Takeuchi TB020 Mini Excavator Parts Manual (PD3-102Z5) (SN 1205001-1205750)
A TB020 usually lives in the mud and dust—trenches, tight backyards, small utility jobs—where pins wear, tracks stretch, and hoses get chewed up. This parts manual helps you trace every assembly down to the right sub-component so you can order exactly what you need and not tear it apart twice. Say you’ve got the travel motor off and you’re staring at three different snap rings on the bench; this book lets you isolate which one belongs where, match the part number, and verify you’re not mixing old and new hardware.
Applications & Use Cases
- Track down the exact undercarriage rollers, idlers, or adjuster bits by following the exploded views and part-number breakdowns.
- Check which seals, snap rings, and bearings belong in a specific travel device before you press anything apart.
- Verify hose routing and hard-line fittings so you can route new lines cleanly and avoid twisting or chafing.
- Isolate worn bucket, boom, or arm pins and bushings and match them to the right kits, instead of guessing from a catalog photo.
- Inspect your machine against the diagrams to see what’s missing or non-original when you’re buying or rebuilding a used TB020.
FAQ
Q: Is this a PDF I can search on my laptop or phone?
A: Yes, it’s typically a searchable PDF, so you can jump to sections by part name or number instead of flipping pages.
Q: Can I print just a few pages to take out to the jobsite?
A: You usually can; most folks print the assemblies they’re working on, stick them in a plastic sleeve, and don’t worry about grease and rain.
Safety Note
Always bleed off hydraulic pressure and properly support the boom and attachments before you crack any lines or pull pins.
Takeuchi TB020 Mini Excavator Index:
- UNDERCARRIAGE 1
- LOWER FRAME 2
- CRAWLER BELT 4
- TRACK ROLLER 6
- FRONT IDLER 8
- TRACK ADJUSTER 10
- TRAVEL DEVICE 12
- DOZER BLADE 14
- PIPING; LOWER 16
- TURNTABLE & CONTROL LEVER 18
- SLEWING DEVICE 19
- TURNTABLE 22
- BOOM SWING 26
- TRAVEL LEVER-1 28
- TRAVEL LEVER-2 32
- OPERATION LEVER; RIGHT (multi pattern) 36
- OPERATION LEVER; RIGHT (A-B pattern) 40
- OPERATION LEVER; LEFT (multi pattern) 44
- OPERATION LEVER; LEFT (A-B pattern) 48
- SWING PEDAL & AUXIL. PEDAL 52
- DOZER BLADE LEVER-1 56
- DOZER BLADE LEVER-2 58
- STAND 60
- OPERATION LEVER 64
- PIPING; OPERATION LEVER-1 66
- PIPING; OPERATION LEVER-2 68
- SWING PEDAL & SWITCHING LEVER 70
- ENGINE & ELECTRICAL SYSTEM 72
- ENGINE & ACCESSORIES 1 73
- ENGINE & ACCESSORIES 2 76
- CONTROL BOX 78
- ENGINE CONTROL 80
- ELECTRICAL 1 82
- ELECTRICAL 2 86
- ELECTRICAL 3 (cab) (1205001-1205536) 88
- ELECTRICAL 3 (cab) (1205537-1205704) 91
