LOADER

Loader steering valve repair

The steering control valve in Volvo, Komatsu, and Hyundai loaders is a critical component of the hydraulic steering system, responsible for controlling oil flow and pressure to the steering cylinders. These valves are typically high-pressure, double-acting designs capable of withstanding operating pressures between 200 and 260 bar. Internally, they feature pistons, springs, and precisely machined housings with tolerances below 0.05 millimeters, enabling accurate oil flow control and precise steering shaft movement. Selecting the correct valve and maintaining the specified flow rate for each loader model is crucial to prevent vibration and premature wear of hydraulic components.

The mounting location of the steering valve is usually on the outlet path of the hydraulic pump, near the input shaft of the orbital steering unit. This position allows the valve to receive direct hydraulic pressure and transmit force accurately to the steering cylinders. The valve is connected to pressure and return lines using flange couplings and high-pressure-resistant O-rings. Improper alignment or installation can lead to leakage, reduced flow, and increased shaft vibration, shortening the lifespan of the hydraulic components.

The repair process for the steering valve involves disassembling the

Komatsu Wheel Loader WA800-3

The Komatsu WA800-3 wheel loader is equipped with an SAA12V140E-3 diesel engine producing 690 horsepower at 2000 RPM. The engine displacement is 27.0 liters, delivering a maximum torque of 4300 N·m at 1400 RPM. The hydraulic system features a 900 L/min pump with 280 bar working pressure, controlling the boom, bucket, and frame. The frame is made of high-strength steel with a bending resistance of 12,000 N·m. The standard bucket has a capacity of 13 cubic meters and a lift height of 4.2 meters, capable of moving large volumes of heavy materials such as soil, sand, and rock. The hydro-mechanical transmission with 4 forward and 3 reverse gears allows precise speed control up to 40 km/h.

The operating weight of the loader is 130 tons, and its overall length is 14.8 meters, ensuring stability and maneuverability on rough terrain and challenging conditions. Front and rear axles feature independent differential locks with a load capacity of 50 tons. The cabin includes an ergonomic vibration-absorbing seat, air conditioning, and digital controls to enhance comfort and reduce operator fatigue. The dual-circuit hydraulic braking system and adjustable hydraulic steering provide precise control on slopes and rocky environments. Fuel consumption is approximately 140 liters per hour, an

Komatsu Wheel Loader WA600-3

The Komatsu WA600-3 wheel loader is equipped with an SAA6D140E-3 diesel engine producing 360 horsepower at 2000 RPM. The engine displacement is 14.0 liters, delivering a maximum torque of 1550 N·m at 1400 RPM. The hydraulic system features a 420 L/min pump with 250 bar working pressure, controlling the boom, bucket, and frame. The frame is made of high-strength steel with a bending resistance of 4800 N·m. The standard bucket has a capacity of 6.5 cubic meters and a lift height of 3.5 meters, capable of moving large volumes of heavy materials such as sand, soil, and rock. The hydro-mechanical transmission with 4 forward and 3 reverse gears allows precise speed control up to 40 km/h.

The operating weight of the loader is 45 tons, and its overall length is 11.2 meters, ensuring stability and maneuverability on rough terrain and challenging conditions. Front and rear axles feature independent differential locks with a load capacity of 20 tons. The cabin includes an ergonomic vibration-absorbing seat, air conditioning, and digital controls to enhance comfort and reduce operator fatigue. The dual-circuit hydraulic braking system and adjustable hydraulic steering provide precise control on slopes and rocky environments. Fuel consumption is approximately 50 liters per hour, and the

Komatsu WA470-6 wheel loader

The Komatsu WA470-6 wheel loader is equipped with an SAA6D107E-2 diesel engine producing 270 horsepower at 2000 RPM. The engine displacement is 10.5 liters, delivering a maximum torque of 1380 N·m at 1400 RPM. The hydraulic system features a 320 L/min pump with 245 bar working pressure, controlling the boom, bucket, and frame. The frame is made of high-strength steel with a bending resistance of 3750 N·m. The standard bucket has a capacity of 4.8 cubic meters and a lift height of 3.25 meters, capable of moving large volumes of heavy materials such as soil, sand, and rock. The hydro-mechanical transmission with 4 forward and 3 reverse gears allows precise speed control up to 38 km/h.

