839 (column B)
▪ Event No. 1840 (column C)
Sensor defective
Replace sensor
Selector oil temperature limit
value
Single-column application:
▪ Event No. 1846, 1847, 1848 or
1849
Multi-column application:
▪ 1876, 1877, 1878 or 1879
(column A)
▪ 1850, 1851, 1852 or 1853
(column B)
▪ 1854, 1855, 1856 or 1857
(column C)
Selector oil temperature is greater
than the > limit value.
Check the measured value for plausibility.
This event will be reset automatically once the
measured value is lower than the limit value
again.
Selector oil temperature is greater
than the >> limit value.
Selector oil temperature is less
than the < limit value.
Check the measured value for plausibility.
This event will be reset automatically once the
measured value is greater than the limit value
again.
Selector oil temperature is less
than the << limit value.
Configuration error
Check the configuration of the analog input
[
Check the limit value setting.
Wiring error
Check wiring as per connection diagram.
▪ Sensor CT390, terminal X6.1:9-12
Sensor defective
Replace sensor
Selector oil temperature invalid
Single-column application:
▪ Event No. 1328
Multi-column application:
▪ Event No. 1875 (column A)
▪ Event No. 1329 (column B)
▪ Event No. 1330 (column C)
Configuration error
Check the configuration of the analog input
[
Check the limit value setting.
Wiring error
Check wiring as per connection diagram.
▪ Sensor CT390, terminal X6.1:9-12
Sensor defective
Replace sensor
Sensor for selector oil tempera-
ture defective
Single-column application:
▪ Event No. 1841
Multi-column application:
▪ Event No. 1880 (column A)
▪ Event No. 1842 (column B)
▪ Event No. 1843 (column C)
Sensor defective
Replace sensor