Hydraulic System - Volvo A35E Operator's Manual

Draining hydraulic oil
Filling point, hydraulic oil

Hydraulic system

IMPORTANT! Exercise cleanliness when filling oil and in all
work on the hydraulic system
Hydraulic oil
The hydraulic oil level is read off on the sight glass located on
the left side of the machine.
The oil level can also be read off on the information display
unit, see page 31. If the oil level is too low, an alarm display is
shown, see page 39. If the temperature in the transmission is
too high or low, the control light is on and an alarm display is
shown, see page 39.
Hydraulic oil, checking level after topping
up or changing
1 Place the machine in service position, see page 89.
NOTE! If the machine is equipped with an FS-system, the
machine must be in normal position and the dump body must
be empty.
2 The oil level should be checked before the engine is started.
3 The oil level should be 3/4 up within the measuring range
between the lines on the sight glass (A).
NOTE! If the machine is provided with biologically degradable
hydraulic oil, the same type of oil must be used when topping
up and when changing hydraulic oil. Different types of
1
biologically degradable hydraulic oils must not be mixed.
Hydraulic oil, changing
Change oil every 4000 hours if the system is filled with
hydraulic oil or Volvo Biodegradable Hydraulic Oil.
Change oil every 2000 hours, if the system is filled with any
other biologically degradable hydraulic oil.
V1052762
Take care when changing oil. Hot oil can cause burns on
unprotected skin.
1 Place the machine in service position, see page 89.
2 Lower the guard plate
3 Drain the oil by removing the drain plugs (2 pcs) at the bottom
of the hydraulic tank and at the rear end by the wheels (draining
of sludge and condensation water is done through the same
holes).
4 Fill oil through the hydraulic oil filter after removing the filler
plug.
5 Reinstall the plug.
V1052030
Capacity when changing A35E/A40E: approx. 245 litres
(64.7 US gal)
For oil quality grades, see page 167.
Take care of filters/oils/liquids in an environmentally safe way,
see page 91.
Service and maintenance
Hydraulic system
WARNING!
149