Komatsu PC230NHD-11E0 Hydraulic Excavator Parts Book PDF – UENPC00722

Description

Komatsu PC230NHD-11E0 Parts Book – UENPC00722

This is the complete illustrated parts catalog for the Komatsu PC230NHD-11E0 hydraulic excavator, covering machine serial number K75001 and up and engine serial number 22398277 and up (SAAGD107E-3C). Published under document number UENPC00722, this 886-page parts book gives you every exploded view, part number, and component listing you need to identify and order the correct replacement parts for your machine.

File Details

• Manual Type: Illustrated Parts Catalog / Parts Book
• Brand: Komatsu
• Model: PC230NHD-11E0
• Engine: SAAGD107E-3C
• Document Number: UENPC00722
• Serial Number Coverage: K75001 and up (machine); 22398277 and up (engine)
• Language: Multilingual (English included)
• Page Count: 886 pages
• File Format: PDF

Chapters Covered

The parts book is organized into major assembly groups, each with exploded illustrations and detailed part tables. The main sections include:

• A0 – Engine Cylinder Head and Related Parts: Cylinder head, head cover, air intake manifold, air cleaner, exhaust manifold, Komatsu Variable Geometry Turbocharger (KVGT), EGR valve and cooler, KCCV, KDPF and SCR assembly
• B0 – Engine Cylinder Block and Related Parts: Gear covers, oil pump, rocker arm, tappet, flywheel housing, flywheel, oil pan, cylinder block, crankshaft, vibration damper, piston and connecting rod
• C0 – Engine Lubrication System: Oil filter, oil cooler, coolant vent
• D0 – Engine Fuel System: Fuel prefilter, fuel filter piping, fuel system cover, fuel tank, DEF tank, DEF piping
• E0 – Electrical System: Battery, wiring harnesses, working lamps, LED lamps, beacon lamp, horn, travel alarm, Komvision cameras and controller
• F0 – Engine Electrical System: Alternator, starting motor, sensors
• G0 – Auto Grease System: Base machine, boom and arm grease parts, bucket link
• H0 – Hydraulic System: Hydraulic tank, control valves (1-additional, 2-additional, tool control, 2-piece boom variants), piston pump, suction piping, delivery piping, oil cooler piping, return piping, drain piping, boom piping, arm and bucket piping, anti-drop valve piping, attachment piping, quick coupling piping, LS piping, solenoid valve, pressure switch block, PPC main piping
• J0 – Frame and Related Parts: Revolving frame, boom foot pin
• K0 – Operator’s Compartment and Control System: Operator’s seat, seat belt, top guard, front guard, floor mat, rain visor, sunvisor, wipers, window washer, air conditioner, ROPS cab, cab body, windows, doors, locks, mirrors, controller, monitor, PPC valves, work equipment control levers, consoles
• M0 – Guards and Covers: Hood, machine cab frame, doors, partitions, covers, tool box, refueling pump, handrails, rearview mirrors, counterweight, under covers
• N0 – Swing Circle and Related Parts: Swing circle, swing machinery and motor, swivel joint
• P0 – Travel System and Related Parts: Travel piping, travel motor and final drive
• R0 – Undercarriage: Front idler, idler cushion, track roller, carrier roller, track shoe, track frame, track roller guard
• T0 – Work Equipment: Boom (5700mm heavy duty), 2-piece boom, boom cylinders, arm cylinders, adjust cylinder, arms (2400mm and 2900mm), bucket cylinders, bucket links, hydraulic lines, quick coupler piping
• U0 – Marks and Plates: Safety decals, warning plates, Komatsu logos, lubrication charts
• V0 – Auxiliary Parts and Tool: Tool set
• W0 – Other Equipment: Preventive maintenance service connectors, refueling pump, additional track frame step
• Y0 – Field Repair Service Parts: Service kits for shoe bolts and hydraulic cylinder seals

Beyond the chapter structure, this Komatsu PC230NHD-11E0 parts book gives you a complete visual and numerical reference for every major assembly on the machine. Each section presents exploded-view illustrations with index numbers cross-referenced to part tables listing part number, description, quantity, and serial number applicability. The numerical index at the back of the book lets you look up any part number directly to find the illustration and figure where it appears. This is the same catalog structure used by Komatsu distributors and service departments to identify and order the correct components.

