Every single component of your 2003-2017 wheel loader is mapped out in this 129-page Yanmar V3–V5 series parts catalog PDF (OEM #0CK20-M39601EN) covering the V3-5A, V3-5B, V4-5B, and V5-B models. You get complete exploded views for the HST pump, boom assemblies, and cabin structural components to make sourcing replacements foolproof. Open the file to find detailed factory parts lists breaking down every hardware kit, control valve block, and hydraulic oil piping arrangement. Verify the exact 1/2-inch steel ball diameter for the center brake, or check the 7x130 mm dimensions on the radiator pipe before confirming your order. Don't waste days waiting on the wrong components to arrive. This bookmarked manual opens on your tablet or phone, letting you match part numbers right at the machine and get the correct items shipped.
What's Inside This Yanmar V3–V5 Series Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Fuel System | Air Cleaner & Engine Drain, Foot Accelerator, Fuel Tank | |
| Cooling System | Radiator | |
| Electrical System | Battery, Wiring | |
| Clutch & Transmission | Clutch Housing & Drive Shaft | |
| Rear Axle, Differential & Brakes | Center Brake, Braket Pedal, Park Brake Lever | |
| Front Axle & Steering | Steering Wheel & Column, Power Steering Cylinder, Steering Unit | |
| Hydraulics & 3-Point Hitch | Rd Valve Control, Lift Cylinder, Dump Cylinder, HST Pump, 70.Hst Pump, 71.Hst Pump, Control Valve, Lift Arm | |
| Body & Operator Station | Control Cover, Front Frame, Rear Frame, Operation Frame & Cover, Seat & Bonnet, Bonnet Soundproof Material, Frame Soundproof Material, Canopy, Cabin, Cabin Door, Hyd.Oil Tank | |
| Decals & Accessories | Label, Safety Label, Tool | |
| Other Components | Reference Materials, Back Mirror, Silencer, Engine Mount, Electric Part, Transfer Case, Spiral Bevel Gear, Differential Gear, Axle Shaft, Final Gear, Axle Case, Axle Holder, Tire & Diske, Snow Tire, Tire, Inching Pedal |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| All Models | ||
| Pipe Dimensions (Radiator) | 7x130 mm | p. 17 |
| Steel Ball Diameter (Center Brake) | 1/2 inch | p. 35 |
| Park Brake Spring Dimensions | 1.4x12x61.5 mm | p. 41 |
| Rivet Dimensions (Rear Frame) | 3.2x6.4 mm | p. 48 |
| HST Pump Dimensions | 14.3x8.1 mm | p. 69 |
| Steering Unit Centering Spring Quantity | 2 | p. 81 |
| HYD.OIL Tank O-Ring Size | 1AP16.0 | p. 84 |
| V3-5A, V3-5B | ||
| Front Frame Pin Length | 60x346.5 mm | p. 47 |
| V3-5A, V3-5B, V4-5B | ||
| Power Steering Cylinder Head Seal Dimensions | 60x30 mm | p. 67 |
Yanmar V3–V5 Series Common Problems This Manual Covers
Yanmar V3-5A wheel loader loses drive power under load and hydrostatic pump leaks fluid p. 69
Review the HST pump components diagram on page 69 to identify the correct part numbers. Locate the main pump assembly, which measures 14.3x8.1 mm. Verify compatibility with your specific machine serial number before ordering replacement pistons, housings, or o-ring kits for the hydrostatic system.
Manual Section: HST PumpCannot identify the correct replacement radiator pipe numbers when engine overheats during continuous heavy load work p. 17
Inspect the radiator exploded view on page 17 to find the exact cooling system part numbers. Find the upper and lower replacement lines, including the 7x130 mm pipe. Cross-reference the required clamps and mounting hardware with the parts list before placing your order.
Manual Section: RadiatorSteering feels loose or unresponsive and power steering cylinder leaks hydraulic fluid from the rod end p. 67
Check the power steering cylinder parts breakdown on page 67. Identify the correct replacement seal set, noting the required 60x30 mm head seal dimensions. Confirm this specific kit fits your V3-5A, V3-5B, or V4-5B loader model before attempting to rebuild the hydraulic cylinder.
Manual Section: Power Steering CylinderParking brake fails to hold the machine on inclines and hand lever feels completely loose p. 41
Examine the park brake lever assembly diagram on page 41 to locate the correct replacement hardware. Identify the exact part number for the return spring, which measures 1.4x12x61.5 mm. Order the corresponding linkage pins, cables, and cam components to complete the parking brake repair.
Manual Section: Park Brake LeverFrequently Asked Questions
What is the hydraulic pressure setting for YANMAR V3-5B?
The parts catalog lists a "VALVE,RELIFE 420K" as part number 172653-73480 for the HST Pump component part. This indicates a relief pressure setting of 420K, likely referring to 420 kgf/cm² or a similar pressure unit, although the specific units are not explicitly stated in this section.
How do you fix yanmar V3-5A wheel loader loses drive power under load and hydrostatic pump leaks fluid?
Review the HST pump components diagram on page 69 to identify the correct part numbers. Locate the main pump assembly, which measures 14.3x8.1 mm. Verify compatibility with your specific machine serial number before ordering replacement pistons, housings, or o-ring kits for the hydrostatic system.
How do you fix cannot identify the correct replacement radiator pipe numbers when engine overheats during continuous heavy load work?
Inspect the radiator exploded view on page 17 to find the exact cooling system part numbers. Find the upper and lower replacement lines, including the 7x130 mm pipe. Cross-reference the required clamps and mounting hardware with the parts list before placing your order.
How do you fix steering feels loose or unresponsive and power steering cylinder leaks hydraulic fluid from the rod end?
Check the power steering cylinder parts breakdown on page 67. Identify the correct replacement seal set, noting the required 60x30 mm head seal dimensions. Confirm this specific kit fits your V3-5A, V3-5B, or V4-5B loader model before attempting to rebuild the hydraulic cylinder.
Is this Yanmar V3–V5 Series Parts Catalog a digital download?
A 129-page Parts Catalog in searchable PDF format, available the moment you complete checkout. View on computer, tablet, or phone, with no shipping wait.
Can I print specific sections of this Yanmar V3–V5 Series Parts Catalog?
Yes, print as many copies as you want, and there are no restrictions. Many mechanics print the section they need and bring it to the shop floor.
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