24. SERVICE PROCEDURE 24.8.5 CLEAN ENGINE BREATHER ELEMENT 1. Loosen the clamp and remove the hose, then remove breather @ from the cylinder head cover. 2. Rinse whole breather @ in diesel oil or flushing oil, then blow with compressed air to dry, and install again. 3. Check the breather hose, and if there is any deteriorated oil (sludge) stuck to the inside, replace with a new hose. Wipe off all dirt from the surrounding area before removing the breather. Check the O-ring and replace with a new one if necessary. 24.8.6 CHECK ALTERNATOR, STARTING MOTOR The brushes may be worn or the bearings may have run out of grease, so please contact your Komatsu distributor for inspection and repair.
If the engine is started frequently, ask your Komatsu distributor to carry out this check every 1000 hours. 24.8.7 CHECK VIBRATION DAMPER (RUBBER) Check the outside surface of the rubber for cracks or peeling. If any cracks or peeling are found, please contact your Komatsu distributor for replacement of the rubber. 24.8.8 CHECK, ADJUST ENGINE VALVE CLEARANCE Please contact your Komatsu distributor. 3-62