146514-1020 ZEXEL 9 461 615 030 BOSCH CONTROL SHAFT 9461615030 1465141020 1931237n00

USE FUEL CONSUMPTION, SERVICE HOURS OR TIME INTERVAL, WHICHEVER OCCURS FIRST.Daily
Walk-Around Inspection - Inspect engine, radiator and generator/control panel for dirt & debris, moisture, foreign objects, loose or broken fittings and wires, guards and components. Repair as necessary Engine Crankcase - Check oil level Cooling System - Check coolant level, Check for proper operation of coolant heater Air Cleaner Indicator - Check Air Starting Motor (If Equipped) - Check level; Drain water SR4 Generator - Check frequency (rpm) and generated voltage for proper settings and stability; record readingsEvery 250 Hours or 25 000 L (6500 gal) of Fuel*
Scheduled Oil Sampling (S O S)** - Obtain Engine Oil and Filters - Replace Fuel System - Drain water & sediment from tank; Replace final filter/Clean primary filter Cooling System - Test for coolant additive concentration; Add liquid coolant additive; Clean radiator fins Crankcase Breathers - Clean Batteries - Clean/Inspect and check electrolyte level Belts, Hoses and Clamps - Inspect/Check Engine Air Cleaners - Clean/Replace SR4 Generator - Check space heater (if equipped) Engine Speed Sensors (Magnetic Pickup) - Inspect/Clean at first oil change Valve Lash** - Check/Adjust at first oil changeEvery 1000 Hours or 100 000 L (26,000 gal) of Fuel*
Engine Protection Controls - Inspect for proper operation SR4 Generator - Check windings and record megohmeter readings (Refer to SEHS9124)Every 3000 Hours or 300 000 L (78,000 gal) of Fuel*
Engine Valve Lash - Check/Adjust, Inspect valve rotators Turbocharger - Inspect for proper operation Engine Mounts and Crankshaft Vibration Damper - Inspect/Check Cooling System - Clean/Flush/Change coolant and replace thermostat SR4 Generator - Lubricate bearings (Refer to SEBU6150) PAR Analysis - ObtainEvery 5000 Hours or 500 000 L (130,000 gal) of Fuel*
Fuel Injection Nozzles - Test/Exchange Starting Motor and Alternator - Inpect for proper operation Turbochargers - Inspect/Rebuild or Exchange Jacket Water Pump - Inspect/Rebuild or Exchange Engine Speed Sensors (Magnetic Pickup) - Inspect/CleanOverhaul Every 10,000 Hours or 1 000 000 L (260,000 gal) of Fuel*
Cylinder Heads, Oil Pump, Fuel Transfer Pump - Inspect/Rebuild or Exchange Piston Rings, Main Bearings, Rod Bearings, Valve Rotators and Crankshaft Seals - Install new Fuel Injection Nozzles and Fuel Injection Pump - Test Connecting Rods, Pistons, Cylinder Liners, Crankshaft, Camshaft, Cam Bearings, Damper, Fuel Pump Camshaft, Cam Followers and Fuel Racks - Inspect/Replace Gear Train Gears & Bushings and Driven Unit Alignment Oil Cooler and Aftercooler Core - Clean/Test Coolant Analysis - Obtain SR4 Generator - Inspect/Clean windings*First Perform Previous Service Hour Items Caterpillar suggests that fuel consumption be used as the preferred method of determining maintenance intervals. Fuel consumption/Hours to Overhaul interval will vary depending on the proper application of your engine rating and maintenance practices.