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Loaders work hard; proper daily maintenance greatly reduces failure rates. This article lists the 10 key areas to inspect on a CAT loader before each shift—covering fluids, filters, undercarriage, and electrical—to help operators build a disciplined pre-shift routine.
Electrical faults are common yet tricky on excavators. This article lays out the basic troubleshooting sequence—from power supply, fuses, and relays to sensors and wiring—explaining how to diagnose common electrical faults safely and build a systematic approach.
The hydraulic pump is the heart of the excavator's hydraulic system. This article covers the three common faults—abnormal noise, weak operation, and external leakage—with their symptoms and diagnosis, helping owners determine whether the pump itself is worn or a peripheral component is at fault, avoiding unnecessary teardown.
The part number is the only reliable basis for querying and ordering CAT parts. This article explains CAT part-number formats, how to read them from nameplates and old parts, and key cautions when searching by number—helping users avoid ordering the wrong parts.
Winter cold tests an excavator's starting, hydraulic, and electrical systems. This article covers winter care—proper low-temperature fluids, battery & starting checks, preheat procedures, and hydraulic warm-up—to help equipment safely survive the cold season.
Weak or noisy swing is a common travel-system fault. This article analyzes common causes of swing motor weakness—swing reducer gear wear, excessive swing bearing clearance, internal motor leakage—and lays out an outside-in troubleshooting path.
When buying parts, how do you choose between genuine and OEM aftermarket? This article compares them across three dimensions—quality, price, and application—to help you make a rational choice based on equipment value, operating conditions, and budget, ensuring reliability while controlling repair costs.
Engine overheating is the leading cause of cylinder scoring and head gasket failure. This article covers CAT engine cooling system care—coolant selection, change intervals, radiator cleaning, and thermostat & water pump inspection—helping owners avoid major engine damage from poor cooling.
A CAT engine overhaul is a systematic project. This article outlines the standard overhaul process in four stages—diagnosis & assessment, disassembly & cleaning, measurement & matching, assembly & calibration—and lists the parts that must be replaced, helping you plan clearly and avoid missing parts that cause a second teardown.
Undercarriage parts are the most heavily worn on an excavator. This article explains wear criteria and replacement timing for the track rollers, carrier rollers, sprockets, idlers, and tracks (the 'four wheels and one track'), plus daily inspection tips to extend undercarriage life and cut maintenance costs.
Total 88 articles, Page 3/9
