Safety Operation Guide for High-altitude Operation Truck

Aerial work trucksare often used in the high-altitude operation range of municipal wires, street lamp maintenance, high-rise exterior wall maintenance, highway billboard maintenance, etc. The chassis of the aerial work vehicle is composed of the chassis of the car plus the lift. Because it requires long-term use and high-altitude operations, the vehicle chassis requires a higher strength in the manufacturing process than the chassis of other ordinary cars. In order to be able to well guarantee the safety factor of personnel who need to work at high altitudes for a long time, their operators need to pass comprehensive safety knowledge training before they can start work. Then there are several safety common senses about aerial work vehicles:

 Aerial working truck

1. When performing high-altitude work on high-rise buildings or high-voltage lines, etc., it is necessary to pay attention to the need to keep a safe distance from the lift. However, if you need to get close to it in some unavoidable circumstances, you should let other staff observe the surrounding situation more, evacuate the crowd, and maintain a normal conversation.

 High-altitude Operation Truck

2. When the operator of the aerial work vehicle is performing high-altitude operations, he must wear the prescribed safety clothing and related machinery to ensure good communication between the upper and lower personnel. Communication equipment and communication gestures are also necessary. In addition, you cannot not wear safety clothing and machinery because of the low operating height. These common sense are the basic safety awareness that must be known when performing high-altitude operations. The staff operating at high altitudes must have good communication skills with the personnel below, be equipped with communication equipment, and be familiar with communication gestures. When working, every misunderstanding of the gestures used in communication will cause inevitable losses.

 Aerial platform truck

3. Check and maintain the hydraulic system, lift, and brake system of the aerial work vehicle on time and regularly. The hydraulic system also includes the hydraulic oil tank and various high-pressure oil pipes. Carefully check whether the hydraulic oil is missing. According to the position of the oil plane of the hydraulic oil tank, check whether the high-pressure oil pipe is aging. The high-pressure oil pipe is often exposed to the outside and is easy to age. Once the oil pipe is aged, the high-pressure oil pipe may burst, causing the lift to drop suddenly, and finally causing danger! Then check whether the connection of each movable joint of the lift is normal. If it is loose, it must be tightened immediately with tools.

Aerial platform truck

The Difference Between Sewage Suction Truck And Fecal Suction Truck

The tank of the fecal suction truck is oval, usually made of carbon steel or stainless steel. It is mainly used to pump manure, sewage, sludge and liquids mixed with small suspended debris. The truck has two modes: self-flow discharge and pressurized discharge. The tank of the fecal suction truck is fixed on the chassis of the car.

 ISUZU Sewage suction truck


The tank of sewage suction truck is a round tank, and the tank body is also made of carbon steel or stainless steel. It is mainly used for sewers, rainwater wells, inspection wells, septic tanks and various large objects such as mud, silt, gravel, bricks and other materials in the ditch. The sewage suction truck has two modes: self-flow discharge and pressurized discharge. The rear part of the suction truck has a hemispherical cover, which can be opened by the hydraulic system, and can be directly discharged from the rear of the tank.

ISUZU vacuum truck


Due to the structure and shape of the tank, the vacuum and suction of the fecal suction truck are not as large as the sewage suction truck. The suction stroke of the fecal suction truck is ≥7m, and the suction stroke of the sewage suction truck is ≥10m. At the same time, the medium they absorb is different. The fecal suction truck can only extract the liquid with the suspended matter, and the sewage suction truck can basically extract the debris smaller than the diameter. Because the tank body is fixed on the car, only the pressure difference of the vacuum pump can be used to discharge the sewage or the pipe can be self-discharged; and the rear part of the tank of the suction truck can be opened, and the liquid lifting function is used, and the tank body is inclined and straight-lined. better. The sewage suction truck can complete all the work of the fecal suction truck, but some of the fecal suction trucks cannot be completed. In this way, everyone should have seen that the sewage suction truck has higher performance than the fecal suction truck, but its cost is much higher than that of the suction truck. In addition, the suction truck can be installed with sprinkler function according to customer requirements. The water and manure tanks can be divided into separate compartments, which can suck the feces and sprinkle water, and use one vehicle for both purposes. The sewage suction truck can generally be installed with a cleaning function, making it a high-pressure cleaning and suction-utilizing vehicle, commonly known as the “combined dredging vehicle”.

