BA E14 track en* 1.3 * E14t_13_700.fm 7-19
Maintenance 7
Hydraulic oil types
Replacement intervals
Replace the hydraulic oil and hydraulic oil filter depending on the
percentage of hammer operation.
Viscosity class Ambient temperature
min. °C min. °F max. °C max. °F
ISO VG32 -20 -4 30 86
ISO VG46 -5 23 40 104
ISO VG68 5 41 50 122
Percentage of hammer
work
Hydraulic oil Hydraulic oil filter
20 % 800 o/h
300 o/h
40% 400 o/h
60% 300 o/h
100 o/h
Over 80 % 200 o/h
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