Fayat Group BOMAG BW 213 D-5 Operating Instruction page 203

Maintenance – Every 500 operating hours
1. Park the machine in secured condition
Ä Chapter 6.8 'Parking the machine in
secured condition' on page 133.
2. Check all hydraulic lines.
Hydraulic hoses must be immediately
replaced if:
the outer layer is damaged down to the
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inlay (e.g. chafing, cuts, cracks),
embrittlement of the outer layer or for-
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mation of cracks in the hose material,
the hose shows deformation in pressur-
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ized and depressurized condition, which
do not comply with the genuine shape of
the hydraulic hose (e.g. layer separa-
tion, formation of blisters, crushed spots,
buckling),
leaks on hose, socket or fitting,
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the hydraulic hose has separated from
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the fitting,
fittings are damaged or deformed,
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whereby the function and strength of the
hose - fitting connection is impaired,
the fitting shows corrosion that impairs
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both function and strength,
incorrect installation (squeezing,
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shearing or chafing points),
paint covered hydraulic hoses (no detec-
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tion of identifications or cracks),
shelf life and service life exceeded.
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3. Replace damaged hydraulic hoses immedi-
ately, fasten these properly and avoid
chafing.
4. Only operate the machine after it has been
repaired.
BW 213 D-5 203