Control principle of electric control system for Komatsu 200 excavator
2025-04-14
Control principle of electric control system for Komatsu 200 excavator

In recent years, with the development of electro-hydraulic control technology, electronic control systems have become a component of electronic load sensing control systems and have been widely used i……

عرض المزيد
CAT 336D excavator alarm, insufficient oil pressure, unable to start after stalling. What’s going on
2025-04-14
إنذار الحفارة CAT 336D، عدم كفاية ضغط الزيت، عدم القدرة على التشغيل بعد التوقف، ما الذي يحدث؟

Caterpillar 336D excavator alarm oil pressure electrical system malfunction 1. The battery is low, so it is necessary to charge the battery in a timely manner, check the battery liquid level, and repl……

عرض المزيد
What is the reason for the Caterpillar 336D excavator engine not starting?
2025-04-14
What is the reason for the Caterpillar 336D excavator engine not starting?

Common causes of engine failure to start on CAT 336D excavator: 1. The fuel injector is damaged. 2. The fuel injection pump coupling is damaged. 3. The flywheel ring gear is damaged. 4. The timing gea……

عرض المزيد
What are the reasons for the increased fuel consumption of the CAT 336 excavator engine
2025-04-14
What are the reasons for the increased fuel consumption of the CAT 336 excavator engine

1、 Insufficient engine power 1. Engine aging: With the increase of usage time, the internal parts of the engine wear severely, resulting in a decrease in power and an increase in fuel consumption. 2. ……

عرض المزيد
ما هي أسباب عطل محرك بدء تشغيل الحفار CAT 336
2025-04-14
ما هي أسباب عطل محرك بدء تشغيل الحفار CAT 336

The reasons for the malfunction of the starting motor of the CAT 336 excavator may include the following: Insufficient battery power or virtual or disconnected starting circuit: Insufficient batt……

عرض المزيد
ما أسباب بطء سرعة سير الحفارة CAT 320D؟
2025-04-14
ما أسباب بطء سرعة سير الحفارة CAT 320D؟

The reasons for the slow walking speed of the CAT 320 excavator may include the following: Engine problem: Insufficient engine power or malfunction may cause slow walking speed. Check if the power out……

عرض المزيد
What are the main reasons for hydraulic pump oil leakage in Carter 320D excavator?
2025-04-14
What are the main reasons for hydraulic pump oil leakage in Carter 320D excavator?

1. Aging or damage of hydraulic pump seals for Caterpillar 320D excavator: Seals of hydraulic pumps, such as oil seals and gaskets, may lose their sealing performance due to aging, wear, or improper i……

عرض المزيد
Reasons and troubleshooting of oil burning in Komatsu 200 excavator
2025-04-14
Reasons and troubleshooting of oil burning in Komatsu 200 excavator

The phenomenon of oil burning in the engine of the Komatsu pc200 excavator is one of the common excavator faults. Here, I will analyze the causes of oil burning in the Komatsu excavator engine and pro……

عرض المزيد
How to empty the air from the diesel of the Carter 320 excavator
2025-04-14
How to empty the air from the diesel of the Carter 320 excavator

Use a screwdriver or wrench to unscrew any of the exhaust screws on both sides of the fuel injection pump of the CAT 320D excavator several times, and manually press the hand pump until the diesel is ……

عرض المزيد
Solution to hydraulic pump oil leakage of Komatsu 130 excavator
2025-04-14
Solution to hydraulic pump oil leakage of Komatsu 130 excavator

Check the spindle oil seal: Damaged or aged spindle oil seals are one of the main causes of oil leakage. If the oil seal is found to be damaged, it needs to be replaced in a timely manner. In addition……

عرض المزيد
What are the fault codes for Hitachi excavator 200-3?
2025-04-14
What are the fault codes for Hitachi excavator 200-3?

Hitachi 200 excavator fault code: 11100-2 engine speed abnormality 11101-3 Engine Speed Control Knob Sensor High Voltage Abnormal 11101-4 Engine Speed Control Knob Sensor Low Pressure Abnormal 11200-3……

عرض المزيد
ما سبب عدم عمل المكابح الدوارة للحفارة كارتر 336؟
2025-04-14
ما سبب عدم عمل المكابح الدوارة للحفارة كارتر 336؟

There may be several reasons why the CAT 336 excavator can not rotate the brake: 1.There is air in the brake fluid pipe: brake fluid is the medium of the brake system transmission, if there is air in ……

عرض المزيد
What are the common fault phenomena of the injector assembly of Caterpillar 336 excavator?
2025-04-14
What are the common fault phenomena of the injector assembly of Caterpillar 336 excavator?

