Tracking down replacement components for your crawler back-hoe gets much easier with this 230-page parts manual pdf covering the C(JP), P(JP), and P(EX) variants. You get complete exploded views and factory part numbers for every assembly on the machine, from the drivetrain to the boom. Open to the hydraulic section to find detailed component breakdowns, making it simple to identify the right O-rings, control valves, and cylinder seals before you call the dealer. Check the vehicle painted color charts to cross-reference the exact Munsell number for factory paint, or pull the correct battery mass specifications for the electrical system. Stop guessing at part numbers and wasting time with returns. Grab this bookmarked catalog directly on your tablet, search for the exact components you need, and get your parts order placed today.
What's Inside This Yanmar Vio20-3 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Preface | 1 | Preface Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| How to Read This Parts Catalog | 2 | How to Read This Parts Catalog Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Specifications | 3 | Specifications Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Wiring Diagram | 5 | Wiring Diagram Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(1) | 6 | Picturesque Index(1) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(2) | 7 | Picturesque Index(2) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(1/9) | 8 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(2/9) | 9 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(3/9) | 10 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(4/9) | 11 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(5/9) | 12 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(6/9) | 13 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(7/9) | 14 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(8/9) | 15 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
| Picturesque Index(3)(9/9) | 16 | Picturesque Index(3) Parts, Exploded Parts Diagram, Part Numbers, Quantities |
Yanmar Vio20-3 Common Problems This Manual Covers
Need the correct part number for the hydraulic pump seal kit because fluid is leaking p. 2
Check the exploded views to locate the exact hydraulic pump seal kit. Verify the level and interchangeability marks on page 2 to ensure compatibility. Confirm the 12-volt battery specifications on page 3 before ordering any electrical components for the travel alarm circuit.
Manual Section: How to Read This Parts CatalogCan't find the replacement engine coolant hose or main control valve solenoid when the E02 warning displays p. 5
Review the cooling system layout to identify the correct engine coolant hose part numbers. Check the wiring diagram on page 5 to trace the main control valve solenoid connections. Ensure the replacement parts match the exact 12-volt specification listed for your specific serial number.
Manual Section: Wiring DiagramMissing the specific part numbers for the seat repair kit or replacement travel alarm sensor p. 3
Inspect the cabin breakdown to locate the seat repair kit. Verify the travel alarm sensor part number matches the wiring diagram on page 5. Confirm the operating weight specification of 2000 kg on page 3 aligns with your exact machine build.
Manual Section: SpecificationsNeed the exact paint codes to touch up the machine exterior after replacing the rusted boom cylinder p. 4
Check the Munsell number and paint part numbers on page 4 to match the factory color. Verify the boom cylinder replacement parts. Confirm the 1.5-meter general dimension specification on page 3 to ensure you are viewing the correct configuration for your machine.
Manual Section: Vehicle Painted Color(Jp,Ex)Frequently Asked Questions
What are the replacement specifications for Hydraulic pump seal kit?
For the hydraulic pump assembly, replacement specifications include "SEAL SET" with part number 172456-73070 and "SEAL, OIL" with part number 172456-73140. Both are listed with a quantity of 1 each.
What are the replacement specifications for Main control valve solenoid?
The manual lists "SOLENOID (A)" with part number 172456-73580 and "SOLENOID (B)" with part number 172456-73590, both with a quantity of 1 each. These solenoids are found within the hydraulic pump section, which is integral to the control valve system.
How do you fix need the correct part number for the hydraulic pump seal kit because fluid is leaking?
Check the exploded views to locate the exact hydraulic pump seal kit. Verify the level and interchangeability marks on page 2 to ensure compatibility. Confirm the 12-volt battery specifications on page 3 before ordering any electrical components for the travel alarm circuit.
How do you fix can't find the replacement engine coolant hose or main control valve solenoid when the E02 warning displays?
Review the cooling system layout to identify the correct engine coolant hose part numbers. Check the wiring diagram on page 5 to trace the main control valve solenoid connections. Ensure the replacement parts match the exact 12-volt specification listed for your specific serial number.
What do I get after purchasing this manual?
Instant PDF download. You get the full 230-page searchable Parts Manual immediately after payment. Open it on your laptop, tablet, or phone right in the shop.
Am I able to print pages from this manual?
Yes, you can print whatever sections you need. The PDF is DRM-free with no restrictions, so you can take the pages you want out to the shop. Standard letter or A4 paper works.
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