24. SERVICE PROCEDURE 24.6 EVERY 500 HOURS SERVICE Maintenance for every 50, 100 and 250 hours should be carried out at the same time. 24.6.1 CHECK SWING PINION GREASE LEVEL, ADD GREASE Prepare a scale. 1. Remove bolts y (2 bolts) on the top of the revolving frame and remove cover x . 2. Insert a scale into the grease and check that the height of the grease in the portion where the pinion passes is at least 25 mm (1.0 in). Add more grease if necessary. 3. Check if the grease is milky white. If it is milky white, it is necessary to change the grease. Please contact your Komatsu distributor. The total amount of grease is 33 l (29.7 kg) (8.7 US gal, 7.3 UK gal [65.5 lb]). 4.
Install cover x with bolts y . PC450-ENG 3-63