The operating weight of the loader is 29 tons, and its overall length is 10 meters, ensuring stability and maneuverability on rough terrain and challenging conditions. Front and rear axles feature independent differential locks with a load capacity of 13 tons. The cabin includes an ergonomic vibration-absorbing seat, air conditioning, and digital controls to enhance comfort and reduce operator fatigue. The dual-circuit hydraulic braking system and adjustable hydraulic steering provide precise control on slopes and rocky environments. Fuel consumption is approximately 46 liters per hour, and the f

Komatsu Wheel Loader WA470-5

The Komatsu WA470-5 wheel loader is equipped with an SAA6D107E-1 diesel engine producing 260 horsepower at 2000 RPM. The engine displacement is 10.5 liters, delivering a maximum torque of 1300 N·m at 1400 RPM. The hydraulic system features a 300 L/min pump with 230 bar working pressure, controlling the boom, bucket, and frame. The frame is made of high-strength steel with a bending resistance of 3500 N·m. The standard bucket has a capacity of 4.5 cubic meters and a lift height of 3.2 meters, capable of moving large volumes of heavy materials such as soil, sand, and rock. The hydro-mechanical transmission with 4 forward and 3 reverse gears allows precise speed control up to 38 km/h.

The operating weight of the loader is 28 tons, and its overall length is 9.8 meters, ensuring stability and maneuverability on rough terrain and challenging conditions. Front and rear axles feature independent differential locks with a load capacity of 12 tons. The cabin includes an ergonomic vibration-absorbing seat, air conditioning, and digital controls to enhance comfort and reduce operator fatigue. The dual-circuit hydraulic braking system and adjustable hydraulic steering provide precise control on slopes and rocky environments. Fuel consumption is approximately 45 liters per hour, and the f

Komatsu Wheel Loader WA480-5

The Komatsu WA480-5 wheel loader is equipped with an SAA6D107E-1 diesel engine producing 280 horsepower at 2000 RPM. The engine displacement is 10.5 liters, delivering a maximum torque of 1350 N·m at 1400 RPM. The hydraulic system features a 320 L/min pump with 240 bar working pressure, controlling the boom, bucket, and frame. The frame is made of high-strength steel with a bending resistance of 3700 N·m. The standard bucket has a capacity of 5 cubic meters and a lift height of 3.3 meters, capable of moving large volumes of heavy materials such as soil, sand, and rock. The hydro-mechanical transmission with 4 forward and 3 reverse gears allows precise speed control up to 38 km/h.

The operating weight of the loader is 30 tons, and its overall length is 10.1 meters, ensuring stability and maneuverability on rough terrain and challenging conditions. Front and rear axles feature independent differential locks with a load capacity of 14 tons. The cabin includes an ergonomic vibration-absorbing seat, air conditioning, and digital controls to enhance comfort and reduce operator fatigue. The dual-circuit hydraulic braking system and adjustable hydraulic steering provide precise control on slopes and rocky environments. Fuel consumption is approximately 48 liters per hour, and the fu

Caterpillar 988B loader exhaust

The exhaust system of the Caterpillar 988B loader is engineered with industrial-grade materials capable of withstanding temperatures up to 950 degrees Celsius, ensuring stable performance under heavy-duty conditions. The assembly includes a dual exhaust manifold, reinforced mid-pipe, multi-stage silencer, and vertical outlet. The internal pipe diameter ranges from 90 to 110 millimeters with a wall thickness of approximately 2.2 millimeters. The silencer’s multi-layer ceramic fiber structure reduces noise levels by up to 42 decibels. MIG and TIG welding are used at all joints to prevent gas leakage and improve durability.

In the design of the Caterpillar 988B loader exhaust, the curvature of gas flow channels is optimized to limit pressure loss to less than 10 percent of engine power. The silicone-based surface coating resists oxidation at temperatures up to 920 degrees Celsius. The total system weight is between 25 and 30 kilograms, allowing for direct mounting on the main chassis. A multilayer thermal insulator in the central section prevents heat transfer to the fuel tank and hydraulic system, enhancing operational safety and reliability.

Caterpillar 988F loader exhaust

The exhaust system of the Caterpillar 988F loader is constructed from industrial-grade stainless steel alloyed with chromium and nickel to ensure high resistance to heat and corrosion. The system consists of a dual exhaust manifold, large-diameter mid-pipe, multi-stage silencer, and a 45-degree vertical outlet. The internal pipe diameter ranges from 95 to 115 millimeters, with a wall thickness of approximately 2.3 millimeters. The silencer’s multilayer ceramic fiber structure reduces engine noise by up to 43 decibels. All joints are TIG and MIG welded to eliminate gas leakage and extend service life.

