OPERATING INSTRUCTIONS RH 340 Electric

Inspection and servicing

Electronic excavator control

Joystick

Apply a thin layer of hydraulic oil regularly on the control spools of the joysticks (arrows, Fig. 2-76:) to prevent jamming of the joysticks.

Pedal

Apply a thin layer of hydraulic oil regularly on the control spools of the pedals (arrows, Fig. 2-77:) to prevent jamming of the control spools.

Make sure the hydraulic oil does not flow down along the control spools into the electronic control circuits where it might cause damage.

Make sure the hydraulic oil does not flow down along the control spools into the electronic control circuits where it might cause damage.