MAINTENANCE 4.8 EVERY 10 OPERATING HOURS OR DAILY SWING CIRCLE - CHECK GREASE INJECTORS Legend for illustration Z 19191 E - Injectors for swing circle teeth lubrication (1) Indicator stem for visual indication of injector operar- tion (2) Output adjusting screw (7) Slew gear ring (8) Slew gear ring (9) Slew gear ring guard (if so equipped) (10) Inspection covers for slew gear ring Check operation of injectors “E”. If necessary lubricate manually, using spray grease. REMARK If the machine is equipped with gear ring guard (9), remove covers (10) for gear ring inspection. 325