VolvoEngine Parts

20538845 — Coolant Water Pump 22902431 20464403 85020085 20538845 For Volvo Engine Tad940Ge D16C Truck Fm9 Fm13 Fh13 Vn Vt Excavator Ec340Dl Ec350El Ec380 Ec480 Ec750Ehr

This coolant water pump circulates engine coolant through the radiator and engine block to maintain optimal operating temperature, preventing overheating. Manufactured to meet stringent OEM quality standards, it ensures efficient fluid flow and seal integrity compared to a worn pump that may exhibit leaks or reduced impeller performance. Operators may notice the engine temperature gauge rising into the red zone, steam escaping from under the hood, or a whining noise from the front of the engine when this pump fails.

Coolant Water Pump 22902431 20464403 85020085 20538845 For Volvo Engine Tad940Ge D16C Truck Fm9 Fm13 Fh13 Vn Vt Excavator Ec340Dl Ec350El Ec380 Ec480 Ec750Ehr – Part No 20538845 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeCoolant Water Pump
MaterialCast Iron, Steel, Rubber Seals
ApplicationEngine Cooling System
Service LifeReplace every 2,000-3,000 hours or as needed
CompatibilityVolvo 22902431, 20464403, 85020085
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing water pump is often a rising engine temperature gauge or visible coolant leaks from the pump's weep hole. If ignored, the pump may seize or its impeller can erode, leading to severe engine overheating and potential damage to the cylinder head and gaskets. Continued operation without proper cooling risks catastrophic engine damage due to excessive heat.

Installation Tip

Ensure the mounting surface on the engine block is perfectly clean and free of old gasket material before installing the new pump. Do not reuse the old gasket or sealant; always use a new gasket or O-ring as supplied.

Service Note

Inspect the drive belt for wear and proper tension, and check the radiator and heater hoses for any signs of swelling or cracking.