Tracing an electrical fault on your Cat loader? This 36-page Caterpillar 216B3 service manual PDF (OEM #KENR9408-02) covers schematic reading and system specs for the 216B3, 226B3, 236B3, 242B3, 247B3, 252B3, 257B3, and 259B3 skid steer, multi-terrain, and compact track loaders. Inside: full electrical wiring schematics with harness and wire identification, relay and fuse block layouts, and hydraulic schematics with circuit color codes, line patterns, and component locations. You also get connector and splice identification tables plus hydraulic tap locations, pressure specs, and sensor data for every system option. Check CAN resistor resistance at 120 ohms, and confirm the hydraulic filter cracking pressure sits at 34.5 kPa. No more tracing wires blind with a test light and a hunch. Bookmarked PDF opens on any device; search a wire number, find the pin, fix the machine.
What's Inside This Caterpillar 216B3-259B3 Manual
| System | Pages | Key Topics |
|---|
| Electrical Power Graphic Symbols | 1-2 | Basic Component Symbols |
| Switches | 3 | Disconnect Switch, Temperature Switch, Pressure Switch, Toggle Switch, Flow Switch, Key Switch |
| Resistors | 4 | Pressure Resistor, Temperature Resistor, Float Resistor |
| Wire Identification | 5 | Wire Label, Color Code, Wire Size, Wire Number, Harness Identification |
| Connectors | 6 | Connector Label, Receptacle Side, Plug Side, Harness Identification, Connector Part Number |
| Splices and Connectors | 7-8 | Splice Identification, Connector Labeling, Receptacle and Plug Identification, Harness Identification |
| Hydraulic System Overview | 9-20 | Hydraulic Symbols, Component Locations, Hydraulic Circuit Color Descriptions, Line Patterns |
| Electrical System and Wiring | 21-28 | Electrical Schematic Symbols, Harness and Wire Identification, Relay and Fuse Block Layout, Wire Coloring |
| Hydraulic System Options and Specifications | 29-36 | Hydraulic System Options, Tap Locations, Pressure and Sensor Specifications, Component Location Tables |
Quick Reference Specifications
| Specification | Value | Page |
|---|
| Hydraulic filter cracking pressure | 34.5 kPa +/- 20 kPa | p. 18 |
| Resistor Resistance (CAN) | 120 ± 12 Ohms | p. 21 |
| Solenoid Resistance (Coil Assembly) | 9.4 Ohms | p. 23 |
| Solenoid Resistance (Implement PLT Transmission) | 9.88 ± 0.49 Ohms | p. 23 |
| Solenoid Resistance (High Flow) | 5.9 ± 0.5 Ohms | p. 23 |
| Solenoid Resistance (Park Brake) | 8.8 ± 0.5 Ohms | p. 23 |
| Solenoid Resistance (Two Speed) | 2.2 ± 0.2 Ohms | p. 23 |
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