Part of the Hitachi Parts Manuals.
Looking for the exact factory numbers for your excavator? This 272-page Hitachi ex40 parts catalog pdf (OEM #P1B7-1-3) breaks down every boom, cab, and undercarriage assembly. Inside, you get highly detailed exploded views with precise hardware callouts for the entire machine. Open up to complete parts lists covering the main piston pump device, steel crawler travel motors, and the multi-lever control valves. Identify the correct replacement O-rings for the center joint spindle and pull the exact part numbers for your 650mm wide bucket side cutters. You will clearly see how the swing post pin and thrust plate fit together before you ever tear into the real thing. Your machine is down, and ordering the wrong component just wastes more time in the shop. Grab this text-searchable file, click the bookmarks to find your specific system, and get the right pieces on order today.
What's Inside This Hitachi EX40 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Fuel System | Air Cleaner, Fuel Pipings | |
| Cooling System | Radiator, Radiator Support, Reserve Tank | |
| Engine | Muffler, Oil Cooler Pipings, Lubricate Pipings, Pump;Piston | |
| Electrical System | Gauge Panel _Canopy_, Gauge Panel _Canopy, Cab_, Gauge Panel Auto-Idle_ _Canopy_, Gauge Panel _Cab_, Wire Harness, Valve;Solenoid | |
| Hydraulics & 3-Point Hitch | Pump Device, Extra Pipings _Hydraulic Ports_, Valve;Relief, Valve;Control, Valve;Pilot | |
| Body & Operator Station | Frame, Tank, Blade Control Cable, Console _Canopy_, Console _Cab_, Canopy, Floor, Seat, Cover, Track Frame, Travel Pipings Cover, Cab Ass'Y, Cab, Cab _Window Washer_ | |
| Decals & Accessories | Tool | |
| Other Components | Counterweight, Engine, Swing Device, Swing Post, Main Pipings, Engine Control, Control Lever, Control Pedal, Lever Lock, Swing Lock, Lever Link Parts, Lever Link, Pilot Pipings, Electric Parts, Travel Device, Front Idler |
Hitachi EX40 Common Problems This Manual Covers
Hitachi EX40 bucket cylinder leaking hydraulic fluid and cannot locate the replacement seal kit part number.
Check the bucket cylinder exploded view on page 268. Inspect the parts list to locate the correct seal kit for the 650 mm wide bucket configuration. Verify the piston rod and cylinder head part numbers match your existing setup before ordering replacements.
Manual Section: Cyl.;Bucket p. 268Steel crawler tracks are worn out and unable to identify the correct replacement track link assemblies.
Review the track-link assembly breakdown on page 148. Locate the exact part numbers for the pins, master pins, and bushings for the 400 mm wide steel crawler. Match the shoe and grouser specifications to your machine's serial number to ensure correct fitment before ordering.
Manual Section: Track-Link 400G (Steel Crawler) p. 148Undercarriage making grinding noise while tracking and need part numbers for the lower roller seal group.
Inspect the lower roller assembly diagram on page 146. Identify the specific part numbers for the roller bushing, collar, and axle. Cross-reference the seal group components with the 400 mm track width configuration to order the proper replacement hardware for the undercarriage.
Manual Section: Lower Roller p. 146Digging performance is poor and cannot find the correct part numbers for replacement side cutters.
Check the bucket parts list on page 218. Find the exact part numbers for the side cutters, teeth, and locking pins used on the 700 mm wide bucket. Verify the boss and shim sizes required to mount the new hardware securely onto the bucket assembly.
Manual Section: Bucket 0.14 (700Mm Wide) p. 218Frequently Asked Questions
What is the part number for the main frame of the EX40 excavator?
The part number for the main frame (FRAME;MAIN) is 5003485. p. 2
What is the part number for the counterweight on the EX40 excavator?
The part number for the counterweight (WEIGHT;COUNTER) is 0001228. p. 4
What is the part number for the radiator assembly?
The part number for the radiator assembly (RADIATOR ASS'Y) is 4268252. p. 10
What is the part number for the main hydraulic pump on the EX40?
The part number for the piston pump (PUMP;PISTON) is 4266818. p. 24
What is the part number for the swing motor?
The part number for the oil motor (MOTOR;OIL) used in the swing device is 4269359. p. 26
What do I get after purchasing this Hitachi EX40 manual?
Instant PDF download. You get the full 272-page searchable Parts Catalog immediately after payment. Open it on your laptop, tablet, or phone right in the shop.
Am I able to print pages from this Hitachi EX40 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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