All 61 pages of this Yanmar C12R Parts Catalog (OEM #0CS10-M42701EN) are built around one job: finding the right part number for your 2003-2004 Crawler Carrier, including the C12R (US) variant covering vehicle serials 20505–21048 and 2TNE68-EFW engine serials 32259–42886. Inside, you get exploded views and part numbers for every major system: transmission case, shaft and gear assemblies, side clutch fork, steering brake, sprocket and crawler components, HST, hydraulic oil cylinder, control valve, and full hydraulic piping. Cross-reference the accelerator lever cable (bush 12x20 mm), track down the SB53W800 V-belt, or confirm the TC203208 side clutch oil seal , every number is traceable back to the factory diagram. Your parts counter will stop guessing which variant you need. Bookmarked by system, so you jump straight to HST or crawler components without scrolling. Download it, open it on any device, and have the right part number before you call your dealer.
What's Inside This Yanmar C12R, C12R (US), 2TNE68-EFW Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Reference Materials | 2-6 | - |
| Label | 8-9 | Set, Accelerator, Key Switch, Brand, Angel, HYD.OIL Us |
| Safety Label | 10-11 | Label, HYD.OIL Tank, Battery, Radiator, Tag Assy, Caution |
| Rearview Mirror | 12 | - |
| Accessory | 13 | - |
| Silencer | 14 | - |
| Air Cleaner | 15 | Hose, Mount, Cleaner Assy, Air, Body, Element, Cover Assy |
| Accelerator Lever | 16 | Cable, Accelerator, Lever, Bush, Grip, Pin |
| Engine Mount | 17 | - |
| Radiator & Mount | 18 | - |
| Fuel Tank & Fuel Line | 19 | - |
| Battery & Cabel | 20 | - |
| Electric Part(Wiring) | 21 | - |
| Electric Part(Equipment) | 22 | - |
| Pulley & Belt | 23 | - |
| Transmission(Case) | 24 | - |
| Transmission(Shaft & Gear) | 25 | Shaft, Gear, Collar, Bearing, Bush, Spring |
| Side Clutch Fork & Steering Brake | 26 | Fork, Cam, Seal, Housing, Plate, Plate Friction |
| Sprocket, Roller & Crawler | 27 | Sprocket, Washer, Idler Assy, Bearing, Roller Assy, Crawler |
| Control Equipment(F.R.Lever) | 28-29 | Lever, Bush, Knob Assy, Rod, Bracket, Arm Assy |
| Control Equipment(Travel Pedal) | 30-31 | Pedal, Spring, Link, Rod, Damper, Nipple |
| Control Equipment(Brake Pedal & Parking Lever) | 32 | Pedal, Bracket, Shaft, Arm Assy, Link, Lever |
| Control Equipment(Dump Lever) | 33 | Lever, Joint, Stopper, Bracket, Grommet, Pin |
| Control Equipment(Steering Lev | 34 | - |
| Frame(Standard Spec.) | 35 | Bracket, Member, Grommet, Bolt, Washer |
| Frame(3Wd Spec.) | 36 | Bracket, Member, Grommet, Bolt, Washer |
| Bumper | 37 | Bolt, Washer |
| Cover, Step & Instrument Panel | 38 | Cover, Step, Instrument Panel, Bolt, Washer, Nut |
| Seat & Seat Mount | 39 | Seat Assy, Cover, Bracket, Cushion, Spring, Belt |
| Assist Bar | 40 | Bar Assist, Stay, Bolt, Washer, Nut, Clip |
| Bonnet | 41-42 | Knob, Plate, Trim, Sponge, Label |
| Safety Guard | 43 | Guard Safety, Bolt, Washer, Grommet, Label |
| ROPS Bar | 44 | - |
| Hyd.Oil Cylinder | 45 | - |
| HST | 46-47 | - |
| Hyd.Oil Tank & Filter | 48 | - |
| Control Valve | 49 | - |
| Hyd.Oil Piping | 50 | - |
| Wagon(3Wd Spec.) | 51 | - |
| Wagon(Standard Spec.) | 52 | - |
| Hook(3Wd Spec.) | 53 | Rink, Spring Assy, Rod a, Fulcrum Assy, Link, Spring, Return |
| Hook(Standard Spec.) | 54 | OPEN/CLOSE, Arm, Spring, Return, Rod, Mook Drive, Joint |
| Label(French Label Kit) | 55 | Air Cleaner, Tag Assy, Servicing, Sub-Tank, Anti-Freezing, Engine Cover, ROPS |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Accelerator Lever Bush Dimensions | 12x20 mm | p. 43 |
| Electrical Fuse Current (B) | 10A | p. 22 |
| V-Belt Type/Size | SB53W800 | p. 23 |
| Side Clutch Oil Seal Type/Size | TC203208 | p. 26 |
| Sprocket Roller Seal Type/Size | ES764-627615 | p. 27 |
Yanmar C12R, C12R (US), 2TNE68-EFW Common Problems This Manual Covers
Yanmar C12R accelerator lever cable or bush part number needed, unsure which component to order p. 16
Locate the Accelerator Lever exploded view on page 16, which breaks out the cable, lever, bush, grip, and pin as individual line items. The lever bush is 12x20 mm. Find the worn component in the diagram, note the item number from the parts list, and confirm the Yanmar part number in the index before ordering.
