154242-3200 ZEXEL 9 421 611 697 BOSCH UNION NUT 9421611697 1542423200 1157295010

Use fuel consumption, service hours, or calendar time, whichever occurs first, to determine maintenance intervals. Experience has shown that maintenance intervals are most accurately scheduled on the basis of fuel consumed rather than service hours.Daily
Walk-Around Inspection - Inspect engine for leaks and loose connections Engine Crankcase - Check oil level Cooling System - Check coolant level Clutch - Check/Adjust/Lubricate Air Starter & Air Tank (if equipped) - Check/Adjust/Drain water Engine Air Cleaner - Check service indicator SR4 Generator - Inspect/CheckEvery 1,100 L (300 gal) of Fuel or 50 Service Hours*
Dust Collector - Clean Light Duty Air Cleaner (If Equipped) - ReplaceEvery 2,800 L (750 gal) of Fuel 125 Service Hours*
Clutch - Check/Adjust/Lubricate Generator Space Heaters (If Equipped) - CheckEvery 5,600 L (1,500 gal) of Fuel or 250 Service Hours*
Scheduled Oil Sampling (S O S)1 - Obtain Sample Engine Oil and Filter(s)1 - Change Crankcase Breather1 - Clean Engine Valve Lash (Between First 250 and 1000 Service Hours Only)1 - Check/Adjust Cooling System - Test for supplemental coolant additive concentration Fuel System - Clean/Replace filters, Drain water from fuel tank Radiator Fins, Aftercooler, Belts, and Hoses - Inspect/Check Fan Drive Bearing - Lubricate Batteries - Check/Clean Magnetic Pickup (At First Oil Change Only - Inspect/Clean1These maintenance requirements are to be performed between the 250 and the 1000 Service Hour interval for Turbocharged (T) Engines ONLY. Refer to 500 Hour interval for Naturally Aspirated (NA) Engines.Every 11,250 L (3,000 gal) of Fuel or 500 Service Hours (NA Only)*
Scheduled Oil Sampling (S O S) Analysis - Obtain Sample Engine Oil and Filter(s) - Change Crankcase Breather - Clean Engine Valve Lash (Between First 500 and 1000 Service Hours Only) - Check/AdjustEvery 22,500 L (6,000 gal) of Fuel or 1000 Service Hours*
Engine Protection Devices - Inspect SR4 Generator and Control Panel - Inspect Fuel Control Linkage - LubricateEvery 45,000 L (12,000 gal) of Fuel 2000 Service Hours*
Engine Valve Lash, Valve Rotators, Fuel Ratio Control, Set Point, and Low Idle - Check/Adjust Fuel Injection Nozzles - Test/Clean/Replace Turbocharger - Inspect Engine Mounts - Inspect Crankshaft Vibration Damper - Inspect SR4 Generator - Check/Inspect Clean/LubricateEvery 68,220 L (18,000 gal) of Fuel or 3000 Service Hours or Two Years*
Cooling System - Add Extender (Extended Life Coolant Only) Cooling System - Drain/Clean/Replace Coolant - Conventional Coolant/Antifreeze Only Water Pump Seal - Inspect/Replace Hoses - Replace Thermostat - ReplaceEvery 90,000 L (24,000 gal) of Fuel or 4000 Service Hours*
Magnetic Pickup - Inspect/Clean SR4 Generator - Check/Inspect/Clean/LubricateEvery 135,000 L (36,000 gal) of fuel or 6,000 Service Hours or Four Years
Cooling System - Drain/Flush/Replace Coolant (Extended Life Coolant Only)*Perform previous maintenance interval items first.