 ISUZU FTR Vacuum suction truck



Three Wheelers High Pressure Water Cleaning Sprinklers

Small three-wheel sprinklers are also known as spray trucks, multi-function small three-wheel sprinklers, landscaping small three-wheel sprinklers, water tankers, and water trucks. The small three-wheel sprinkler is suitable for all kinds of road surface washing, trees, green belts, lawn greening, construction of roads, factories and mines, and high-altitude building flushing. It has the functions of water transportation, drainage, emergency fire fighting, watering, dusting, high and low level spraying, pesticide spraying and guardrail washing. It is equipped with front, rear and side spray, self-priming special water pump, pump can pump water and drainage, with fire joint, self-flow valve, tank with working platform, green sprinkler can be installed, gun can be rotated to adjust the amount of water ( The spray is column, fog, drizzle). Front punching (spraying), back sprinkling, side spraying (shower), post-working platform, and installation of green sprinklers on the platform (cannon spray shape can be adjusted: straight flush, heavy rain, moderate rain, drizzle, fog, can Continuous adjustment, 360° rotation), equipped with fire-fighting interface, self-flow valve, filter screen, with self-priming and self-discharging function. It is equipped with high-power special sprinkler pumps, power take-offs, ball valves, strainers, water pipes, sprinklers, etc., which are equipped with national quality evaluation*. Pumps, power take-offs, ball valves, and strainers are all national standard products, featuring excellent performance, reliable operation, high efficiency, large flow, and convenient maintenance.

three wheeler sprinklers

The small three-wheel road cleaning car wash tank body is oval or square, made of WISCO high-quality carbon steel plate, 1.5 m in the tank compartment, with anti-wave and anti-sway effect, and can also carry out professional anti-corrosion according to user requirements. Anti-rust treatment, foaming or rock wool can be installed on the outside of the tank to maintain the heat preservation function. Optional charging plate, medicine pump, high-pressure spray equipment, non-vehicle pump power, etc., anti-corrosion and anti-rust in the tank, multi-directional water inlet and outlet joints, pneumatic valves and other advanced facilities to meet the needs of different users.

high pressure water cleaning


Application range

1. The district, square, park, scenic area, small town and other roads are sprinkled with water. In winter, it can dissolve ice on the road surface and dissolve snow.

2. Prevention and control of pests and diseases in municipalities, gardens, green belts, lawns, nurseries, scaffolding crops, greenhouses, and flowering trees.

3. Health, epidemic prevention and disinfection of training venues, camping quarters, and disaster areas.

4. Cleaning and disinfection of stations, hospitals, hotels, swimming pools, waste disposal sites, slaughterhouses, fishery trading sites, grain depots, zoos, etc.

5. Sprinkler maintenance on construction sites, dusting, construction roads, etc.

water flushing tri motorbike



The electric three-wheel road cleaning vehicle is a mobile washing machine specially designed for sanitation, property and cleaning companies. The product adopts high-quality electric tricycle chassis, equipped with professional high-pressure washing machine and water pump, which is convenient and quick to use. Built-in 600 liter special plastic water tank, permanent rust prevention, is the most cost-effective washing car products for urban streets and property communities.

water washing motor tricycle



Electric three-wheel high-pressure cleaning car features: strong applicability, flexible and simple, easy to maintain, low price, etc., can be flexibly traveled between narrow roads. The electric tricycle has a reverse switch, which can easily realize the reverse running function. This is very practical in the narrow alleys and alleys of the road, which is very convenient for parking. It is convenient and quick to add water to the fire hydrant. FB-BJWP01 fog gun three-wheel high-pressure cleaning car is an environmentally friendly, clean, high conversion rate of important dust-reducing equipment, is a epoch-making new generation of sanitation washing products.

road cleaing motor tricycle


King Long Powers Copiapó LatAm's First 100% Electric Public Transport City

The opening ceremony at El Pretil Park brought together the Minister of Transport, regional leaders, the Mayor of Copiapó, community members and drivers — all witnessing this historic moment for the city and the country.

121 King Long XMQ6900G electric buses are now on the road, driving Copiapó toward becoming the first city in Latin America with a 100% electric public transport system — connecting Paipote, Santo Tomás, Valle Los Ríos, Terrapuerto, Ramón Freire and more, significantly improving the daily lives of thousands of residents.

King Long is proud to drive Copiapó toward modern, clean, and efficient transport, and hopes to deliver better travel experiences and services to more regions around the world in the future.

 

King Long XMQ6900G electric buses

King Long XMQ6900G electric buses

King Long XMQ6900G electric buses

King Long XMQ6900G electric buses

King Long XMQ6900G electric buses

 

 

Ten Warning Signs of Bad Clutch Release Bearing


Ten Warning Signs of Bad Clutch Release Bearing

As a critical component of the transmission system, damage to the clutch release bearing can directly impact vehicle handling and safety. Recognizing clutch bearing failure symptoms early can help drivers avoid costly repairs and dangerous breakdowns. The following are typical symptoms, summarized from multiple repair cases:
clutch release bearing price
Abnormal Operation
1. Increased Clutch Resistance: The pedal becomes heavy, even "sticky," requiring greater force to disengage the clutch.
2. Difficulty Shifting: Gears clash or become locked when engaging a gear, especially at low speeds.
3. Power Transmission Interruption: The engine rpm increases but the vehicle speed does not, resulting in an "idling" state.

