Part of the Yanmar Parts Manuals.
Need the exact OEM replacement numbers for your 2001 Yanmar rubber crawler carrier? This 155-page Yanmar C50R-3 parts catalog PDF (OEM #0CK30-M38102EN) breaks down every component for the C50R-3 and C50R-3A variants. Inside, you get highly detailed exploded views of the track rollers, travel motors, HST pump units, and cabin assemblies. Open to any system and find complete factory parts lists with interchangeability marks, effective machine numbers, and clear hardware identification. Verify the truck roller plug size is exactly PT 1/4, or match the correct Yanmar New Permanent Yellow 2 paint code (2J) for units starting at serial M41945. Ordering the wrong component kills your shop's uptime. Grab this bookmarked file instantly, pull it up on your phone, and get the right parts on order today.
What's Inside This Yanmar C50R-3, C50R-3A Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Fuel System | Fuel Oil Tank | |
| Cooling System | Cooler, Cooler Bracket | |
| Engine | Turning Bearing, Engine & Related Device, Engine Control, Hyd. Oil Pump | |
| Electrical System | Electric Part, Battery, Vessel Center Lamp, Head Light, Back Light, Turn Signal Lamp, Solenoid Valve | |
| Undercarriage & Travel | Crawler Belt, Carrier Roller, Truck Roller, Idler, Travel Device, Travel Lever, Travel Lever Piping, Travel Motor | |
| Hydraulics & 3-Point Hitch | Swivel Joint, Grease Piping, Valve, Hyd.Oil Piping, Turning Dump Piping, Pump Driving, Hyd. Oil Tank, Control Valve, Remote Control Valve, Auto Tension Valve, Depression Valve, Dump Cylinder, Truck Shoe Cylinder, Turning Motor, Gear Pump | |
| Body & Operator Station | Frame, Turning Frame, Radio, Wind Washer, Back Mirror, Floor, Seat, Cabin, Canopy, Heater | |
| Decals & Accessories | Label, Tool, Safety Label | |
| Other Components | Truck Adgusta, Turning Device, Dump & Turning Lever, Control Box, Back Buzzer, Balustrade, Defroster, Vessell, Dump Body, Rear Link, Open and Close Lever, Painted Color, Block, Swivel Selector |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| C50R-3 (M40503~M41709) | ||
| Yanmar Deep Green Color Code | 82 | p. 134 |
| C50R-3 (M41710~) | ||
| Yanmar Navy Gray Color Code | 49 | p. 24 |
| C50R-3 (M40503~M41944) | ||
| Yanmar New Permanent Yellow Color Code | 87 | p. 4 |
| C50R-3 (M41945~) | ||
| Yanmar New Permanent Yellow 2 Color Code | 2J | p. 3 |
| All Models | ||
| Truck Roller Plug Size | PT 1/4 | p. 16 |
| Travel Lever Bolt Size | M10X30 | p. 24 |
| Solenoid Valve Shim Thickness (2-range) | T=0.5 | p. 126 |
| Pump Driving Spring Pin Size | 5X 10 | p. 57 |
| Dump Cylinder (Turning) Ball Size | 5/32 | p. 131 |
| Truck Shoe Cylinder Wearing Size | SW-63.57.16 | p. 132 |
Yanmar C50R-3, C50R-3A Common Problems This Manual Covers
Yanmar C50R-3 rubber track derailment or premature track wear in muddy conditions
Inspect the exploded view on page 16 for truck roller components. Locate the correct replacement part numbers for worn rollers. Verify you are ordering the correct PT 1/4 size plugs for the roller assemblies before replacing the damaged hardware.
Manual Section: Truck Roller p. 16Unresponsive travel controls or a loose lever assembly during normal carrier operation
Check the travel lever assembly diagram on page 24 to identify missing or sheared hardware. Find the exact part number for the required M10X30 mounting bolts. Cross-reference the lever components with your machine serial number to order correct replacements.
Manual Section: Travel Lever p. 24Erratic hydraulic response requiring identification of specific 2-range solenoid valve replacement parts
Review the solenoid valve exploded view on page 126 to pinpoint internal wear parts. Locate the specific part number for the required T=0.5 thickness shims. Order the complete replacement shim kit and the necessary O-rings to rebuild the 2-range valve block.
Manual Section: Solenoid Valve(2-Range) p. 126Complete loss of hydraulic power pointing to sheared or heavily worn pump drive components
Examine the pump driving parts list on page 57 to find exact replacement couplings. Identify the correct part number for the 5X 10 size spring pins. Match these pins and the main drive gear to your specific serial number before ordering.
Manual Section: Pump Driving p. 57Frequently Asked Questions
How do you fix yanmar C50R-3 rubber track derailment or premature track wear in muddy conditions?
Inspect the exploded view on page 16 for truck roller components. Locate the correct replacement part numbers for worn rollers. Verify you are ordering the correct PT 1/4 size plugs for the roller assemblies before replacing the damaged hardware. p. 16
How do you fix unresponsive travel controls or a loose lever assembly during normal carrier operation?
Check the travel lever assembly diagram on page 24 to identify missing or sheared hardware. Find the exact part number for the required M10X30 mounting bolts. Cross-reference the lever components with your machine serial number to order correct replacements. p. 24
How do you fix erratic hydraulic response requiring identification of specific 2-range solenoid valve replacement parts?
Review the solenoid valve exploded view on page 126 to pinpoint internal wear parts. Locate the specific part number for the required T=0.5 thickness shims. Order the complete replacement shim kit and the necessary O-rings to rebuild the 2-range valve block. p. 126
How do you fix complete loss of hydraulic power pointing to sheared or heavily worn pump drive components?
Examine the pump driving parts list on page 57 to find exact replacement couplings. Identify the correct part number for the 5X 10 size spring pins. Match these pins and the main drive gear to your specific serial number before ordering. p. 57
What do I get after purchasing this Yanmar C50R-3, C50R-3A manual?
Instant PDF download. You get the full 155-page searchable Parts Catalog immediately after payment. Open it on your laptop, tablet, or phone right in the shop.
Can I print specific sections of this Yanmar C50R-3, C50R-3A Parts Catalog?
No restrictions at all. Print individual pages, full chapters, or the entire manual. The PDF is completely unlocked.
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