In the Caterpillar 988F loader exhaust system, gas flow is optimized so that pressure loss remains below 9 percent of engine output. The silicone-based thermal coating resists oxidation and discoloration at temperatures up to 950 degrees Celsius. The total exhaust system weight ranges between 26 and 32 kilograms, allowing for direct installation on the loader chassis. A triple-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel delivery system, enhancing operational safety and reliability.

Caterpillar 966D loader exhaust

The exhaust system of the Caterpillar 966D loader is made from grade 304 stainless steel alloyed with chromium and nickel for excellent resistance to heat and corrosion. The assembly includes an exhaust manifold, reinforced mid-pipe, multi-stage silencer, and a 45-degree vertical outlet. The internal pipe diameter ranges from 85 to 100 millimeters, with a wall thickness of approximately 2 millimeters. The silencer features a multilayer ceramic fiber structure that reduces engine noise by up to 43 decibels. All joints are precision TIG welded to prevent gas leakage and extend system durability.

In the design of the Caterpillar 966D loader exhaust, gas flow is optimized to ensure back pressure remains below 8 percent of engine output. The heat-resistant surface coating withstands temperatures up to 920 degrees Celsius, preventing oxidation and discoloration. The total exhaust weight is approximately 20 to 25 kilograms, allowing for direct installation on the main chassis. A dual-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel delivery system, improving operational safety and reliability.

HEPCO 65 loader exhaust

The HEPCO 65 loader exhaust is engineered to discharge engine gases efficiently while minimizing noise under heavy-duty operating conditions. It is made from heat-resistant alloy steel with an Fe-Cr-Ni composition capable of withstanding temperatures up to 700°C. The body thickness ranges from 2 to 2.5 mm, with an external coating of high-temperature silicone paint. The total length of the exhaust is approximately 870 mm, and the outlet pipe diameter is 105 mm. The multi-stage internal design reduces back pressure and enhances exhaust gas flow efficiency.

The HEPCO 65 loader exhaust features a dual-layer construction with 12 mm compressed fiberglass insulation to prevent heat transfer to the outer shell. The connection section is reinforced with a steel flange and sealed using a graphite gasket. It provides vibration resistance up to 160 Hz and corrosion protection verified by a 1000-hour salt spray test. The total system weight is around 9.8 kg, designed for direct installation onto the engine manifold. This configuration ensures durability, noise reduction, and improved engine performance in demanding work environments.

Stainless steel exhaust of the Caterpillar 950 loader

The stainless steel exhaust system of the Caterpillar 950 loader is constructed from grade 304 steel alloyed with chromium and nickel to ensure high resistance to heat, corrosion, and vibration. The system includes an exhaust manifold, reinforced mid-pipe, multi-stage silencer, and a 45-degree vertical outlet. The internal pipe diameter ranges from 75 to 90 millimeters, with a wall thickness of approximately 2 millimeters. The silencer’s multilayer ceramic fiber structure reduces engine noise by up to 41 decibels. All joints are TIG welded to prevent gas leakage and enhance system durability.

In the design of the stainless steel Caterpillar 950 loader exhaust, gas flow is engineered to maintain back pressure below 7 percent of engine power. The high-temperature surface coating withstands up to 920 degrees Celsius, preventing oxidation and discoloration. The total system weight ranges from 18 to 23 kilograms, allowing direct installation on the main chassis. A dual-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel system, improving operational safety and reliability.

Caterpillar 930 loader exhaust

The exhaust system of the Caterpillar 930 loader is constructed from grade 304 stainless steel alloyed with chromium and nickel to ensure high resistance to heat, vibration, and corrosion. The system includes an exhaust manifold, reinforced mid-pipe, multi-stage silencer, and a 45-degree vertical outlet. The internal pipe diameter ranges from 70 to 85 millimeters, with a wall thickness of approximately 1.8 millimeters. The silencer’s multilayer ceramic fiber structure reduces engine noise by up to 40 decibels. All joints are precision TIG welded to eliminate gas leakage and extend system durability.

In the design of the Caterpillar 930 loader exhaust, gas flow is engineered so that pressure loss remains below 7 percent of engine power. The high-temperature surface coating withstands up to 900 degrees Celsius, preventing oxidation and discoloration. The total system weight ranges from 16 to 20 kilograms, allowing direct installation on the main chassis. A dual-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel system, enhancing operational safety and reliability.

