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800990318 Regenerative Air Reservoir – Advanced Pneumatic Storage for XCMG Articulated Dump Trucks

Regenerative Air Reservoir

Regenerative Air Reservoir

Регенеративный воздушный ресивер

Регенеративный воздушный ресивер

Depósito de aire regenerativo

Depósito de aire regenerativo

The 800990318 Regenerative Air Reservoir is a high-performance pneumatic storage tank engineered to provide consistent, dry compressed air for the braking, suspension, and auxiliary systems on XCMG articulated dump trucks. This advanced reservoir integrates a regenerative desiccant drying system that continuously removes moisture and contaminants from the compressed air, ensuring a clean, dry air supply that protects sensitive pneumatic components from corrosion and freeze-up. Manufactured from high-strength steel with a fully corrosion-resistant zinc-nickel plating and a durable black powder-coat finish, the 800990318 regenerative air reservoir delivers exceptional pressure retention, structural integrity, and long-term reliability, making it an indispensable component for maintaining braking performance, suspension control, and overall machine productivity in the most demanding mining, quarrying, and heavy construction environments.

Technical Specifications

Parameter Specification
OEM Number800990318
Product NameRegenerative Air Reservoir
BrandXCMG (Genuine OEM)
MaterialHigh-Strength Steel (ST37-2 / S235JR)
Total Capacity45 Liters (nominal)
Regenerative Drying TechnologyDesiccant-based with purge cycle
Maximum Operating Pressure12.5 bar (181 psi)
Burst Pressure≥ 37.5 bar (544 psi)
Dry Air Quality (ISO 8573-1)Class 2.4.2 (oil-free, dry to -40°C dew point)
Port ThreadsM22 x 1.5 (5 ports)
Mounting TypeBracket-mounted with rubber isolators
Surface TreatmentZinc-Nickel Plating + Black Powder Coating
Coating Thickness (total)≥ 80 µm
Salt Spray Resistance≥ 500 hours (ASTM B117)
Temperature Range (Ambient)-40°C to +100°C
Fluid CompatibilityCompressed air (dry, oil-free)
ApplicationBrake system, suspension, pneumatic controls with drying
CompatibilityXCMG Articulated Dump Trucks (XDA30, XDA40, XDA45, XDA45U, XDA60, TA30)
StandardsISO 9001, ISO 14001, XCMG OEM Specification, ADR / DOT
Weight (approx.)8.2 kg

Product Overview

The 800990318 Regenerative Air Reservoir is a high-performance pneumatic storage tank engineered to provide consistent, dry compressed air for the braking, suspension, and auxiliary systems on XCMG articulated dump trucks.

This advanced reservoir integrates a regenerative desiccant drying system that continuously removes moisture and contaminants from the compressed air, ensuring a clean, dry air supply that protects sensitive pneumatic components from corrosion and freeze-up.

In the harsh operating conditions typical of mining, quarrying, and heavy construction, moisture in the air system is a leading cause of brake valve failure, frost damage, and reduced component life.

The 800990318 regenerative air reservoir is engineered to maintain a dry air supply, preventing internal corrosion and ensuring reliable operation of brake actuators, suspension air springs, and pneumatic control valves.

Manufactured from high-strength steel with a fully corrosion-resistant zinc-nickel plating and a durable black powder-coat finish, this reservoir delivers exceptional pressure retention, structural integrity, and long-term durability.

This component is a direct OEM replacement, restoring the original air storage and drying capability and ensuring that all pneumatic systems function as intended throughout the vehicle’s operating life.

Critical Role in Brake System Performance and Longevity

The 800990318 Regenerative Air Reservoir is a fundamental element in maintaining braking performance, safety, and component longevity on XCMG articulated dump trucks.

Moisture-laden compressed air can cause corrosion in brake valves, cylinders, and relay valves, leading to sticking, leakage, and reduced braking effectiveness – a serious safety hazard.

The regenerative drying system ensures that air leaving the reservoir has a dew point below -40°C, virtually eliminating the risk of frost formation in cold weather and protecting internal components from rust.

By ensuring that the 800990318 reservoir is in optimal condition, operators can maximize brake reliability, extend the service life of pneumatic components, and reduce maintenance costs.

Design and Engineering Features

The 800990318 Regenerative Air Reservoir features a carefully engineered design that combines high storage capacity, integrated drying, and rugged construction.

