MAINTENANCE 4.10 EVERY 250 OPERATING HOURS OR MONTHLY 4.10.6 AUTOMATIC LUBRICATION SYSTEMS - CLEAN IN-LINE GREASE FILTER AND CHECK BREATHER FILTER Legend for illustration Z 22726 (1) Grease container of swing circle pinion lubrication system (2) Grease container of central lubrication system (3) Breather filters Components of In-Line-Grease-Filter: (12) Filter element (18) Plug screw (19) Packing ring (20) Filter housing (21) Spring (22) Spring guide Before servicing stop the engine/motor and remove ignition key in order to prevent operation of the system. Be sure to vent system pressure before removing plug (18).
A blocked filter can disintegrate under pressure and damage the automatic lube system. Service the in-line grease filter 1. Unscrew plug (18), illustration Z 22726, using 36 mm width wrench and remove packing ring (19). 2. Take out spring (21), spring guide (22) and element (12). Clean all parts and inspect for damage. Replace as neces- sary. 3. Assemble all parts according to the illustration. Make sure all sealing surfaces are clean. Take care for proper position of spring guide (22). Install plug screw (18) with new packing ring (19) and tighten with a wrench. Check breather filter Check condition and fastening of breather filters (3).
If necessary clean the breather filter with compressed air. For removal of the breather filter it is necessary to lift off the container cover. Make sure the breather filter mounting nut inside the cover is securely tightend before lowering the cover onto the container. 351 WARNING