Caterpillar 966 loader exhaust

The exhaust system of the Caterpillar 966 loader is built from grade 304 stainless steel, offering superior resistance to heat and corrosion for extended service life. The system consists of an exhaust manifold, reinforced mid-pipe, multi-stage silencer, and a 45-degree vertical outlet. The internal pipe diameter ranges from 80 to 95 millimeters, with a wall thickness of approximately 2 millimeters. The silencer features a multilayer ceramic fiber lining that reduces engine noise by up to 42 decibels. Precision TIG welding at all joints prevents gas leakage and enhances mechanical strength.

In the design of the Caterpillar 966 loader exhaust, the gas flow path is engineered to keep pressure loss below 8 percent of engine power. The silicone-based surface coating withstands temperatures up to 900 degrees Celsius, preventing oxidation and metal discoloration. The total system weight ranges from 19 to 24 kilograms, allowing direct installation on the main chassis. A dual-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel system, ensuring safe and reliable operation.

Caterpillar 950 loader exhaust

The exhaust system of the Caterpillar 950 loader is manufactured from grade 304 stainless steel to ensure high resistance to heat, vibration, and corrosion. The system includes an exhaust manifold, reinforced mid-pipe, multi-stage silencer, and vertical outlet. The internal pipe diameter ranges from 70 to 85 millimeters, with a wall thickness of approximately 1.8 millimeters. The silencer features a multilayer ceramic fiber structure that reduces engine noise by up to 40 decibels. All joints are precisely TIG welded to prevent gas leakage and extend the system’s lifespan.

In the design of the Caterpillar 950 loader exhaust, exhaust gas flow is optimized to limit back pressure to less than 8 percent of engine power loss. The aluminum-coated surface withstands temperatures up to 900 degrees Celsius, preventing oxidation and corrosion. The total system weight ranges between 17 and 21 kilograms and allows direct mounting on the loader chassis. A double-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel system, improving operational safety and reliability.

Caterpillar 950F loader exhaust

The exhaust system of the Caterpillar 950F loader is made from industrial-grade 304 stainless steel to ensure high resistance to heat and heavy vibration. The system includes an exhaust manifold, reinforced mid-pipe, multi-stage silencer, and a 45-degree vertical outlet. The internal pipe diameter ranges from 75 to 90 millimeters with a wall thickness of about 2 millimeters. The silencer’s internal structure, made of ceramic fiber insulation, reduces engine noise by up to 41 decibels. All joints are TIG and MIG welded to eliminate gas leakage and extend service life.

In the design of the Caterpillar 950F loader exhaust, gas flow is engineered to maintain back pressure below 7 percent of total engine power. The high-temperature surface coating resists oxidation and corrosion up to 920 degrees Celsius. The total system weight ranges between 18 and 23 kilograms, allowing direct installation on the main loader chassis. A dual-layer thermal insulator in the central section prevents heat transfer to the air filter and fuel system, improving safety and operational reliability.

Volvo L150E loader hydraulic pump repair

The Volvo L150E loader hydraulic pump is a critical and complex component for optimal machine performance. It is a variable displacement piston pump with a load-sensing system that adjusts flow and pressure according to demand. The pump delivers a flow rate of approximately 47.6 gallons per minute about 180 liters per minute, and its relief valve is set to 3626 psi around 250 bar.

During repair of the L150E hydraulic pump, the system pressure must first be fully released. The pump is then removed using appropriate tools, and its internal components are inspected. Worn parts such as pistons, valves, and O-rings are replaced if necessary, and after reassembly, the pump undergoes functional testing to ensure proper operation.

Replacement parts for the L150E hydraulic pump can be sourced from reputable suppliers like FridayParts. Compatible part numbers include VOE11709023 and VOE15068638, which also fit models L150F, L180E, L180F, and L220D. Using genuine parts ensures reliability, efficiency, and longevity of the hydraulic system.

Caterpillar 966E loader exhaust

The exhaust system of the Caterpillar 966E loader is built from alloy steel reinforced with chromium and nickel to withstand high heat and vibration. The system includes the exhaust manifold, mid-pipe, silencer, and a vertical 45-degree outlet. The internal pipe diameter ranges from 75 to 90 millimeters, with a wall thickness of 2 millimeters. The silencer features a multi-layer structure with ceramic fiber insulation, reducing engine noise by up to 40 decibels. MIG-welded joints provide strength and resist exhaust pressure up to 1.2 megapascals.

