Dynapac Svedala Demag EB 34 Series, Руководство по эксплуатации и техническому обслуживанию

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D 25
D_E3
4_VB340_
05.
08_G
B.
fm
25-
2
6
- 01.
01.
07
Problem Cause
Cracks in the lay-
er (centre strip)
- material temperature
- cold screed
- bottom plates are worn or warped
- wrong crowning
Cracks in the lay-
er (outer strip)
- material temperature
- screed extension parts are incorrectly installed
- limit switch is not correctly set
- cold screed
- bottom plates are worn or warped
- paver finisher speed is too high
Layer composi-
tion inconsistent
- material temperature
- change in the material temperature
- moisture on the foundation
- demixing
- wrong material composition
- incorrectly prepared foundation
- wrong layer height for maximum grain size
- long standstill times between loads
- vibration is too slow
- screed extension parts are incorrectly installed
- cold screed
- bottom plates are worn or warped
- Screed is not operated in the float position
- paver finisher speed is too high
- auger is overloaded
- changing material pressure against the screed
Marks in the sur-
face
- truck hits too much against the finisher while aligning to the
finisher
- too much play in the mechanical screed link/suspension
- truck brake is applied
- vibration is too high while standing on a spot
screed does not
react as expect-
ed to corrective
measures
- material temperature
- change in the material temperature
- wrong layer height for maximum grain size
- incorrect installation of the grade control
- vibration is too slow
- Screed is not operated in the float position
- too much play in the mechanical screed link
- paver finisher speed is too high