. MAINTENANCE MAINTENANCE PROCEDURE EVERY 100 HOURS MAINTENANCE 4 - 46 LUBRICATING NOTICE I f any a bnormal noise is g enerated from any greasing point, carry out greasing regard less of the greasing in C arry o ut greasing every 1 0 hours for th e first 50 hour s on a new A fter th e machine was sub jected to jobs in the water, be sure to g 1. Set t he work equipme nt in the grea sing posture below, th en lower the work equipment to the gr ound and stop the e ngine. 2. Usin g a grease pump , pump in gre ase through the greas e fittings shown b 3. After greasing, wipe o ff any old gre ase that wa s pushed out. (1) Arm - Bucket coupling pin (1 places (2) Arm - Link coupling pi n (1 places)