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Takeuchi TB045 Service Manual — Wiring Diagrams

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$9.95 USD · one-time payment

Model: TB045
Type: Compact Excavator
Serial: 1453001 and up
308 Pages·11 MB·Searchable PDF·English·Print-Ready
  • ✓ Wiring Diagrams
  • ✓ Hydraulic Schematics
  • ✓ Torque Specs
  • ✓ Bookmarks
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Takeuchi TB045 electrical wiring diagram showing battery, starter, controller, fuse box, and cabin component connections.
Takeuchi TB045 Service Manual — Wiring Diagrams
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Need the factory answers for your Takeuchi TB045 compact excavator? This 308-page Takeuchi TB045 service manual PDF (OEM #WK2-101E2) is the same shop manual Takeuchi techs use, covering the machine from drive system to dozer blade. Inside: full hydraulic schematics, wiring diagrams for the complete electrical system, and a heavy troubleshooting section that walks travel, slew, boom, arm, and bucket faults back to the source. You also get teardown and rebuild procedures for the hydraulic pump, control valve, travel motor, slew motor, and swivel joint. The hydraulic system holds 120 L total (95 L in the tank); set rubber crawler tension between 112 and 122 mm before you send it back to work. No more chasing hydraulic faults with a gauge and a prayer. Bookmarked, keyword-searchable, and it opens on any device; pull it up on your phone and start wrenching.

Complete the set for your TB045

What's Inside This Manual

SystemPagesKey Topics
General Cautions3Helmet, Safety Shoes, Work Clothes, Hoisting Equipment, Communications, Crane Operation, Suspended Load, Electrical System
Cautions During Disassembly and Assembly4Machine Conditions, Matching Marks, Disassembled Parts, Seals, Cotter Pins, Electrical Parts, Rubber, V-Belts
Cautions During Removal and Installation of the Hydraulic Units5Hydraulic Oil Temperature, Residual Pressure, Caps, Plugs, Hydraulic Cylinder, Rod Plating, Air Bleeding, Hydraulic Oil Tank
Cautions During Removal and Installation of Piping6Hydraulic Hoses, Fittings, Seal Tape, Spanners, Working Pressure
Handling of Seals7O-Rings, Floating Seals, Gear Oil, Oil Seal Lip, Grease
General8-16General Cautions, Disassembly and Assembly, Hydraulic Units, Piping, Seals, Tightening Torques
Specifications17-58Machine Components, Dimensions, Lifting Capacities, Weights, Fluid Capacities, Lubricants, Servicing Standards
Machine Configuration59-114Drive System, Slew System, Travel System, Upper Frame, Control System, Attachments, Hydraulic System, Electrical System
Hydraulic Units, Overview115-118
Hydraulic Pump119-140Pump Structure, Regulator, Flow Control, Disassembly and Assembly, Inspection, Noise and Cavitation Checks
Control Valve141-166Valve Structure, Main Relief Valve, Port Relief Valve, Solenoid Valve, Disassembly, Troubleshooting Symptoms
Pilot Valve167-176Pilot Valve Structure, Operation, Disassembly and Assembly, Inspection
Cylinders177-194Boom Cylinder, Arm Cylinder, Bucket Cylinder, Swing Cylinder, Disassembly and Assembly, Special Tools
Travel Motor195-226Motor Structure, Counterbalance Valve, Relief Valve, Parking Brake, Disassembly, Inspection Standards
Slew Motor227-240Slew Motor Structure, Speed Reducer, Relief Valve, Disassembly and Assembly
Swivel Joint241-250Swivel Joint Structure, Disassembly, Assembly, Inspection
Troubleshooting251-308Overall Machine, Machine Travel, Slewing, Boom, Arm, Bucket, Dozer Blade

Quick Reference Specifications

SpecificationValuePage
Battery12-150 V-A-hp. 28
Hydraulic Oil Tank95 L (25.1 gal)p. 35
Hydraulic Oil Total System120 L (31.7 gal)p. 35
Double Grouser Link Height65 ±0.1 mmp. 39
Rubber Crawler Tension112-122 mmp. 50
Carrier Roller Shaft End Play0.6 mmp. 50
Crawler Belt Weight (Steel)267 kgp. 83
Crawler Belt Weight (Rubber)245 kgp. 83
Idler + Track Tension Weight62 kgp. 85
Travel Motor Weight55 kgp. 85
Hydraulic Tank Level Capacity95 Lp. 111
All Circuit Capacity120.0 Lp. 108
BrandTakeuchi
ModelTB045
Machine TypeCompact Excavator
Manual TypeService Manual
LanguageEnglish
FormatSearchable PDF (Digital Download)
Pages308
File Size11 MB
Manual No.WK2-101E2
Serial Range1453001 and up
Wiring DiagramsYes
Hydraulic SchematicsYes
Torque SpecificationsYes
Bookmarked / IndexedYes
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