Part of the Hitachi Parts Manuals.
When it comes time to order replacements for your excavator, this 305-page Hitachi EX40UR-2C parts catalog PDF (OEM #P1BC-1-1) gives you the exact component breakdowns for the entire machine. You get detailed exploded views showing every single nut, bolt, and O-ring across the track frame, travel device, and mono boom assemblies. Open it up to find complete parts lists with factory cross-references for everything from the swing motor block to the offset boom cylinder. Verify the exact packing seal group on the 580mm JIS94 bucket, or pull the correct factory part numbers for the 300G steel crawler track-link shoe and bushing before hitting the parts counter. Wrong parts mean double the downtime. Download this bookmarked, searchable file directly to your phone, find your part numbers instantly, and get your order placed.
What's Inside This Hitachi EX40UR-2C Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Fuel System | Air Cleaner, Fuel Pipings, Fuel Tank | |
| Cooling System | Radiator, Radiator Support, Reserve Tank | |
| Engine | Muffler, Oil Cooler Pipings, Lubricate Pipings, Pump;Piston | |
| Electrical System | Collision Prevention Sensor, Gauge Panel, Wire Harness, Valve;Solenoid | |
| Hydraulics & 3-Point Hitch | Pump Device, Collision Prevention Valve, Valve;Relief, Valve;Control, Valve;Pilot, Valve;Lock | |
| Body & Operator Station | Frame, Oil Tank, Engine Control Cable, Canopy Group, Canopy, Floor, Seat, Cover, Track Frame, Travel Pipings Cover, Cab Group, Cab Support, Cab Ass'Y, Cab, Name-Plate _Canopy_ | |
| Decals & Accessories | Tools | |
| Other Components | Counterweight, Engine, Swing Device, Main Pipings, Lever Stand Part, Engine Control Lever, Control Lever, Control Pedal, Lever Lock, Swing Lock, Lever Link Support, Lever Link, Collision Prevention System, Pilot Pipings, Pilot Pipings _Jis-Type_, Pilot Pipings _H-Type_ |
Hitachi EX40UR-2C Common Problems This Manual Covers
Can't find the correct Hitachi EX40UR-2C main piston pump seal kit part numbers for a leaking housing
Check the exploded view on page 264. Verify the exact O-rings, seals, and body components for the piston pump assembly. Replace these seals every 2000 hours to prevent excessive fluid loss. Match the item numbers with the parts index before submitting your final order.
Manual Section: Pump;Piston (1_2) p. 264Need replacement teeth and side cutters for the narrow trenching bucket that are heavily worn out
Review the bucket assembly diagram on page 174. Locate the exact part numbers for the teeth, side cutters, and mounting bolts used on the 350 mm wide bucket. Order the required quantities and verify all boss shims are completely intact before beginning your installation.
Manual Section: Bucket 0.055 _Jis94_(350Mm Wide) p. 174Unsure which O-rings and adapter fittings are required for the main oil cooler piping joints
Examine the piping breakdown on page 28. Identify the specific rubber hoses, O-rings, and socket bolts for the oil cooler circuit. Replace all degraded O-rings at these high-pressure joints and torque the socket bolts to 30 ft-lbs (40 Nm) during the final reassembly.
Manual Section: Oil Cooler Pipings (1) p. 28Having trouble identifying the correct replacement bearings and needle seals for a noisy swing motor
Check the component breakdown on page 269. Locate the specific part numbers for the carrier bearings, needle seals, and pinion gear. Drain the 2.5 liters (0.66 gallons) of gear oil before disassembly, then cross-reference your required parts with the matching serial number table.
Manual Section: Motor;Oil (Swing) p. 269Frequently Asked Questions
What are the replacement specifications for hydraulic hoses and seals?
The manual provides specific part numbers for hydraulic components. For example, the hose (SVP) for the pilot piping system is part number 4349099, and the O-ring for the pilot piping (1) is part number 4506418. Detailed seal kits are also available, such as the seal kit for the bucket cylinder, part number 4305781. p. 82
What is the part number for the fuel filter on the EX40UR-2C?
The fuel filter for the EX40UR-2C is part number 4385467. p. 18
What is the part number for the main hydraulic pump on the EX40UR-2C?
The main piston pump for the EX40UR-2C is part number 4331671. p. 22
What is the part number for the pilot oil filter?
The pilot oil filter is part number 4271465. p. 82
What is the part number for the battery used in the EX40UR-2C?
The battery for the EX40UR-2C is part number 4292182. p. 108
How will I receive this Hitachi EX40UR-2C Parts Catalog?
This is a 305-page searchable PDF ready for immediate download. Works on any device, so pull it up on your phone while you're under the hood. No shipping, no waiting.
Am I able to print pages from this Hitachi EX40UR-2C manual?
Yes. The PDF has no DRM restrictions, so print any page or section you need for your shop. Works with any standard printer.



















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