MAINTENANCE 4.8 EVERY 10 OPERATING HOURS OR DAILY 4.8.1 WALK - AROUND INSPECTION Before carry out any maintenance on this machine, make sure the mounting ladder, handrails and walkways are prop- erly installed and in good condition. Keep the ladder, steps, handrails and walkways free of mud, oil and grease. Always use the ladder, handrails and steps to get on or off the machine. Jumping on or off the machine can cause an injury. Legend for illustration Z22881 (1) Working attachment. Check overall condition. Inspect for loose or missing securing parts. (2) Hydraulic cylinders. Check cylinders, hydraulic lines and connections for leakage and damage. (3) Check bucket teeth for proper mounting.
Inspect for loose or missing securing parts. (4) Check guide wheels for leakage. (5) Check carrier rollers for leakage. (6) Check track rollers for leakage. (7) Check travel gears for leakage (8) Check swing circle toothing for adequate lubrication. (9) Check condition, fastening and security of access ladders. (10) Check condition, fastening and security of all walk- ways, steps, railings and hand rails.
(11) Check condition, fastening and security of emer- gency escape ladder (12) Check condition and fastening of engine air cleaners (13) Check condition and fastening of exhaust mufflers (14) Check condition and fastening of automatic lubrica- tion system grease container (15) Make a visual inspection of the engine room. Check engine oil level and coolant level. NOTICE If any damages, failures or wrong condition, have been found during the inspection, corrective action must be taken. 319 WARNING