Excavatrice d'occasion Komatsu PC220 à vendre

When does the twenty-two-ton class make sense?

This size can justify itself when daily material targets, working depth and repeated loading demand more production than a smaller crawler can deliver comfortably. Begin with the project rather than the listing. Record bank and loose material density, required cut depth, spoil radius, lift frequency, truck side height, road width, grades and hours per shift. Estimate how much of the schedule involves bulk excavation versus grading, lifting, travel or attachment operation. A heavier production carrier may reduce cycles and remain more stable in demanding work, but it also requires adequate ground support, transport and utilization. If routine tasks use only a fraction of its capability, fuel and mobilization can outweigh the gain. If the crawler must work at maximum reach or full hydraulic demand throughout the day, a still larger class or different fleet arrangement may be safer and more productive. Use a task-weighted comparison so capacity is paid for only where the contract can use it.

Plan digging cycles around actual material

Bucket volume becomes useful only after soil density, fill factor, digging resistance, swing angle and receiving equipment are included. The listed 0.98m3 bucket is a classification reference, not a guarantee of the installed tool or payload. Ask for current photographs, width, profile, teeth, wear condition and any capacity marking. Estimate the mass of a realistic filled bucket for topsoil, clay, wet material or fragmented rock. Dense loads may require a smaller tool to protect stability and cycle response. Position trucks to limit unnecessary swing while preserving safe edge distances, visibility and traffic flow. Compare passes per truck and loading time with the hauler's legal payload. For trenching, choose width around pipe, bedding and shoring rather than truck loading. A production estimate should state bucket, material, fill factor and cycle assumptions. This makes it possible to compare available machines without presenting a nominal capacity as a universal output claim.

Account for ground bearing and working stability

Machine mass can support productive digging, yet soft ground, slopes and excavation edges require a planned platform and verified configuration. Identify soil bearing conditions, underground voids, recent fill, drainage, grades and the distance from trench or bench edges. Confirm track shoe width and actual undercarriage dimensions for the offered unit because regional and job-specific configurations vary. Wider shoes can affect ground pressure but do not make weak ground safe, and they may change transport width or turning wear. Establish travel routes and working pads appropriate to the site. For object handling, obtain the correct serial-specific load chart, approved lifting point and local procedure. Capacity changes with radius, height, orientation, front equipment and ground condition; operating weight alone cannot establish a safe lift. A buyer considering this class for heavy cycles should include site preparation and ground management in the productivity model, rather than assuming extra machine mass solves every stability problem.

Prevent specification errors with serial control

Tie every working-range, power, hydraulic and transport figure to the identification plate and correct serial-range documentation. A model family may span several generations and regional builds with different engines, emission equipment, arms, booms, track shoes, counterweights and control systems. Obtain a readable plate before selecting technical literature. When reach, digging depth, dumping height, lift chart, hydraulic flow or engine output matters, verify the source against the complete model designation, market and serial range. Measure length, width and height in the proposed shipping condition and identify removed components. Calculate mass from the best unit-specific information, including coupler, bucket, guards and auxiliary lines. Do not borrow attractive values from PC210, LC or other nearby variants. General data helps searchers understand the class; serial-linked information belongs in the inspection, logistics request, compatibility assessment and contract. This boundary improves accuracy for both buyers and search engines.

Connect the plate, monitor and maintenance story

A continuous identity-to-operation record is the foundation for evaluating year, hours and condition claims from a remote listing. Request current photographs of all sides and the identification plate, then ask for an uninterrupted video that moves from the plate into the cab, shows the monitor before starting and continues through operation. This helps establish that media and meter evidence belong to the quoted asset. Compare displayed hours with wear on the controls, pedals, seat, steps, panels, boom joints, linkage, swing area and tracks. Wear depends on maintenance and application, so it raises questions rather than proving a precise history. Review service invoices, oil analyses, inspection sheets and historical meter photographs when available, checking serial references and chronological consistency. The site's 2025 and 500 entries remain unverified until evidence supports a specific unit. When manufacture year or emissions category affects admission, ask the destination broker which original documents the authority accepts before paying.

Observe the engine from cold start through loaded work

A complete temperature cycle reveals more than a pre-warmed walk-around and gives inspectors a better basis for deciding which diagnostics are needed. When site conditions allow, film before the first start of the day. Show the engine area, key-on indicators, cranking, initial exhaust and idle. Note persistent warnings, prolonged cranking, uneven sound, smoke that continues and visible leakage. Ambient temperature, fuel and video capture can alter impressions, so a technician should interpret concerns. Warm the machine gradually and demonstrate useful work under a controlled load while observing temperature and monitor status. Inspect radiator and cooler cleanliness, belts, hoses, clamps, mounts, wiring and accessible intake or turbo plumbing. Check fluids through safe procedures and review filter dates or maintenance records without treating either as a full history. For dusty, high-temperature or high-altitude destinations, cooling condition and configuration deserve additional attention. Fault-code review, fluid analysis or mechanical tests may be appropriate when downtime exposure is high.

Test warm hydraulics in real combined cycles

Individual movements and coordinated digging should remain responsive at working temperature without abnormal drift, noise or leakage. Operate boom, arm, bucket, swing and travel separately, then combine the functions used to excavate and load. Observe lag, surging, weak response, unusual pump sound and performance changes after the oil warms. Use safe loads and avoid improvised stall tests. Inspect exposed cylinder rods for scoring, pitting or impact damage and examine glands, hoses, fittings, pumps, valves and center-joint areas for fresh oil or heavy residue. A controlled drift observation can support screening, but its meaning depends on load, position, temperature and service limits. If one circuit is slow or combined functions behave inconsistently, qualified pressure, flow and diagnostic tests may be needed. Record the test duration, temperature state, load and limitations. A transparent sequence provides evidence for repair allowances and acceptance; a seller's statement that hydraulics are strong does not.