- ELECTRICAL 3 (cab) (1205705-) 96
- ELECTRICAL 4 (canopy) 100
- HYDRAULIC PIPING & TANK 102
- GREASE PIPING 103
- VALVE & ACCESSORIES (link type) 106
- VALVE & ACCESSORIES (hydraulic type_ 108
- PIPING; UPPER 1 110
- PIPING; UPPER 2 112
- PIPING; UPPER 3 (auxiliary line) 114
- PUMP DRIVE 116
- HYDRAULIC TANK 118
- FUEL TANK 120
- FUEL PIPING 122
- COVER & CAB 124
- COVER 1 125
- COVER 2 128
- COVER 3 132
- SEAT (1/2) 134
- SEAT (2/2) 136
- CAB 1 138
- CAB 1 (ROPS & FOPS) 140
- CAB 2 142
- CAB 2 (ROPS & FOPS) 146
- CAB 3 150
- CAB 3 (ROPS & FOPS) 152
- CAB 4 154
- CAB 4 (ROPS & FOPS) 158
- CANOPY 162
- HEATER 164
- DEFROSTER 166
- HOE ATTACHMENT 168
- HOE 169
- PIPING; HOE 1 174
- PIPING; HOE 2 (auxiliary line) 176
- DECAL & TOOL 178
- DECAL (canopy) (English) 1 179
- DECAL (cab) (English) 1 183
- DECAL (cab) (English) 2 187
- DECAL (selector valve) 191
- TOOL & ACCESSORIES 194
- PAINTED COLOR 196
- HYDRAULIC DEVICE 198
- SWIVEL JOINT 199
- CONTROL VALVE 1 (link type) 202
- CONTROL VALVE 2 (link type) (old) 204
- CONTROL VALVE 2 (link type) (new) 206
- CONTROL VALVE 1 (hydraulic type) 210
- CONTROL VALVE 2 (hydraulic type) (old) 212
- CONTROL VALVE 2 (hydraulic type) (new) 216
- PILOT VALVE 220
- SUB VALVE (1205001-1205582) 222
- SUB VALVE (1205583-) 224
- SOLENOID VALVE 226
- SHUT-OFF VALVE 228
- SELECTOR VALVE 230
- BOOM CYLINDER (1205001-1205750) 232
- BOOM CYLINDER (1205751-) 234
- ARM CYLINDER 236
- BUCKET CYLINDER 238
- DOZER BLADE CYLINDER 240
- SWING CYLINDER 242
- TRAVEL MOTOR (1/2)-1 244
- TRAVEL MOTOR (1/2)-2 248
- TRAVEL MOTOR (2/2)-1 252
- TRAVEL MOTOR (2/2)-2 256
- SLEW MOTOR (1/2)-1 260
- SLEW MOTOR (1/2)-2 264
- SLEW MOTOR (1/2)-3 268
- SLEW MOTOR (1/2)-4 272
- SLEW MOTOR (2/2)-1 276
- SLEW MOTOR (2/2)-2 278
- HYDRAULIC PUMP 280
- ENGINE D1105-BH S/N 1205001-1205750 282
- E01 CRANKCASE 283
- E02 OIL PAN 286
- E03 CYLINDER HEAD 288
- E04 GEAR CASE 290
- E05 WATER PUMP 292
- E06 MAIN BEARING CASE 294
- E07 HEAD COVER 296
- E08 AIR CLEANER 298
- E09 INLET MANIFOLD 300
- E10 MUFFLER 302
- E11 EXHAUST MANIFOLD 304
- E13 CAM SHAFT 306
- E15 FLYWHEEL 308
- E16 STARTER (COMPONENT PARTS) 310
- E17 NOZZLE HOLDER 312
- E18 NOZZLE HOLDER (COMPONENT PARTS) 314
- E19 INJECTION PUMP 318
- E20 INJECTION PUMP (COMPONENT PARTS) 320
- E21 FUEL FILTER (COMPONENT PARTS) 322
- E22 FUEL CAMSHAFT 324
- E23 IDLING APPARATUS 326
- E24 SHIFT MOTOR 328
- E25 SPEED CONTROL PLATE 330
- E26 GOVERNOR 332
- E27 FAN 334
- E28 ALTERNATOR 336
- E29 ALTERNATOR (COMPONENT PARTS) 338
- E30 WATER FLANGE 340
- E31 RADIATOR 342
- E32 RESERVE TANK 344
- E33 SEDIMENTER (COMPONENT PARTS) 346
- KITS, ATTACHMENTS & QUICK REFERENCE 348
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