Maintenance every 1500 hours, C 4.74, Operating instructions – Holder C-Trac 4.74 User Manual
Page 184

Operating instructions
149 443
183
C 4.74
1
Bild_C259
Maintenance every 1500 hours
Change hydraulic oil for traction and working hydrau-
lic system
NOTE
Change the hydraulic oil while at operating
temperature.
-
Place the vehicle on level ground. Raise the dump
body.
CAUTION
Secure the dump body (loading platform)*
against accidental lowering.
-
Place a suitable oil container beneath the hydraulic oil
tank.
-
Relieve any pressure in the hydraulic system by
operating the control levers.
CAUTION
Danger of scalding when draining hot hydraulic
oil.
-
Unscrew the oil drain plug (1).
-
Drain the oil.
Please ensure the oil is disposed of
properly.
-
Flush the hydraulic oil tank with clean hydraulic oil if
necessary.