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8-36
Disassembly of spools with holding valve (boom 1, Arm 1 spool)
Loosen hexagon socket head bolts with washer.
(hexagon wrench : 5 mm)
Remove the pilot cover with internal parts.
Pay attention not to lose the O-ring and the poppet under the pilot cover.
Pay attention not to damage the "piston A" under pilot cover.
Remove the spool assembly from the body by hand slightly.
When extracting each spool from its body, pay attention not to damage the body.
When extracting each spool assembly, it must be extracted from spring side only.
When any abnormal parts are found, replace it with completely new spool assembly.
When disassembled, tag the components for identification so that they can be reassembled
correctly.
(2)
刮
刯
侍
侍#
到
侍
侍
侍
侍
O-ring
Boom 1 spool
Poppet
Poppet seat
Piston A
Socket head bolt
Pilot cover
14W98MC11
Poppet
Summary of Contents for HX140L
Page 12: ...SECTION 1 GENERAL SECTION 1 GENERAL Group 1 Safety Hints 1 1 Group 2 Specifications 1 10...
Page 209: ...4 5 MEMORANDUM...
Page 694: ...8 68 125LCR8TM30 Turn casing 1 upside down and remove oil seal 3 using jig 29...
Page 734: ...8 108 Assemble plug 2 Plug NPT1 16 11 EA 17 21078TM68 21078TM69 21078TM70 21078TM71...
Page 756: ...8 130 Remove lock nut 22 and then boot 23 14 36078RL14 2507ARL10...