Effer DMU 2000 - Page 62

Electronic device DMU2000 - DMU3000 - DMU3000 PLUS
THE POWER OF PERFORMANCE
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Electronic device DMU2000 - DMU3000 - DMU3000 PLUS
T) After switching on the unit, during the first slewing,
the warning light 3 flashes,
the warning lights 1, 2, 4, and 7lighted permanently ,
and a continuous acoustic alarm is emitted Biiiiiiiip
CAUSE
The rotary sensor reads an uncorrect value (out of range).
CHECK
Check electric cable integrity of the rotary sensor.
SOLUTION
If fault can not be found out, get in touch with an EFFER authorized workshop immediately.
4
7
1
2
3
U) The warning light 3 flashes and no acoustic alarm is emitted.
CAUSE
Faulty encoder for crane slewing.
CHECK
Check electric connections between rotary controlbank and and DMU.
SOLUTION
If fault can not be found out, get in touch with an EFFER authorized workshop immediately.