OPERATING INSTRUCTIONS

Inspection and servicing

Gearbox venting

The gearbox is vented through breather valve (2, Fig. 3-104:).

Clean breather valve (2) in accordance with the servicing plan.

Unscrew breather filter (2), clean with white spirit or paraffin oil and blow dry with compressed air.

Screw breather filter (2) back in place.

Check oil level

Check the oil level in the pre-chambers regulary.

Unscrew plugs (4, Fig. 3-105: and Fig. 3-106:).

The oil level should reach up to the lower edge of the opening. Top up with oil if required.

Unscrew breather valve (3) and fill in oil through the opening until it flows out of the opening of plug (4).

Screw breather valve (3) and plug (4) back in place.

If oil leaks out of the breather valves (3), the externally sealing of the respective hydraulic pumps must be checked.