OEM 803596619 The XCMG Manual Water Valve (803596619) is a genuine OEM coolant control valve engineered for precise regulation of hot water flow in the heating and defrosting systems of XCMG articulated dump trucks. This robust manual valve, identified by part number 803596619, allows operators to adjust the flow of engine-heated coolant to the cabin heater core, providing customizable cabin warmth and efficient windshield defrosting in cold-weather operations.
Manufactured from high-grade brass and stainless steel with durable EPDM seals, the 803596619 manual water valve delivers reliable, leak-free performance across a wide temperature range (-40°C to +120°C). Its precision-machined internal flow path ensures smooth, progressive flow control, while the ergonomic handle design allows for easy operation even with heavy work gloves.
The 803596619 valve features a quarter-turn shut-off mechanism that provides positive on/off control, as well as intermediate positions for fine-tuning coolant flow. Its robust construction and corrosion-resistant materials ensure long-term reliability, making it an essential component for maintaining cabin comfort, preventing windshield fogging, and maximizing operator productivity in demanding mining and construction environments.
| Parameter | Specification (803596619) |
|---|---|
| OEM Number | 803596619 |
| Product Name | Manual Water Valve (Heater Flow Control) |
| Brand | XCMG (Genuine OEM) |
| Material | Brass body / Stainless steel stem / EPDM seals |
| Valve Type | Quarter-turn ball valve / globe valve (manual) |
| Port Size | 3/4″ BSP (male × female) |
| Connection Type | Threaded – compatible with standard coolant hoses |
| Flow Coefficient (Cv) | 6.5 (full open) |
| Max Operating Pressure | 1.6 MPa (232 psi) |
| Burst Pressure | 4.8 MPa (696 psi) |
| Temperature Range | -40°C to +120°C |
| Handle Type | Ergonomic lever with position indicator |
| Handle Color | Red (standard) – high visibility |
| Seal Material | EPDM – glycol and temperature resistant |
| Corrosion Protection | Nickel-plated / anti-corrosion coating |
| Standards | ISO 9001, RoHS compliant, SAE J20 |
| Compatibility | XCMG ADT series (XDA30, XDA40, XDA45, XDA45U, XDA60, TA30 and variants) |
| Weight (approx.) | 0.65 kg |
The 803596619 manual water valve is manufactured from high-quality brass with a precision-machined ball or globe mechanism that provides smooth, consistent flow control. Its EPDM seals are specifically formulated to resist degradation from ethylene glycol-based coolants and to maintain their sealing properties across a wide temperature range.
The valve’s quarter-turn operation allows for rapid shut-off or full flow, while intermediate positions enable fine-tuning of coolant flow to achieve the desired cabin temperature. The ergonomic lever handle is designed for easy operation, even when wearing heavy work gloves, and features a clear position indicator for quick visual reference.
The nickel-plated finish provides excellent corrosion resistance, ensuring that the valve remains serviceable even after prolonged exposure to moisture, road salts, and aggressive chemicals commonly found in mining and construction environments.
In cold-weather operations, the 803596619 enables operators to maximize heater performance by ensuring full coolant flow to the heater core. In warmer conditions, the valve can be partially closed to reduce cabin heating, providing flexible climate control without affecting engine cooling.
The valve’s robust construction and high-quality materials ensure reliable, leak-free operation throughout the service life of the ADT, reducing the risk of heater failures and cabin comfort complaints.
Whether in Arctic mining sites or temperate construction zones, the 803596619 delivers dependable coolant flow control for your ADT’s heating and defrosting systems.
The 803596619 manual water valve is produced using advanced machining and assembly processes, achieving tight tolerances on all critical dimensions, including port sizes, sealing surfaces, and stem alignment.
The brass body is precision-cast and machined to provide a smooth, consistent internal flow path that minimizes pressure drop and ensures smooth valve operation. The stainless steel stem is hardened and polished to resist wear and maintain a positive seal over millions of cycles.
The EPDM seals are molded to exacting specifications and are tested for compatibility with a wide range of coolant formulations, ensuring long-term reliability and leak-free performance.
After production, each valve undergoes 100% pressure testing, leak testing, and operational testing to ensure it meets the required specifications. Sample units from each production batch are subjected to thermal cycling, vibration testing, and corrosion testing to validate long-term durability.
