Technical Literature
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Analysis of the Causes of Engine Cylinder Scuffing
Cylinder scuffing is a professional term in automotive maintenance. Engine cylinder scuffing refers to obvious longitudinal mechanical scratches and scoring formed on the inner cylinder wall within the travel range of piston rings. Severe cases lead to adhesive wear,...
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Part Life Characteristics: Core Basis for Determining Engine Overhaul Interval
From the perspective of engine life cycle management, components are categorized by their life characteristics rather than names, which serves as the fundamental basis to define overhaul cycles. This paper classifies diesel engine parts into four groups: infinite-lif...
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Diesel Engine Valve Assembly Maintenance
The core function of the valve train of a diesel engine is to accurately respond to the demands of the engine under various operating conditions. By opening and closing intake and exhaust valves at appropriate timings, it ensures that fresh air or mixture smoothly en...
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What causes engine overheating? Engine oil, coolant… let’s check them one by one.
The engine is like the heart of a car, its importance is self-evident. Construction vehicles, mainly used in construction sites, often operate in harsh environments with heavy loads. What happens when the engine overheats? There are generally two reasons for diesel e...
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Noise Source Analysis and Characteristics of Diesel Engines
The sound power level of a diesel engine is a core indicator for evaluating its noise performance. Relevant domestic and international standards—such as GB 14097-1999 "Noise Limits for Small and Medium Power Diesel Engines", GB/T 14097-2018 "Noise Power Level Limits ...
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Instruction of Engine “block oil’ Slobbering From Exhaust Manifold
Oil leakage at Cummins engine exhaust during light-load operation is a normal phenomenon caused by unburned fuel and carbon, not a product defect.This article is to help OEM, end users, and as well as other related parties correctly understand the exhaust manifold “b...
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