Auditory Warning Signs
4. Abnormal Neutral Squeak: A grinding noise occurs at idle, intensifying when the pedal is pressed.
5. Metallic Friction: A sharp, hissing sound, similar to metal scraping, is heard when driving in gear.
6. Clicking/Buzzing: A regular mechanical noise occurs during rapid acceleration.

Systemic Chain Reaction
7. Clutch Overheating: A frequent burning odor may be detected, and the instrument panel may display a high-temperature warning.
8. Abnormally Increased Fuel Consumption: Due to reduced power transmission efficiency, fuel consumption per 100 kilometers may increase by 15%-20%.

9. Increased Vehicle Vibration: Noticeable tremors when starting or at low speeds, similar to intermittent power delivery.

10. Lubricant Leakage: Visible oil stains on the chassis, and grease inside the bearings has melted and leaked due to high temperatures.


Prevention and Treatment Recommendations
Regularly check the clutch free travel (usually 15-25mm). Avoid driving in a partially clutched state for extended periods. Check bearing lubrication during maintenance every 40,000 kilometers.

If three or more of the above clutch bearing failure symptoms occur, it is recommended to replace the release bearing assembly immediately to avoid damage to the pressure plate or flywheel. Working with a trusted clutch release bearing supplier ensures that replacement parts meet quality standards. For long-term reliability, sourcing directly from a professional clutch release bearing factory can provide both cost advantages and consistent product performance.


Brake Expander Essential Component for Reliable Braking Performance

Brake Expander: Essential Component for Reliable Braking Performance The brake expander is a core component of drum brakes. Its working principle is primarily through mechanical or hydraulic/pneumatic actuation, causing the brake shoes to expand outward and contact the inner wall of the brake drum, generating friction and thus achieving braking.
trailer brake expander
1. The detailed working mechanism is as follows:
I. Core Structure
1. Brake Shoes: Installed in pairs, with friction linings fixed to their outer surfaces, their shape matching the curvature of the brake drum inner wall.
2. Drive Mechanism: This includes a hydraulic wheel cylinder, pneumatic piston, or mechanical cable, responsible for pushing the brake shoes to expand.
3. Return Spring: This pulls the brake shoes back into position when the brake is released, maintaining the initial clearance with the brake drum.

II. Operational Process
1. Brake Triggering
When the driver depresses the brake pedal, the hydraulic/pneumatic system pushes the wheel cylinder piston or pneumatic piston outward.
The piston, through a connecting rod or cam mechanism, causes the brake shoes to swing outward about a pivot point, gradually approaching the inner wall of the brake drum.

2. Friction Braking
When the brake shoe contacts the rotating brake drum, friction generates braking torque, forcing the wheel to slow.
In a leading-trailing shoe design, the leading shoe creates a "force-amplifying effect" due to the direction of rotation, further pressing the brake drum.

3. Brake Release
When the pedal is released, the actuating pressure disappears, the return spring pulls the brake shoe back into position, and the friction lining separates from the drum.

III. Key Details
Clearance Control: The initial clearance is typically 0.2-0.5mm, and an adjustment mechanism is required to compensate for wear.
Friction Material: The lining material must be heat-resistant and have a high coefficient of friction to prevent thermal decay.

IV. Type Differences
Hydraulic Actuation: Commonly used in passenger cars, uses brake fluid to transmit pressure.
Pneumatic Actuation: Used in heavy-duty vehicles such as trucks, relying on compressed air to push a piston.

In recent years, sourcing from a brake expander factory in China has become a preferred choice for global buyers. Likes KOMP, Thanks to advanced production equipment, IATF16949-certified processes, and competitive pricing, Chinese suppliers offer high-quality brake expanders suitable for various international markets.

Over 20 years of production experience in brake system components.
Wide product range covering brake master cylinders, slave cylinders, and expanders. One-year or 30,000 km warranty for customer assurance.

By choosing a reliable brake expander manufacturer, you not only improve vehicle performance but also ensure long-term safety and cost-effectiveness for your fleet or distribution business.

How Often Should Clutch Slave Cylinders Be Replaced?

