Hydraulic motors

62 Air filter

220 _ 300 Dust is discharged automatically through port 7

1

SERVICING CARTRIDGE This operation must be carried out when warning light 3 on control panel comes on. - Remove cover 3 - Unscrew nut 4 and extract cartridge 5 If the cartridge is dry :

Apply compressed air, blowing from the inside out, using very low pressure (maximum 7 bars)

Shine a light inside the cartridge to ensure that there are no holes. If the cartridge is greasy: replace it Do not touch the central emergency cartridge. Only check to see that the nut is tight.

Remount and check that warning light 3 on control panel is out (engine running)

SERVICING PREFILTER In addition to cleaning the cartridge, also clean the prefilter tubes

Remove dust cup 2 - Clean inside of tubes 6, using hard fibre brush (similar to the kind used for cleaning bottles) If it is very dirty, remove prefilter body and clean it in hot water (maximum 7()o C) QLcompressed air. Never blow into prefilter tubes when it is mounted, and with cartridges removed Do not use steam to clean.

REPLACING CARTRIDGES

The cartridge must be replaced after six cleanings or every year. Do not clean the central cartridge. Replace it every third cleaning of the main cartridge.