VolvoEngine Parts

14729115 — Water Expansion Tank Voe14729114 Voe14729115 For Volvo Excavator Ec120D Ec180D Ec200D Ec210D Ec380E Ew160E Ew205D Ewr150E

This water expansion tank is an integral part of the engine's cooling system, providing a reservoir for coolant expansion and contraction due to temperature changes. Manufactured to Volvo's strict specifications, it maintains system integrity better than a cracked or deformed tank. Observable issues include coolant leaks around the tank, visible cracks, or a consistently low coolant level despite no apparent leaks elsewhere.

Water Expansion Tank Voe14729114 Voe14729115 For Volvo Excavator Ec120D Ec180D Ec200D Ec210D Ec380E Ew160E Ew205D Ewr150E – Part No 14729115 – Volvo Spare Part
Part Specifications
BrandVolvo
CategorySpare 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 TypeExpansion Tank
MaterialHigh-Density Polyethylene (HDPE)
ApplicationEngine Cooling System
Service LifeReplace when signs of degradation or leaks appear, typically 5-10 years
CompatibilityVolvo Voe14729114, Voe14729115
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of a problem is often a visible coolant leak originating from the tank itself or its connections. If ignored, the tank can crack further, leading to significant coolant loss and potential engine overheating. Continued operation with a leaking expansion tank can result in costly engine damage due to insufficient cooling.

Installation Tip

Ensure the new tank is securely mounted and all hose connections are tight to prevent leaks. Do not overfill the coolant system immediately; allow the engine to reach operating temperature and then top off as needed.

Service Note

Inspect the radiator cap, hoses, and water pump for wear or leaks when replacing the expansion tank.