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R290LC-9 FC
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6. Wood Grapple Inspection and Maintenance Points
Body
Inspect damaging of the body at every 120 hours.
Hydraulic cylinder
Inspect oil leakage or damaging of the cylinder at every 20 hours.
Pipes
Hydraulic pipes are necessary. If there is a hydraulic double-acting pipe in the excavator, some
pipes can be used as is.
(Piping and hydraulic circuit can differ according to the excavator model.)
After work is done, inspect oil leakage, piping and damaging of connections at every 120 hours.
Arm and wood grapple
Check abrasion, deformation or cracking of the arm and wood grapple at every 120 hours.
Pin and bush
Check abrasion of the pin and bush at every 120 hours.
Various caps, bolts and nuts
Inspect loosening of each cap, bolt and nut and tighten any loose parts at every 120 hours.
Rotation
Inspect loosening of rotating parts at every 120 hours and tighten any loose parts.
Inspect oil leakage or damaging of hydraulic parts.
Replacement of internal house
Close the rotary arm and remove the hose from the adaptor above the rotating joint.
Attach the hose in the reverse order.
External hose and rotating hose
Grab the rotating part with a spanner and turn the hose metal so that the hose does not fall out.
Remove the rotating joint. Attach in the reverse order.
Summary of Contents for R290LC-9 FC
Page 12: ...R290LC 9 FC 12 Specifications 1 Name of Each Part Forest Equipment R290LC 9 FC ...
Page 13: ...R290LC 9 FC 13 Wood Grapple ...
Page 14: ...R290LC 9 FC 14 2 Forest Equipment Work Scope Diagram Standard Boom_R290LC 9 FC ...
Page 17: ...R290LC 9 FC 17 4 Hydraulic Circuit Diagram Hydraulic Circuit Diagram ...
Page 22: ...R290LC 9 FC 22 2 Operation of Lever and Pedal ...
Page 28: ...G010b 3 4 5 1 ...
Page 30: ...G010c 3 4 5 2020 5 31 REV 20E ...
Page 32: ...G010d 3 4 5 2020 5 31 REV 20E 10 11 ...
Page 34: ...G010h 3 4 8 4 4 ...
Page 36: ...8 G050 3 1 2 9 10 11 10 12 12 11 14 ...
Page 38: ...H010 1 2 3 4 5 ...