Look for evidence of demanding previous duty

Structure, slew behavior, guards and tool plumbing can reveal whether prior quarry, breaker or demolition work needs deeper inspection. Clean close images should cover boom foot and bend, arm, cylinder mounts, linkage, coupler area, upper frame and accessible lower-frame connections. Look for cracks, distortion, reinforcement, irregular welds, localized new paint and impact marks. A professional documented repair may be acceptable, while unexplained plating or cosmetics require review. Observe movement at pins and bushings from safe positions during operation. Rotate the upper structure through a complete circle on appropriate ground, noting roughness, noise, inconsistent speed or braking. Inspect the swing-drive area for leakage and assess bearing movement with a competent manufacturer-appropriate procedure. If auxiliary plumbing, heavy guarding or wear suggests demanding tool duty, review maintenance, cooling and structural condition accordingly. Past application is not automatically negative; the risk comes from high loads without matching service, inspection and evidence.

Convert track-system evidence into lifecycle cost

Measurements, travel behavior and destination pricing are more useful than an unsupported percentage of remaining undercarriage life. Photograph both sides completely and capture track shoes, links, pins and bushings, sprocket teeth, carrier rollers, bottom rollers, idlers, guards, adjusters and frames in detail. Look for asymmetric wear, leakage, damaged shoes, sharp profiles and signs of incorrect tension. A qualified inspector can record wear measurements and compare them with the applicable service limits. Operate the crawler forward and reverse, steer each way and test available speeds on suitable ground. Watch whether it pulls, one side responds slowly or repeated clicking or grinding is present. Inspect final-drive areas for leakage and ask about oil or repair records. Ground slope and track tension can affect behavior, so anomalies should lead to further checks rather than instant conclusions. Price likely work using local parts, freight, labor and project downtime. On a heavy-production purchase, the next track intervention can materially alter total ownership value.

Define the complete attachment package

Mechanical interface, tool weight, hydraulic demand, control setup and duty cycle must match the exact carrier before an attachment adds value. Measure pin diameter, center distance, stick width and coupler system. Record the weight and included condition of buckets, breaker, grapple, compactor, pulverizer or other tools. For powered attachments, compare required flow and pressure with serial-specific machine capability and confirm return, case drain, connectors and cab controls. Continuous high-flow service creates different cooling and maintenance needs from occasional use. Tool mass and reach affect stability, structural load and freight. Review required guards, alarms and safe coupling procedures for the destination application. Put each bucket, hose, pin, adapter and loose part on the written offer and loading list. If matching cannot be established, add costs for adapters, hydraulic changes, configuration, testing and commissioning. A tool in a photograph is not necessarily included or suitable.

Check operator systems and destination support

Monitor information, electrical functions, service access, parts supply and trained technicians all contribute to usable availability after arrival. Photograph the display at key-on and after start-up, including warnings, modes and accessible diagnostic screens. Test lights, horn, wipers, travel alarm, camera if fitted, climate control and other quoted equipment. Inspect the seat, joysticks, pedals, switches, glass, mirrors, handrails and access steps. Condition helps frame questions about use but cannot verify hours. Determine operator-language, manual and training needs. Contact destination workshops with the serial range and ask about filters, sensors, harnesses, seals, hydraulic parts, track components, drives and diagnostic tools. Prepare a first-service plan and list critical components with long lead times. Requirements for lifting, roadwork, demolition and quarry use vary, so confirm guards, alarms, inspections and operator documents. A strong brand reputation is useful only when the specific configuration can be maintained within the project's downtime tolerance.

Compare risk-adjusted cost and expected output

The commercial decision should combine purchase, commissioning, transport, ownership and realistic production rather than rely on advertised price. Separate the base crawler, coupler, bucket, optional attachments and spares. Add independent inspection, initial service, known repairs, track reserve, origin haulage, loading, dismantling, packing, freight, insurance when requested, destination handling, duty, tax and inland delivery. Use the same Incoterm and named place for every quote and note validity or variable charges. Estimate repairs with local labor and parts lead times. Model fuel, operator cost, scheduled service and downtime against expected productive hours or material moved. Unsupported year or meter values should not create an automatic premium. A higher-priced machine with coherent identity, warm-operation evidence and measured wear may cost less per productive hour. Maintain an uncertainty register and assign each item to further evidence, contractual condition, financial allowance or rejection.

Control shipping configuration and purchase release

Final approval requires measured logistics, serial-linked loading evidence and completed technical and commercial gates. Obtain actual length, width, height and weight for the planned shipping condition and compare low-bed, container, flat-rack or other methods with a competent freight provider. Agree whether the bucket, arm, counterweight, cab or other parts need removal and who will dismantle, label, protect and reassemble them. Correctly cap hydraulic openings, support heavy parts and protect exposed rods. Immediately before loading, photograph the identification plate, monitor, attachments, exterior and existing damage, then create a component list tied to the invoice. Request lifting, placement and securing records where available. Inspect identity and cargo on arrival before inland movement or assembly. Port, route and import rules change, so rely on current broker and carrier advice. Release should follow documented job-fit, identity, condition, economics, support and logistics gates, with critical gaps resolved rather than assumed.

Komatsu PC220 buyer FAQ

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