1.Poor fuel atomization Poor fuel atomization is one of the common faults of the injector assembly of the CAT 336D excavator, which is manifested by the decrease of diesel engine power, emission of bl……

عرض المزيد
ما هي أسباب ارتفاع درجة حرارة المياه في الحفارة 320D من CAT؟
2025-04-14
ما هي أسباب ارتفاع درجة حرارة المياه في الحفارة 320D من CAT؟

Check if the coolant level has significantly decreased, and if so, add an appropriate amount. Or check if the coolant has deteriorated. If it deteriorates, it is necessary to clean the waterway and re……

عرض المزيد
السبب الرئيسي وراء عدم قدرة الحفار CAT 320D على التحرك على جانب واحد
2025-04-14
السبب الرئيسي وراء عدم قدرة الحفار CAT 320D على التحرك على جانب واحد

1.Fault in the overflow valve of the 320 excavator motor: The overflow valve is an important component in the walking system. If it malfunctions, it may cause power transmission to be blocked, affecti……

عرض المزيد
What is the SY215 excavator from Sany Heavy Industry
2025-04-14
What is the SY215 excavator from Sany Heavy Industry

    Sany Heavy Industry SY215H excavator is a high-quality construction machinery equipment. This excavator adopts advanced technology and innovative design, with excellent working performan……

عرض المزيد
استكشاف أعطال الحركة البطيئة للحفارة CAT 320B وإصلاحها
2025-04-14
استكشاف أعطال الحركة البطيئة للحفارة CAT 320B وإصلاحها

يتم استخدام الحفارة CAT 320B على ارتفاع 4850 مترًا، مع مناخ مرتفع وبارد وانخفاض الأكسجين وتغيرات غير طبيعية. أثناء عملية البناء، أظهرت الماكينة فجأة أن أظهرت الماكينة فجأة أن الماكينة بالكامل......

عرض المزيد
خطة إصلاح وتحسين وعاء تخزين الزيت المتشقق لإطار المجنزرة للحفارة
2025-04-14
خطة إصلاح وتحسين وعاء تخزين الزيت المتشقق لإطار المجنزرة للحفارة

  يحتوي وعاء الزيت في إطار المجنزرة للحفارة المستعملة على وظيفتين: الأولى هي تخزين الشحوم لضمان التشحيم الجيد لمحرك الدوران و وترس الربط المحمل؛ و......

عرض المزيد
تطبيق نظام التخفيض الجانبي للعجلات على الحفارات من سلسلة كوماتسو
2025-04-14
تطبيق نظام التخفيض الجانبي للعجلات على الحفارات من سلسلة كوماتسو

المضخة الهيدروليكية هي مصدر الطاقة في النظام الهيدروليكي لحفارة كوماتسو المستعملة، وهي جهاز تحويل الطاقة الذي يحول الطاقة الميكانيكية إلى مضخة هيدروليكية في ......

عرض المزيد
Performance characteristics of Hyundai Heavy Industries R220LC-9 excavator
2025-04-14
Performance characteristics of Hyundai Heavy Industries R220LC-9 excavator

hyundai 220 excavator cab design technology The newly designed cab provides low-noise operation and enhanced visibility, creating a comfortable working environment for the operator Ergonomically ……

عرض المزيد
How about the Caterpillar 336d excavator engine?
2025-04-14
How about the Caterpillar 336d excavator engine?

The engine is the heart of construction machinery and plays a vital role in the operation of the machinery. As one of the models, the Carter 336D engine has been widely used in construction machinery ……

عرض المزيد
How to reduce wear when excavator crawler is walking
2025-04-14
How to reduce wear when excavator crawler is walking

The walking part of the excavator is composed of sprockets, supporting wheels, driving wheels and rail chain links. After running for a certain period of time, these parts will show a certain degree o……

عرض المزيد
How to improve the working efficiency of excavators in earth-moving work
2025-04-14
How to improve the working efficiency of excavators in earth-moving work

Digging is one of the main tasks of an excavator. Today, I will share with you 5 tips on how to improve work efficiency during digging. used Excavator loading First, when digging, the arm cylinde……

عرض المزيد
The main reason for white smoke emission from the engine of CAT 320D excavator
2025-04-14
The main reason for white smoke emission from the engine of CAT 320D excavator

Improper or incorrect operation: Incorrect operation may cause white smoke from the engine of the Caterpillar 320D excavator. Fuel supply issue: Poor fuel supply or poor fuel quality may result in whi……

عرض المزيد