448-9705 Hydraulic Pump Fan Motor Excavator Parts for Machinery
448-9705
,Excavator Fan Motor
,Hydraulic Fan Pump
Basic Parameters
Full Part Name: CAT Hydraulic Cooling Fan Piston Pump (FAN PUMP / HYDRAULIC PUMP GP-FAN)
Original Part Number: 448-9705 (4489705)
CATModels: CAT Excavators
CAT 374F / 374F L
CAT 390F / 390F L
Purpose:
Drives the radiator cooling fan, electronically controlled variable speed fan speed regulation, controls engine and hydraulic oil temperature; an essential cooling hydraulic component for heavy-duty mining excavators.
Operating Specifications:
Maximum working pressure 350 bar, rated 280 bar, assembly net weight 31 kg.
Fault Symptoms (Customer Repair Reference):
Abnormal high temperature alarm for hydraulic oil temperature and engine coolant temperature
Fan not rotating / fluctuating speed
Abnormal pump noise, internal leakage, weak operation
Machine stalling, speed drop
Accessories:
We can also supply matching sealing repair kits, solenoid valves, and fan motor assemblies.
Logistics:
We support DHL air freight and full container load (FCL)/less than container load (LCL) sea freight. DDP door-to-door delivery is available, suitable for engineering clients in Africa and Europe.





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