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4-181
4
SWIVEL JOINT
DISASSEMBLY AND ASSEMBLY
Inspection and adjustment
Inspection procedure and treatment
Inspection interval
Inspection point
Inspection procedure
Treatment
2000 hours
Seals preventing leakage
of oil to the outside
Check if oil is leaking out
If there is a leak, replace the O-
rings
4000 hours
Disassemble and inspect
regardless of leak
All seals
––
Replace all sealing parts
All sliding parts
Check for abnormal wear,
scratches, corrosion, etc., due
to scorching, or trapping of for-
eign matter, etc.
Treat in accordance with the
use limit for parts
Disassembly due to mal-
function
All parts
Check for abnormal wear,
scratches, corrosion, etc., due
to scorching, or trapping of for-
eign matter, etc.
Treat in accordance with the
use limit for parts, but make
sure to replace the seal kit
Use limit for parts
Hub, shaft
Part
Judgment criteria
Treatment
Sliding portion against the
seals
• Loss or peeling of high-frequency induction-hardened
surfaces due to wear, scorching, trapping of foreign
matter, etc.
• Replace
Sliding portion of hub and
shaft other than the seals
• Abnormal wear or scratches of 0.1 mm depth or more
due to scorching, trapping of foreign matter, etc.
• Scratches of 0.1 mm depth or more
• Replace
• Repair with an emery
wheel
Sliding portion against the
thrust ring
• Wear of 0.5 mm or more or abnormal wear
• Wear of 0.5 mm or less
• Scratches due to scorching, seizing of foreign matter,
etc., which are within the wear limit of 0.5 mm and can
be repaired
• Replace
• Repair to make surfaces
smooth
• Repair to make surfaces
smooth
Flange
Part
Judgment criteria
Treatment
Sliding portion against the
shaft end
• Wear of 0.5 mm or more or abnormal wear
• Wear of 0.5 mm or less
• Scratches due to scorching, trapping of foreign matter,
etc., which are within the wear limit of 0.5 mm and can
be repaired
• Replace
• Repair to make surfaces
smooth
• Repair to make surfaces
smooth
Thrust ring
Judgment criteria
Treatment
Wear of 0.5 mm or more or abnormal wear
Replace
Wear of 0.5 mm or less
Repair to make surfaces smooth
Scratches due to scorching, trapping of foreign matter, etc., which are within
the wear limit of 0.5 mm and can be repaired
Repair to make surfaces smooth
Содержание TB 250
Страница 1: ......
Страница 3: ...1 1 SAFETY 1 Safety alert symbol 1 2 Safety precautions 1 3 Cautions when working 1 9...
Страница 36: ...2 24 2 TIGHTENING TORQUE SERVICE DATA...
Страница 37: ...2 25 2 SERVICE DATA HYDRAULIC CIRCUIT DIAGRAM HYDRAULIC CIRCUIT DIAGRAM Equipped with options 1 2...
Страница 38: ...2 26 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with options 2 2...
Страница 39: ...2 27 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with angle blade and blade oat 1 2...
Страница 40: ...2 28 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with angle blade and blade oat 2 2...
Страница 41: ...2 29 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with high ow option 1 2...
Страница 42: ...2 30 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with high ow option 2 2...
Страница 43: ...2 31 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with high ow angle blade blade oat option 1 2...
Страница 44: ...2 32 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with high ow angle blade blade oat option 2 2...
Страница 46: ...2 34 2 ELECTRIC CIRCUIT DIAGRAM SERVICE DATA First auxiliary hydraulic piping with proportional control...
Страница 49: ......
Страница 59: ...2 46 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 60: ...2 47 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 61: ...2 48 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 62: ...2 49 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 63: ...2 50 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 64: ...2 51 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 65: ...2 52 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 66: ...2 53 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 67: ...2 54 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 68: ...2 55 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 69: ...2 56 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 70: ...2 57 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 71: ...2 58 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 72: ...2 59 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 73: ...2 60 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA NAME STANDARD NO...
Страница 74: ...2 61 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 75: ...2 62 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 76: ...2 63 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 77: ...2 64 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 78: ...2 65 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 79: ...2 66 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 80: ...2 67 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 81: ...2 68 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Страница 92: ...3 11 3 CONTROL VALVE FUNCTION...
Страница 108: ...4 3 4 SERVICE STANDARDS DISASSEMBLY AND ASSEMBLY Clearance for pin and bushing...
Страница 130: ...4 25 4 UPPER FRAME DISASSEMBLY AND ASSEMBLY 15 Side frame R 16 Side frame L 17 Tool box 18 Cover 19 Bracket 20 Cover 2 2...
Страница 165: ...4 60 4 HYDRAULIC PUMP DISASSEMBLY AND ASSEMBLY f Remove the plug g Remove the spring and the ball...
Страница 267: ...4 162 4 SLEW MOTOR DISASSEMBLY AND ASSEMBLY Special tools Oil seal press tting jig A Collar installation jig B...
Страница 352: ...ENGINE 6 Machine model Mounted engine TB250 4TNV88...