Hydraulic Oil Check; Refill Hydraulic Oil - probst VM-301-KJ-GREENLINE Operating Instructions Manual

Operation
4.2.2

hydraulic oil check

•
The installation machine must stand on absolutely level
ground.
•
To check the hydraulic oil, the hydraulic ram of the
boom must be fully retracted and the boom at the
bottom of the ground.
•
The oil level must be in the middle to the upper third of
the sight glass ③. If this is not the case, the
corresponding hydraulic oil must be refilled!
As soon as the boom is moved all the way up,
the oil level drops to the lower part of the
sight glass.
4.2.2.1

Refill hydraulic oil

The installation machine must be placed on an
absolutely level surface.
To top up the hydraulic oil, the hydraulic ram
of the boom must be completely retracted or
the boom must be at the bottom of the
ground.
Otherwise the wrong oil level will be
displayed.
Switch off traction drive (ignition to 0)
The oil filler neck ④ is located under the
driver's seat. For this the driver's seat must be
folded down (see following chapter "Folding
the driver's seat down").
Open oil cap ④ and first fill in only a small
amount of hydraulic oil (HLP 46).
Observe oil level in sight glass ③!
Fill in hydraulic oil until the oil level is in the
upper third of the sight glass ③ . Then close
oil filler neck ④ again.
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