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Komatsu Hydraulic Fan Pump Piston Type 708-1T-00552 For D39EX-22 D39PX-22 Bulldozers
| Brand Name | Komatsu |
|---|---|
| Model Number | D39 |
Product Details
| Pump Model | Komatsu 708-1T-00551 / 708-1T-00552 / 708-1T-00550 (hydraulic Fan Pump, Electronic Control Variant) | Pump Type | Axial Piston Pump, Hydraulic Driven, Electronic Controlled For Variable Speed Fan Operation |
|---|---|---|---|
| Application | Hydraulic Cooling Fan System, Providing Power For Electronically Controlled Reversible Cooling Fan | Compatible Machine | Komatsu D39EX-22, D39PX-22, D31EX-22, D31PX-22, D37EX-22, D37PX-22 Crawler Bulldozers (9-10 Ton Class) |
| Compatible Engine | Komatsu SAA4D107E-1 (79kW/105HP @ 2200rpm, Turbocharged, Direct Injection, Air-to-air Aftercooling) | Operating Pressure | 20-25 MPa (2900-3625 Psi) (optimized For Fan Speed Control And Cooling Performance) |
| Flow Rate | 25-30 L/min (6.6-7.9 US Gpm) @ Rated Engine Speed | Control System | Electronic Proportional Control, Fan Speed Adjusted Based On Engine Coolant And Hydraulic Oil Temperatures |
| Mounting Position | Engine Side, Gearbox-driven Or PTO-driven (varies By Specific Model) | Rotation Direction | Clockwise/Counterclockwise (reversible For Fan Cleaning Function) |
| Material | High-strength Cast Iron Housing, Hardened Steel Pistons And Cylinder Block, Durable Sealing Components | Oil Type | Hydraulic Oil ISO VG 46 (recommended For Optimal Performance And Longevity) |
| Oil Capacity | 1.2-1.5L (0.32-0.40 US Gal) | Weight | Approx. 18-22kg (40-48 Lbs) |
| Dimensions (L×W×H) | 320mm × 240mm × 280mm (pump Assembly Only) | Key Features | Electronically Controlled Variable Displacement, Reversible Fan Capability, Durable Piston Design, Low Noise Operation, Easy Maintenance, Designed For Harsh Construction Environments, Works With Closed-loop Hydraulic Cooling System |
| Common Part Numbers | 708-1T-00551 (main Fan Pump), 708-1T-00552 (auxiliary Fan Pump), 708-1T-00550 (variant), 708-1T-00553 (seal Kit), 708-1T-00554 (piston Assembly) | Cooling System Benefits | Increases Fuel Efficiency By 10-15% Compared To Belt-driven Fans, Reduces Operating Noise By 5-8dB, Requires Less Horsepower, Extends Engine Life By Maintaining Optimal Operating Temperature |
| Highlight | Bulldozers Hydraulic Fan Pump,Hydraulic Fan Pump Piston Type,708-1T-00552 |
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Product Description
Komatsu Hydraulic Fan Pump 708-1T-00552 Piston Type For D39EX-22 D39PX-22 Bulldozer 9 Ton
Product Overview
Komatsu Hydraulic Fan Pump 708-1T-00552 Piston Type designed specifically for D39EX-22 and D39PX-22 Bulldozer models. This high-performance piston-type hydraulic pump ensures optimal cooling system operation for 9-ton bulldozers, delivering reliable performance in demanding construction and excavation environments.
Key Specifications
Part Number: 708-1T-00552
Pump Type: Piston Hydraulic
Application: Hydraulic Fan System
Compatible Models: Komatsu D39EX-22, D39PX-22
Machine Capacity: 9 Ton Bulldozer
Manufacturer: Komatsu