What This Parts Book Covers

The PC230NHD-11E0 is a substantial hydraulic excavator, and its parts book reflects that complexity. With 886 pages of coverage, this catalog documents the complete machine from the engine through the undercarriage and up to the work equipment.

On the engine side, the book covers the SAAGD107E-3C with detailed sections on the cylinder head, cylinder block, lubrication system, fuel system, cooling system, and electrical components. Emissions-related assemblies including the Komatsu Variable Geometry Turbocharger, EGR cooler, KCCV, and the KDPF/SCR aftertreatment system each have dedicated illustrated sections with their own part breakdowns.

The hydraulic system receives thorough treatment with an extensive control valve section covering multiple configurations: 1-additional actuator piping with 7-spool valve, 2-additional actuator piping with 8-spool valve, tool control variants, and 2-piece boom configurations with 9-spool valve options. Each control valve subsection breaks down the valve body, spools, plugs, springs, retainers, relief valves, suction valves, and connecting parts. The piston pump is documented across 12 sub-sections covering the pump assembly, shafts, bearings, cylinder block, pistons, cradle, servo valve, LS valve, and sensors. Suction, delivery, oil cooler, return, drain, boom, arm, bucket, anti-drop, attachment, and quick coupling piping are all illustrated with their respective hoses, tubes, clamps, flanges, and fittings.

The operator’s compartment section is equally detailed, covering the air suspension seat with heater, seat belt, ROPS cab structure, front and roof windows, door assemblies with locks and hinges, wipers, window washer, air conditioner compressor and piping, monitor, controller, PPC valves for travel and work equipment, control levers, consoles, armrests, and floor components.

Undercarriage parts include the front idler and cushion, track rollers, carrier rollers, track shoes with triple grouser, track frame, and track roller guards. The work equipment section documents the 5700mm heavy duty boom, 2-piece boom configurations, boom cylinders, arm cylinders, adjust cylinder, 2400mm and 2900mm arms, bucket cylinders, bucket links with and without lifting eye, and the associated hydraulic lines for 1-attachment, 2-attachment, breaker/clamshell, and quick coupler setups.

Why This Parts Book Matters

Ordering the wrong part for a hydraulic excavator is expensive and time-consuming. A part number that looks correct but is off by one digit, or a component that fits a different serial number range, can mean days of downtime waiting for the correct replacement. This parts book eliminates that guesswork.

With exploded-view illustrations and complete part tables, you can visually verify that the component you need matches what is on your machine. The serial number columns tell you exactly which parts apply to your specific PC230NHD-11E0, whether it falls in the early K75001-K75009 range, the K75010 and up range, or the K75436 and up range for specific assemblies. The quantity columns tell you how many of each fastener, washer, O-ring, or seal you need. The description columns use the same standardized component names that Komatsu distributors use, so when you place an order, you are speaking the same language as the parts counter.

This is also an invaluable reference for understanding how assemblies go together. Whether you are rebuilding a control valve, replacing a hydraulic cylinder seal kit, tracing a wiring harness, or simply trying to identify a mystery bracket or hose, the exploded views show you how every piece fits and what it connects to.

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Instant PDF Delivery

This Komatsu PC230NHD-11E0 parts book is delivered as an instant PDF download. There is no shipping, no waiting for a physical book to arrive, and no risk of a damaged or lost package. Once your payment is complete, you can download the file immediately and have the complete 886-page catalog on your computer, tablet, or phone.

The PDF can be viewed on any device with a PDF reader, and you can print individual pages or entire sections whenever you need a paper copy on the shop floor. Whether you are a equipment owner performing your own maintenance, a mechanic working in an independent shop, or a fleet manager responsible for keeping a PC230NHD-11E0 running, this parts book gives you the documentation you need to order correctly the first time.