The reservoir is manufactured from high-strength steel using precision welding and forming techniques, ensuring a seamless, leak-free construction that withstands repeated pressure cycles.

A nominal capacity of 45 liters provides ample air storage for the braking and suspension demands of heavy articulated dump trucks, with an additional volume reserved for the regenerative drying media.

The integrated regenerative drying system uses a desiccant bed that adsorbs water vapor from the compressed air. A small purge volume is released periodically to regenerate the desiccant, ensuring continuous drying performance.

The reservoir features five M22 x 1.5 threaded ports, allowing flexible connection to the air compressor, brake valves, suspension components, and auxiliary pneumatic devices, as well as a dedicated purge port.

Integrated mounting brackets with rubber isolators minimize vibration transmission and provide secure attachment to the chassis, reducing stress on the reservoir and associated piping.

Regenerative Drying Technology

The regenerative drying system in the 800990318 Air Reservoir utilizes advanced desiccant materials that efficiently remove water vapor from compressed air.

The desiccant bed is designed to provide a large surface area for adsorption, with an integrated purge volume that is vented to atmosphere during the regeneration cycle.

The regeneration process is entirely self-contained, requiring no external power or additional components, ensuring reliable drying even in remote operating locations.

This technology ensures that the air delivered to downstream components meets ISO 8573-1 Class 2.4.2 standards, with a maximum particulate size of 0.01 µm, oil content less than 0.01 mg/m³, and a pressure dew point of -40°C.

Precision Manufacturing and Quality Control

The 800990318 Regenerative Air Reservoir is produced using advanced welding, forming, and assembly processes, ensuring consistent quality and pressure integrity.

The steel sheets are sourced from approved mills and undergo rigorous inspection for chemical composition, mechanical properties, and surface quality.

Welding operations are performed by certified welders using automated processes, with regular non-destructive testing (NDT) to verify weld integrity and freedom from defects.

Each reservoir is hydrostatically tested to 1.5 times the maximum working pressure, and the regenerative drying system is performance-tested to verify dew point and capacity.

Material Excellence and Manufacturing Quality

The 800990318 Regenerative Air Reservoir is manufactured from premium ST37-2 (equivalent to S235JR) carbon steel, a material renowned for its excellent strength, weldability, and toughness.

ST37-2 offers a minimum yield strength of 235 MPa and excellent ductility, providing the structural integrity required to withstand the repeated pressure cycling and vibration loads encountered during vehicle operation.

The steel’s low carbon equivalent ensures good formability and weldability, making it suitable for the deep-drawing and welding processes used in the reservoir’s manufacture.

Each reservoir is produced in ISO 9001 and ISO 14001 certified facilities, with strict process controls at every stage – from raw material verification to final inspection and pressure testing.

The chemical composition is verified using spectrometer analysis, ensuring it meets the specified requirements for carbon, manganese, and other alloying elements.

Dimensional accuracy is verified using precision measurement tools, with critical diameter, length, port positions, and mounting bracket alignment checked against the engineering drawings to ensure a perfect fit.

The result is a reservoir that delivers consistent, reliable performance, with a service life that matches or exceeds that of the original equipment.

Importance of Proper Air Reservoir Maintenance

The 800990318 Regenerative Air Reservoir plays a vital role in preventing pneumatic system failures and ensuring the operational safety of XCMG articulated dump trucks.

Even with regenerative drying, periodic maintenance is essential. The desiccant bed has a finite service life and must be replaced according to the manufacturer’s recommendations.

A degraded desiccant can lead to increased moisture carryover, causing corrosion, valve sticking, and freeze-up in cold weather – all of which compromise braking performance.

Regular inspection of the reservoir for external damage, corrosion, and leakage is essential. Any suspect reservoirs should be replaced immediately.

Using a genuine XCMG 800990318 reservoir ensures that the component meets the original design specifications, providing the intended level of drying performance and pressure retention.

It is recommended to follow the vehicle’s maintenance schedule for desiccant replacement and reservoir inspection.

Applications and Compatibility

The 800990318 Regenerative Air Reservoir is specifically designed for use in XCMG articulated dump trucks, including the XDA30, XDA40, XDA45, XDA45U, XDA60, and TA30 series models.

These vehicles are deployed in a wide range of demanding applications, including open-pit mining, quarrying, heavy construction, water conservancy, harbour operations, and large-scale earthmoving projects.

