23. MAINTENANCE SCHEDULE CHART SERVICE ITEM PAGE (EVERY 2000 HOURS SERVICE) Clean, check turbocharger 3-65 Check play of turbocharger rotor 3-65 Check alternator, starting motor 3-65 Check engine valve clearance, adjust 3-65 EVERY 4000 HOURS SERVICE Check water pump 3-66 Check vibration damper 3-66 Check fan pully and tension pulley 3-66 Check main frame, work equipment (blade, ripper) 3-67 3-21