In the design of the Caterpillar 966E loader exhaust, gas flow is optimized to keep back pressure below 5 percent of total engine output. The silicone-based coating resists oxidation and corrosion at temperatures up to 900 degrees Celsius. The total system weight ranges from 18 to 22 kilograms, allowing for quick installation on the main loader frame. A thermal insulator near the outlet prevents heat transfer to the air filter and hydraulic system, ensuring safe and stable operation.

ITR oil pump valve for the ZL50 loader

The ITR oil pump valve for the ZL50 loader is a crucial component responsible for controlling oil pressure and flow within the lubrication system. It is made from alloy steel with precise heat treatment to resist wear and temperature variations. The operating pressure range is 4.5 to 6.5 bar, withstanding temperatures up to 200°C. Its internal surface is finished with less than 0.01 mm tolerance to minimize oil leakage. The built-in spring, made of chrome-vanadium steel, maintains stable return force over extended cycles.

The ZL50 ITR oil pump valve features a compact, precision-engineered design that enhances pump performance and prevents pressure fluctuation in the oil circuit. The component weighs approximately 0.45 kilograms and allows quick installation within the pump assembly. All parts are produced under ISO 9001 standards with multi-stage quality inspection. This valve extends lubrication system life and prevents premature bearing wear.

Komatsu WA480-6 loader

The Komatsu WA480-6 loader is equipped with an SAA6D140E-5 diesel engine delivering 242 kW 325 HP at 2000 rpm. The engine displacement is 14 liters with a maximum torque of 1650 Nm at 1400–1600 rpm. The fuel tank capacity is 370 liters, allowing extended continuous operation. The hydraulic system provides a flow of 520 liters per minute, enabling rapid load movement and precise bucket and arm control. The working pressure of the hydraulic system can be adjusted up to 280 bar, and the pump efficiency reaches 94 percent.

The WA480-6 has an operating weight of 21,500 kg and a standard bucket capacity of 4.5 cubic meters. Overall length is 9.1 meters with a boom height of 3.6 meters. The steering angle is 36 degrees, allowing precise maneuvering in tight spaces. Forward and reverse speeds are 38 km/h and 25 km/h, respectively. The braking system uses multi-plate disc brakes with adequate cooling to ensure safety and precise control on slopes.

Types of superchargers for construction machinery: loaders, bulldozers, graders, and excavators

Superchargers for construction machinery include mechanical types Roots and Twin-Screw and turbochargers positive pressure to increase engine intake air volume. Operating pressure ranges from 0.5 to 2.5 bar, with outlet air temperatures up to 150°C. Airflow capacity varies between 500 to 5000 liters per minute depending on engine and machine type. Shafts and rotors are made of alloy steel with 55–60 HRC hardness, with maximum RPM up to 20,000 for turbos and 6,000 for mechanical superchargers.

Superchargers are equipped with double-sided bearings, high-pressure lubrication, and oil/air cooling systems to maintain engine temperature. Installation and tuning follow ISO 9001 and SAE J726 standards to ensure accurate air pressure and volume across all engine speeds. Components feature aluminum or hard chrome coating for wear and corrosion resistance, with a service life of up to 10,000 hours under industrial conditions.

Komatsu WA500-6 loader

The Komatsu WA500-6 loader is equipped with an SAA6D140E-5 diesel engine delivering 257 kW 345 HP at 2000 rpm. The engine displacement is 14 liters with a maximum torque of 1720 Nm at 1400–1600 rpm. The fuel tank capacity is 450 liters, allowing extended continuous operation. The hydraulic system provides a flow of 540 liters per minute, ensuring precise arm and bucket control and rapid load movement. The hydraulic working pressure is adjustable up to 280 bar, with a pump efficiency of 95 percent.

The WA500-6 has an operating weight of 24,500 kg and a standard bucket capacity of 5.2 cubic meters. Overall length is 9.4 meters with a boom height of 3.7 meters. The steering angle is 36 degrees, enabling maneuverability in tight spaces. Forward and reverse speeds are 38 km/h and 25 km/h, respectively. The braking system uses multi-plate disc brakes with adequate cooling to ensure safety and precise control on slopes.

original Komatsu 3-470 loader fuel tank float

The original Komatsu 3-470 loader fuel tank float is made of stainless steel with 2 mm thickness and 350 MPa mechanical strength. Float length ranges from 150 to 200 mm, with a rod diameter of 25 mm. Total weight is 0.8–1 kg, with fuel pressure tolerance up to 5 bar. Contact surfaces are coated against corrosion and deposits, with operating temperature from -30 to +120°C. Connection to the inlet pipe uses 10 mm diameter with M8 bolts tightened to 12 Nm.

