24. SERVICE PROCEDURE 24.1 INITIAL 250 HOURS SERVICE Carry out the following maintenance only after the first 250 hours. REPLACE FUEL FILTER CARTRIDGE REPLACE TRANSMISSION FILTER ELEMENT CHANGE OIL IN TRANSMISSION CASE, CLEAN TRANSMISSION CASE STRAINER REPLACE STEERING, HOIST OIL TANK AND REAR BRAKE COOL- ING OIL TANK FILTER ELEMENT CHANGE OIL IN STEERING AND HOIST OIL TANK CHANGE OIL IN REAR BRAKE COOLING OIL TANK CHANGE OIL IN FINAL DRIVE CASE CHANGE OIL IN DIFFERENTIAL CASE CHECK ENGINE VALVE CLEARANCE, ADJUST For details of the method of replacing or maintaining, see EVERY 500 HOURS, EVERY 1000 HOURS and EVERY 2000 HOURS SERVICE. 3-23