The regenerative air reservoir is a critical component of the vehicle’s compressed air system, providing dry air for the service brakes, parking brakes, suspension air springs, and various pneumatic control circuits.

Beyond articulated dump trucks, this reservoir can also be used in other XCMG equipment that employs similar pneumatic system configurations, such as wheel loaders, crawler dozers, and motor graders.

The reservoir’s standard port configuration and mounting dimensions make it a versatile replacement part for a wide range of heavy machinery, providing flexibility for maintenance and repair operations.

When replacing a worn or damaged reservoir, using the genuine 800990318 part ensures correct fitment, material strength, and drying performance, safeguarding the pneumatic system it serves.

It is always recommended to replace the desiccant cartridge and inspect all associated air lines and fittings when installing a new reservoir.

Installation and Service Guidelines

Installing the 800990318 Regenerative Air Reservoir is a process that requires attention to safety, proper mounting, and leak-free connections.

Before installation, depressurize the air system and drain any residual pressure from the existing reservoir. Ensure the vehicle is safely supported and the work area is clean and well-ventilated.

Inspect the new reservoir for any signs of damage, such as dents, scratches, or weld defects. If any damage is found, do not install the reservoir and contact your supplier.

Position the reservoir in the vehicle, aligning the mounting brackets with the corresponding mounting points on the chassis. Secure the reservoir using the specified bolts and torque them to the manufacturer’s recommended specification.

Connect the air lines to the appropriate ports, ensuring that the connections are tight and free from leaks. Use thread sealant or Teflon tape on the pipe threads to prevent air leakage.

After installation, pressurize the air system and check for any signs of leakage around the fittings and welds. Use a soapy water solution to detect even the smallest leaks.

During routine maintenance, inspect the reservoir for signs of corrosion, pitting, or damage. Check the desiccant condition according to the maintenance schedule and replace as needed.

If any damage or significant corrosion is detected, replace the reservoir immediately. Keeping a spare 800990318 regenerative air reservoir on hand can help minimize downtime during unexpected repairs.

Quality Assurance and Manufacturing Standards

The 800990318 Regenerative Air Reservoir is manufactured in ISO 9001 and ISO 14001 certified facilities, adhering to the highest quality and environmental management standards.

The raw material, ST37-2 steel sheet, is sourced from approved mills and undergoes rigorous incoming inspection, including chemical analysis, tensile testing, and hardness testing.

The forming, welding, and machining processes are precisely controlled, with regular tooling maintenance and quality checks to ensure consistent part geometry and weld integrity.

The zinc-nickel plating and powder coating processes are carefully monitored, with coating thickness and adhesion verified using non-destructive testing methods.

Each reservoir is 100% hydrostatically tested to 1.5 times the maximum working pressure, and the regenerative drying system is performance-tested to verify dew point and capacity. A sample from each production batch is subjected to salt spray testing and cycle testing.

These rigorous quality assurance measures guarantee that every 800990318 regenerative air reservoir delivers the reliability, pressure retention, and drying performance expected from a genuine XCMG component.

Using genuine XCMG 800990318 regenerative air reservoirs guarantees proper fit, optimal air drying, and compatibility with the vehicle’s pneumatic system.

Conclusion

The 800990318 Regenerative Air Reservoir is an essential component for ensuring the pneumatic system integrity and operational safety of XCMG articulated dump trucks.

As a critical air storage and drying component, this reservoir provides a reliable supply of clean, dry compressed air for braking, suspension, and control systems, ensuring immediate response and consistent performance under the most demanding conditions.

Its high-strength steel construction, advanced regenerative drying technology, and corrosion-resistant coating ensure exceptional durability and long-term performance in the most demanding mining, quarrying, and construction environments.

With its precise OEM fitment and uncompromising quality, this regenerative air reservoir offers outstanding value and peace of mind for fleet operators, maintenance professionals, and equipment owners alike.

Choosing the genuine XCMG 800990318 regenerative air reservoir protects your pneumatic system from moisture damage, reduces maintenance costs, and ensures that your articulated dump truck remains productive, reliable, and safe.

Always source genuine XCMG parts from authorised distributors to guarantee authenticity, compliance with OEM specifications, and long-term performance.

Whether for planned maintenance or emergency repairs, the 800990318 regenerative air reservoir is the trusted choice of professionals who demand the highest standards of quality and reliability in their heavy equipment.

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