How Often Should  Clutch Slave Cylinders Be Replaced?
As a core component of the hydraulic clutch system, the clutch slave cylinder directly affects driving safety and transmission performance. Its reliability determines how smoothly the clutch engages and disengages. Below is a detailed analysis of its typical replacement cycle and maintenance recommendations from professional technicians and clutch slave cylinder suppliers.
clutch slave cylinder price
I. Basic Lifespan Range
Normal Cycle: Under standard driving conditions, a high quality clutch slave cylinder generally lasts between 2 years-60,000 kilometers. In some well-maintained vehicles, it can function effectively for up to 100,000 kilometers.

Comparison with the Master Cylinder: The clutch master cylinder usually enjoys a slightly longer lifespan, as the slave cylinder operates in a harsher environment, facing higher temperatures, dust, and vibration from the transmission housing.

II. Key Factors Affecting Lifespan
Driving Habits:
Frequent clutch engagement, aggressive acceleration, or hard starts can speed up wear. Keeping your foot on the clutch pedal for long periods is one of the most common causes of internal seal damage and hydraulic leakage.

Road Conditions and Load:
Urban stop-and-go driving or climbing steep roads increases the workload of the slave cylinder. Heavier loads or towing also require greater hydraulic pressure, which can shorten service life.

Maintenance Quality:
Poor-quality or old clutch fluid may contain impurities that block or corrode the hydraulic passages. Using fluids that don’t meet manufacturer standards can harm even a high quality clutch slave cylinder. Periodically replacing seals and inspecting connections can prevent leaks and extend lifespan.

III. Practical Tips for Extending Lifespan
Change Clutch Fluid Regularly: Replace every 2 years or 40,000 kilometers to ensure smooth operation.

Inspect Seals: If you notice oil leaks or a soft pedal, inspect and repair immediately.

Adopt Good Driving Habits: Avoid partial clutching and apply steady pedal pressure.

IV. Replacement Signals and Professional Advice
Signs that indicate replacement include difficulty shifting, inconsistent clutch engagement, or burning smells during driving. When replacing, it’s advisable to check the clutch master cylinder and pressure plate together to avoid repeated labor costs.

If you plan to purchase a replacement part, sourcing from a reliable clutch slave cylinder supplier ensures quality assurance and proper fit. Many factories now offer wholesale price clutch slave cylinder options, making maintenance more affordable without sacrificing performance.

In conclusion, there’s no fixed replacement cycle—lifespan depends on driving habits, load conditions, and maintenance care. Regular inspection and responsible driving are the best ways to extend the service life of your clutch system.

How to Bleed the Clutch Slave Cylinder?

How to Bleed the Clutch Slave Cylinder?
Bleeding the clutch slave cylinder is an important maintenance task that ensures smooth clutch operation, enhances driving safety, and extends component life. Many workshops rely on a clutch slave cylinder China supplier to secure reliable replacement parts before performing this service. Below is a concise guide covering the procedure, common issues, and preventative tips.
Clutch slave cylinder price
Step 1: Preparation
Before starting, check the brake fluid reservoir and confirm the fluid is between the MAX and MIN marks. Add the recommended brake fluid if necessary. Gather the right tools, such as wrenches (size 8–10), a clear plastic hose, and safety gear. Always park the vehicle on a level surface and turn off the engine before beginning work.

Step 2: Two-Person Bleeding Method
Attach the hose to the bleed bolt on the slave cylinder and place the other end into a container. While one person presses the clutch pedal to the floor, the other loosens the bleed bolt to release fluid and air. Repeat until only fluid flows steadily with no bubbles.

Step 3: Single-Person Techniques
If working alone, use staged pumping or the waiting method. The staged approach involves pumping the pedal several times, then holding it down while loosening the fitting to release air. The waiting method involves holding the pedal down for a few minutes to let air bubbles rise before bleeding.

Step 4: Final Inspection
After bleeding, refill the brake fluid to the proper level and clean any spills. Test the clutch pedal for firmness and smooth gear shifting. If the pedal feels soft, repeat the process.

Common Issues
Soft pedal after bleeding: Often caused by low fluid or a leaking line. Refill and check for leaks.
Oil leakage at the bleed bolt: May indicate a damaged gasket or loose bolt. Replace and retighten.
Cloudy fluid or repeated bubbles: Usually due to water contamination or internal rust. Replace fluid and service or replace the slave cylinder.

Preventative Tips
Check brake fluid regularly and avoid mixing brands, as additives can react and clog the system. For long-term reliability, many repair shops choose parts from a trusted Clutch slave cylinder manufacturer or source directly from a clutch slave cylinder factory to ensure quality and supply stability.

By following the correct bleeding steps and using high-quality components, you can maintain a responsive clutch system and prevent costly repairs down the road.