VolvoEngine Parts

3230584 Ventilating Valve (18%) — Volvo FH12 FH16

This ventilating valve, set at 18%, is a crucial component in the engine's cooling system, regulating the flow of coolant to maintain optimal operating temperature. It opens and closes based on coolant temperature, ensuring the engine does not overheat or operate too cool, which can impact efficiency and emissions. A malfunctioning valve will cause the engine to either overheat or take too long to reach operating temperature, leading to poor performance and increased wear.

Ventilating Valve (18%) – Part No 3230584 – 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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

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

Part TypeVentilating Valve (Thermostat)
MaterialBrass and wax pellet
ApplicationEngine cooling system
Service LifeReplace every 2 years or 100,000 miles
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The engine taking an unusually long time to reach its normal operating temperature is an early sign of a faulty ventilating valve. If the valve fails to open, the engine temperature gauge will quickly rise into the red zone, indicating overheating. Persistent operation outside the optimal temperature range can lead to increased fuel consumption and premature engine component wear.

Installation Tip

Ensure the cooling system is completely drained before removing the old valve to prevent coolant spillage. Always use a new gasket or O-ring when installing the replacement valve.

Service Note

Inspect the radiator hoses for swelling or cracking and check the coolant level and condition.