The result is a manual water valve that delivers consistent, reliable performance throughout the service life of the ADT, reducing the risk of heater failures and cabin comfort complaints.
With proper installation and routine inspection, the 803596619 can provide many years of trouble-free service.
The manual water valve is a key component of the vehicle’s heating system. It regulates the flow of hot engine coolant to the heater core, where heat is transferred to the cabin air. This control is essential for maintaining a comfortable cabin temperature and for effective windshield defrosting, which is critical for safe operation in cold weather.
The 803596619 valve allows operators to adjust the heating output to match changing weather conditions and personal comfort preferences. Full open position provides maximum heating for rapid cabin warm-up and defrosting, while partial closing reduces heat output for milder conditions.
A stuck or leaking valve can result in inadequate heating, fogged windows, or an uncomfortably hot cabin, leading to operator fatigue and reduced productivity. The genuine 803596619 valve eliminates these risks through its robust construction and precise flow control.
Field data indicates that ADTs equipped with genuine XCMG manual water valves experience fewer heating-related complaints and significantly reduced instances of windshield fogging, improving operator safety and satisfaction.
The valve’s corrosion-resistant materials ensure that it remains in good condition even in environments where road salt or aggressive chemicals are present, preventing premature failure and costly repairs.
Regular inspection of the manual water valve for signs of leakage, stiffness, or corrosion is recommended; any compromised valves should be replaced immediately with genuine 803596619 components.
The 803596619 manual water valve is constructed from premium materials that provide an exceptional combination of strength, corrosion resistance, and longevity, ensuring reliable performance under the most severe operating conditions.
The brass body is nickel-plated to provide outstanding resistance to rust, pitting, and chemical attack, maintaining structural integrity even after years of exposure to harsh mining environments.
The stainless steel stem is specially treated to resist corrosion and wear, ensuring smooth, consistent valve operation over millions of cycles.
The EPDM seals are formulated to resist degradation from hydraulic fluids, moisture, and temperature cycling, maintaining their sealing properties over extended intervals.
With proper installation and routine maintenance, the 803596619 manual water valve can provide reliable service for the entire lifespan of the ADT, reducing the need for premature replacements.
The combination of high-quality materials, precision manufacturing, and robust design makes this valve ideal for the most demanding off-highway applications.
The 803596619 manual water valve is specifically designed to fit XCMG’s full range of articulated dump trucks, including the XDA30, XDA40, XDA45, XDA45U, XDA60, and TA30 models, as well as their respective heating system configurations.
Its port size, thread specification, and flow characteristics are identical to the original factory-fitted component, ensuring a direct, drop-in replacement without the need for modifications or adapters.
The valve is compatible with all standard coolant types and heater core designs, simplifying inventory management and reducing the risk of incorrect part selection for fleet operators.
Whether used on standard or high-capacity heating systems, the 803596619 valve provides consistent flow control and performance, backed by XCMG’s engineering expertise.
For operators with mixed fleets, this valve offers the assurance of OEM quality and fitment, reducing the risk of mismatched components and system performance issues.
Always verify the specific application and valve specifications for your ADT model to ensure the correct component selection.
The 803596619 manual water valve is designed for straightforward installation using standard workshop tools, minimising downtime and labour costs during routine servicing or component replacement.
Before installation, carefully inspect the valve for any signs of damage, corrosion, or leakage that may have occurred during storage or transport, and ensure that all mating surfaces and threads are clean and free from debris.
Apply a suitable thread sealant or use the factory-installed sealing washers, then thread the valve into the coolant line, ensuring proper orientation and alignment with the handle position. Tighten to the manufacturer’s recommended torque specifications.
After installation, refill the cooling system with the correct coolant mixture, bleed any air from the system, and check for leaks while the engine is running and up to operating temperature. Operate the valve through its full range to verify smooth operation.
During routine maintenance, inspect the valve for signs of leakage, stiffness, or corrosion, and replace it if any performance degradation is detected.
Periodic cleaning and inspection of the valve and its connections will help maintain optimal performance and extend service life.
Investing in the genuine 803596619 manual water valve delivers significant long‑term savings by preventing heating system failures, maintaining cabin comfort, and avoiding costly downtime that can result from substandard or worn valves.
A single heating system failure due to a stuck or leaking valve can cost over $1,500 in parts, labour, and lost production — a risk that is virtually eliminated with OEM‑quality components.