This float can be directly installed in the Komatsu 3-470 loader fuel tank and fully integrates with the fuel level measurement system. Vibration resistance reaches 12g, with mechanical shock tolerance up to 50 N/cm². It operates with fuel flow between 30 and 60 liters per hour and has an estimated service life over 5 years. All components are ISO 9001 compliant, with successful corrosion, pressure, and temperature resistance testing.

volvo loader L90 rexroth hydraulic pump repair

Repairing the Volvo L90 A10VSO hydraulic pump begins with fully disassembling the housing and removing the rotor, pistons, and rear plate. Rotor and main shaft surfaces are measured with 0.05 mm precision to detect wear or misalignment. Pistons and springs are inspected and replaced if cracked, worn, or broken. All seals and O-rings are replaced to prevent hydraulic leaks. Components are cleaned with specialized hydraulic solvent, dried, and prepared for reassembly.
Assembly starts with precise installation of the rotor in the housing and alignment of the rear plate. Shaft torque and preload are adjusted to achieve 40–50 MPa operating pressure. Flow rate and volumetric efficiency are measured on a test bench at 2200–2500 rpm. Common issues include excessive noise, reduced output pressure, and internal leakage, which are resolved by replacing worn parts and accurate shaft alignment.

Komatsu 470 loader fuse box

The Komatsu 470 loader fuse box is made from engineering polymer resistant to heat and impact, ensuring stable operation in temperatures from -40°C to 85°C and vibration up to 5 g. Standard dimensions are 200×150×100 mm, with a total weight of approximately 1.2 kg. The internal system includes 24 fuse slots rated from 5 to 40 A, with a maximum electrical load capacity of 600 W. Connections are designed to maintain contact resistance below 5 mΩ and heat dissipation under 2 W per fuse.

Input and output terminals are made of tin-plated copper, secured with grade 8.8 stainless steel bolts. The cover includes a silicone gasket resistant to oil and dust, ensuring IP67 moisture protection. Vibration and shock tests follow ISO 16750 standards, and electrical endurance testing up to 1000 hours guarantees durability and safety of the loader’s electrical system.

Excavator and Loader Teeth and Bucket Edges

Excavator and loader teeth and bucket edges are made of wear- and impact-resistant alloy steel, with heat treatment achieving 45 to 55 HRC hardness on the surface. Tooth lengths range from 300 to 1200 millimeters, and each piece weighs 20 to 350 kilograms depending on machine type and capacity. Components are designed to withstand shear forces up to 150 tons and operating temperatures from -20°C to 80°C. Attachment to the bucket uses hardened pins with nickel or chrome corrosion-resistant coating.

Teeth and bucket edges are produced using precision casting or CNC machining, with wear resistance tested according to ASTM G65. Tooth tip and edge angles range from 30 to 60 degrees to optimize penetration into soil and rock. Epoxy or UV-resistant coatings increase service life to over 10,000 hours in industrial conditions.

Volvo loader steering hydraulic pump

The Volvo loader steering hydraulic pump is made of alloy steel and durable aluminum, supporting operational pressures up to 250 bar. Pump flow rate ranges from 45 to 110 L/min, and shaft tolerance is ±0.02 mm to minimize internal leakage and maintain volumetric efficiency above 92%. Internal gears or pistons are heat-treated to 55–60 HRC surface hardness to reduce wear and friction.

Internal lubrication channels and cooling grooves maintain operating temperature between 65 and 95°C. Radial and axial bearings rated for 1,500 N control vibration and axial forces. Pump weight is approximately 12–16 kg, with service life up to 5,000 hours under standard conditions. Corrosion-resistant coating and hardening ensure long-term, stable performance.

Loader transmission filter

Buying loader gearbox oil filter with different brands for Komatsu, Volvo, Caterpillar, Hyundai, Doosan, New Holland, Doosan and Chinese loaders is accepted at Mana Filters. The loader gearbox oil filter is used to remove pollutants and clean the circulating oil in the loader as one of the most used road construction machines. The loader gearbox oil filter is screw-type and often used with cellulose cartridges. These filters can be supplied with brands such as Mann, Caterpillar, Donaldson, Fleetguard, Baldwin and some Indonesian brands such as Jimco and Sakura.

Backhoe loader CUKUROVA friction brake

Backhoe loader CUKUROVA friction brake