METHOD FOR LUBRICATING 2-PIECE BOOM
NOTICE
Perform greasing every 500 hours.
If any unusual noise is generated from any greasing point, perform greasing regardless of the greasing
interval.
Perform greasing every 10 hours for the first 50 hours operation on a new machine.
After the machine is subjected to digging work in the water, be sure to grease the wet pins.
Set the machine to the greasing posture shown on the figure,
lower the work equipment to the ground, and stop the engine.
By using a grease pump, pump in grease through the grease
fittings shown by arrows.
(1) Boom cylinder foot pin (2 places)
(2) Boom foot pin (2 places)
(3) Boom cylinder rod end pin (2 places)
(4) 2-piece boom pin (2 places)
(5) Arm cylinder foot pin (1 place)
(6) 2-piece boom pin central (1 place)
(7) 2-piece boom cylinder foot pin (1 place)
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