Komatsu PC138USLC Operation & Maintenance Manual page 318

MAINTENANCE MAINTENANCE
(8) Arm - Link coupling pin (1 place)
(9) Link connecting pin (1 place)
(10) Bucket cylinder rod end (1 place)
(11) Bucket-link connecting pin (2 places)
If greasing cannot be carried out with a tube type of nozzle, use a
flexible type nozzle to carry out greasing.
(12) Blade connecting pin (2 places)
(13) Blade cylinder foot pin (2 places)
(14) Blade cylinder rod end pin (2 places)
MAINTENANCE PROCEDURE MAINTENANCE PROCEDURE
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