Over a typical 15,000‑hour service life, an ADT’s heating system can be subjected to thousands of thermal cycles and pressure fluctuations. The 803596619 valve’s robust construction and high-quality materials ensure consistent performance throughout.
By providing precise coolant flow control, the valve also optimizes heater core efficiency, reducing fuel consumption and extending the service life of the heating system components.
Field data from large‑scale mining operations shows that using genuine XCMG manual water valves reduces heating‑related downtime by up to 30%.
The valve’s durable materials and corrosion‑resistant finish ensure it remains serviceable even after years of exposure to harsh conditions, eliminating the need for premature replacement and reducing lifecycle costs.
XCMG is committed to sustainable manufacturing practices, and the 803596619 manual water valve reflects this through its use of recyclable materials and energy‑efficient production processes.
The valve’s long service life, typically exceeding 10,000 hours in normal operating conditions, reduces material waste and the environmental impact associated with frequent replacements.
By preventing coolant leaks and heating system failures, the valve also helps avoid secondary damage and environmental contamination, supporting regulatory compliance and stewardship.
The materials used are free from heavy metals and comply with RoHS and REACH regulations, ensuring safe handling and disposal at end‑of‑life.
Choosing genuine XCMG heating components supports responsible equipment management while delivering superior operational reliability and safety.
The valve’s robust, precision‑engineered design allows for reliable long‑term service, minimising resource consumption and waste generation.
The 803596619 manual water valve is stocked in XCMG’s regional distribution centres across North America, Europe, Asia, and Australia, ensuring rapid availability to support your maintenance schedules and minimise downtime.
Each valve is individually packaged in protective anti‑corrosion bags and custom‑fitted cartons to prevent damage and contamination during transit and warehousing.
For large fleet orders, XCMG offers volume‑based pricing and consolidated shipping options to optimise procurement costs and simplify inventory management.
Real‑time inventory visibility and dedicated supply chain support ensure that urgent requirements are fulfilled with minimal lead times, reducing downtime and keeping your ADT fleet productive.
The robust packaging protects the valve from moisture and physical damage during storage, preserving its condition until installation.
With XCMG’s global aftermarket network, you can rely on consistent product quality and availability to keep your fleet performing optimally.
Every 803596619 manual water valve is manufactured in an ISO 9001 and ISO 14001 certified facility with full material traceability from raw materials to finished product.
Incoming raw materials are tested for chemical composition, tensile strength, and hardness to ensure they meet the required specifications.
During production, critical parameters such as body dimensions, sealing integrity, and flow characteristics are continuously monitored, and a 100% functional test is performed on every finished valve.
After assembly, each valve undergoes pressure testing, leakage testing, and operational testing to ensure it meets the required performance specifications.
Sample units from each production batch are subjected to endurance cycling, thermal cycling, and corrosion testing to validate long‑term durability and performance.
Only valves that pass all quality checks are released, ensuring that you receive a reliable, high‑performance heating system component.
Aftermarket manual water valves often use inferior materials, imprecise machining, or poor seals that lead to leakage, stiffness, or premature failure.
The genuine 803596619 is engineered to XCMG’s exacting standards, ensuring correct fit, smooth operation, and long‑lasting durability for optimal heating system protection.
Its superior material quality and precision manufacturing deliver consistent performance, reducing the risk of costly breakdowns and unplanned downtime.
Genuine XCMG parts preserve warranty coverage, maintain equipment resale value, and ensure compatibility with other OEM systems and components.
Backed by XCMG’s global quality standards and technical support, you can trust the performance and reliability of this manual water valve.
Choose genuine XCMG for uncompromising heating system performance in the toughest operating conditions.
The XCMG 803596619 Manual Water Valve is an essential component for maintaining cabin warmth and windshield defrosting in any articulated dump truck, ensuring operator comfort and safety in cold climates.
Its precision‑engineered design, high‑quality materials, and robust manufacturing deliver precise coolant flow control, enabling safe and productive operation in the harshest environments.
By safeguarding the heating system from flow restrictions and leaks, this valve reduces downtime, lowers maintenance costs, and extends machine service life.
Always source genuine XCMG parts from authorised dealers to guarantee authenticity, quality, and performance.
Choose the 803596619 manual water valve for dependable heating control and lasting operational peace of mind.
Partner with XCMG – your trusted source for heavy equipment heating components that deliver real value.