Manual Section: Accelerator LeverSide clutch oil seal part number needed, cannot identify correct seal from housing components p. 26
Check the exploded view on page 26 covering the Side Clutch Fork and Steering Brake assembly. The oil seal listed is type TC203208. Match the seal location in the diagram against the fork, cam, housing, and friction plate layout, note the item number, and verify the part number in the index before placing the order.
Manual Section: Side Clutch Fork & Steering BrakeSprocket roller seal worn out, correct part number required before ordering replacement p. 27
Refer to the Sprocket, Roller, and Crawler diagram on page 27. The roller seal specification is type ES764-627615. Locate the seal in the exploded view, match it to the worn component on your machine, note the item number from the parts list, and verify the Yanmar part number in the index before sourcing.
Manual Section: Sprocket, Roller & CrawlerV-belt size unknown after inspection, need correct specification and part number for replacement p. 23
Open the Pulley and Belt diagram on page 23. The correct V-belt specification is type SB53W800. Identify the belt in the exploded view, confirm the item number in the adjacent parts list, and cross-check the part number in the index. This ensures you receive the right belt for your machine's serial number range.
Manual Section: Pulley & BeltElectrical fuse rating or connector part number unclear from instrument panel wiring inspection p. 22
Check the Electric Part (Equipment) diagram on page 22 for fuse and connector assemblies. The main (B) fuse is rated 10A. Identify the specific component in the exploded view, note its item number from the parts list, and verify the Yanmar part number in the index to avoid ordering a mismatched fuse or connector.
Manual Section: Electric Part(Equipment)Frequently Asked Questions
What are the replacement specifications for Travel pedal linkage/controls?
The replacement specifications for Travel pedal linkage/controls include various components such as the PEDALU,FR (GRAY:72) with part number 172652-41400, a LINK, FR PEDALU (72) with part number 172652-41450, and a PIN 14X75 with part number 172638-41630. Other parts include WASHER 10 (194145-04810) and SPRING, RETURN 16X80 (1D4140-24210).
What are the replacement specifications for Forward/reverse control lever components?
Replacement specifications for Forward/reverse control lever components include the LEVER,FR (GRAY:72) with part number 172652-41290, a BUSH, 14X15 with part number 24550-014150, and a LEVER, FR-CHANGE (72) with part number 172652-41730. A PIN 14X118,FR (172652-41870) and ROD A,BUCKET(GRAY:72) (172112-42000) are also listed.
How do you fix yanmar C12R accelerator lever cable or bush part number needed, unsure which component to order?
Locate the Accelerator Lever exploded view on page 16, which breaks out the cable, lever, bush, grip, and pin as individual line items. The lever bush is 12x20 mm. Find the worn component in the diagram, note the item number from the parts list, and confirm the Yanmar part number in the index before ordering.
How do you fix side clutch oil seal part number needed, cannot identify correct seal from housing components?
Check the exploded view on page 26 covering the Side Clutch Fork and Steering Brake assembly. The oil seal listed is type TC203208. Match the seal location in the diagram against the fork, cam, housing, and friction plate layout, note the item number, and verify the part number in the index before placing the order.
How quickly can I access this manual after?
Immediate download of the complete 61-page searchable Parts Catalog. Access it on any device, from a laptop at your desk to a phone in the field.
Can I print specific sections of this manual?
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.
Document Quality
This document is a scanned PDF, featuring an OCR layer that allows you to search and copy the full text. The text is consistently readable throughout, although it exhibits minor pixelation typical of scanned documents rather than being perfectly crisp. All diagrams and illustrations are raster images, which means they will pixelate when zoomed in; however, labels and part numbers within these diagrams remain clear and legible. The pages are clean, free from any scan artifacts, stains, or skewed content. Please note that page 14 is a blank page.
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