20431484 Volvo NL12 D12A Water Pump
525.03.0015
Summary
This water pump is designed for Volvo NL12 trucks equipped with D12A engines. It serves as a critical component in the engine cooling system, ensuring reliable coolant circulation to maintain optimal operating temperatures in heavy commercial vehicle applications. Equivalent to OE Volvo 20431484.
| EAN Code | 8699031077260 |
|---|
Ready to Order
Compatible OEM Codes
-
VOLVO
- 8149937
- 8113431
- 8113157
- 8112683
- 8112520
- 5002225
- 479931
- 478845
- 478405
- 470232
- 468937
- 468250
- 422791
- 3184802
- 20431484
- 1699790
- 1699786
- 1698620
- 1675945
- 1545261
Description
What does a water pump do?
This water pump serves as a vital component within the engine cooling system, responsible for circulating coolant between the engine block, cylinder head, and radiator. In heavy commercial vehicle engines, this centrifugal-type pump ensures that thermal loads are managed effectively to prevent overheating during high-load operations.Compatibility with Volvo NL12
Specifically designed for Volvo NL12 vehicles with D12A engines, this component is built to withstand the continuous vibration and thermal stress typical of heavy-duty service. It provides a reliable solution for maintaining engine temperature stability in truck and tractor unit applications.Maintenance and inspection
When performing engine maintenance, it is recommended to inspect the water pump alongside the timing or alternator belt service. Technicians should look for signs such as coolant leakage from the weep hole or unusual bearing noise to determine if replacement is necessary.Troubleshooting signs
Ensure correct fitment by verifying the engine code during installation. For any technical queries regarding compatibility with specific engine configurations, consult your authorized distributor.OE cross-reference
525.03.0015 (Water Pump Water Pumps) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20431484.Other OEMs
VOLVO
- 8149937
- 8113431
- 8113157
- 8112683
- 8112520
- 5002225
- 479931
- 478845
- 478405
- 470232
- 468937
- 468250
- 422791
- 3184802
- 20431484
- 1699790
- 1699786
- 1698620
- 1675945
- 1545261
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| VOLVO | B10B | D10A | |
| VOLVO | B10M | D10A | |
| VOLVO | B10M | TD100 | |
| VOLVO | B12 | D12A | |
| VOLVO | B12 | TD120 | |
| VOLVO | F10 | TD100 | |
| VOLVO | F10 | TD101 | |
| VOLVO | F10 | TD102 | |
| VOLVO | F12 | TD120 | |
| VOLVO | F12 | TD121 | |
| VOLVO | F12 | TD122 | |
| VOLVO | F7 | TD70 | |
| VOLVO | F7 | TD71 | |
| VOLVO | FL10 | D10A | |
| VOLVO | FL10 | TD102 | |
| VOLVO | FL10 | TD103 | |
| VOLVO | FL12 | TD122 | |
| VOLVO | FL12 | TD123 | |
| VOLVO | FM10 | FM 10/320 | |
| VOLVO | FM10 | FM 10/360 | |
| VOLVO | N10 | TD100 | |
| VOLVO | N10 | TD101 | |
| VOLVO | N12 | TD120 | |
| VOLVO | N12 | TD122 | |
| VOLVO | NL10 | D10A | |
| VOLVO | NL12 | D12A |
FAQ
What is the function of this water pump?
It acts as a centrifugal pump that continuously circulates coolant between the engine block, cylinder head, and radiator to regulate temperature.
Which vehicles is this part compatible with?
This specific model is designed for Volvo NL12 trucks featuring the D12A engine.
How can I tell if a water pump needs replacement?
Technicians should watch for coolant leaking from the weep hole, bearing play, or unusual noises coming from the cooling system area.
Should I replace the belt at the same time?
It is best practice to inspect or renew the water pump together with the timing belt or alternator belt during routine service.
What are the OE reference numbers of this part?
525.03.0015 directly replaces Volvo OE number 20431484.