OPERATING INSTRUCTIONS RH 340

Inspection and servicing

Gearbox venting

The gearbox is vented through breather valve (2, Fig. 3-107:).

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.

Pre-chamber

The pre-chambers are vented through breather valves (2, Fig. 3-107:).

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.