Bonfiglioli Gearbox VFR44

Place a suitable container under the drain plug

Remove the filler and drain plugs

Allow the oil to drain out completely

Wait for a few minutes to ensure all the oil has drained out

Thoroughly clean the drain plug magnet (if fitted)

Is regreasing of bearings required?

Is regreasing of seals required?

Enter the oil level in the gearbox

Is there any presence of contaminants in the oil?

Is there any presence of water in the oil?

Check the oil level according to the tables provided in the 'LUBRICATION' section of the manual

Is the oil level within the specified range?

Check for signs of lubricant leaks near the gearbox

Were any anomalies found during the inspection?

Identify the cause of any anomalies found

Make necessary repairs if anomalies were found

Schedule regular cleaning programme for all surfaces and recesses

Implement cleaning programme to avoid dust build-ups of more than 5 mm in depth

Measure surface temperature at the coupling between the gearbox and motor

Measure surface temperature at points most shielded from motor’s fan ventilation

Is the maximum surface temperature within 75 K (90 K for W 110 gearbox) above ambient temperature?

Check the condition of the previously installed heat sensor

Is the gearbox lubricated for life?

Change the synthetic oil and bearing grease if not lubricated for life.

Have all externally accessible seal rings been replaced due to prior issues?

Replace all externally accessible seal rings if not already done.

Has a general overhaul been performed earlier due to malfunctioning?

Perform a general overhaul of the gearbox if not done earlier.