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4-16
4
TRAVEL SYSTEM
DISASSEMBLY AND ASSEMBLY
Removing the Carrier Roller
1. Relax the crawler belt tension.
2. Using a hydraulic jack, push up the crawler belt.
3. Loosen the fixing nut (3) to remove the bolt, and then
remove the roller (4).
Installing the carrier roller
For installation of the carrier roller, follow the same proce-
dure as for removal in the reverse order.
Bolt: ThreeBond #1324
Bolt: 256 N·m
Removing the track roller
1. Loosen the tension of the crawler.
2. Slightly loosen the roller fixing bolt (1) (about one turn).
3. Raise the machine, remove the fixing bolt (1) and re-
move the roller (2).
Installing the track roller
1. Temporarily tighten the fixing bolt (1) on the roller (2).
2. Lower the machine to the ground and further tighten
the bolt.
Bolt: ThreeBond #1324
Bolt: 102 N·m
3. Raise the machine and adjust the crawler tension.
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Summary of Contents for TB 250
Page 1: ......
Page 3: ...1 1 SAFETY 1 Safety alert symbol 1 2 Safety precautions 1 3 Cautions when working 1 9...
Page 36: ...2 24 2 TIGHTENING TORQUE SERVICE DATA...
Page 38: ...2 26 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with options 2 2...
Page 39: ...2 27 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with angle blade and blade oat 1 2...
Page 40: ...2 28 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with angle blade and blade oat 2 2...
Page 41: ...2 29 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with high ow option 1 2...
Page 42: ...2 30 2 HYDRAULIC CIRCUIT DIAGRAM SERVICE DATA Equipped with high ow option 2 2...
Page 49: ......
Page 59: ...2 46 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Page 60: ...2 47 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Page 61: ...2 48 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Page 62: ...2 49 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Page 63: ...2 50 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
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Page 73: ...2 60 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA NAME STANDARD NO...
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Page 81: ...2 68 2 WIRE HARNESS WIRING DIAGRAM SERVICE DATA...
Page 92: ...3 11 3 CONTROL VALVE FUNCTION...
Page 108: ...4 3 4 SERVICE STANDARDS DISASSEMBLY AND ASSEMBLY Clearance for pin and bushing...
Page 352: ...ENGINE 6 Machine model Mounted engine TB250 4TNV88...