303.04.0029.01 Repair Kit for ECAS Solenoid Valves
303.04.0029.01
Summary
This service kit is designed to renew worn elements within the solenoid valve blocks of electronically controlled air suspension systems. It is compatible with Volvo, Renault Trucks, and Mack vehicles, ensuring precise chassis height control and long-term durability. Equivalent to OE WABCO 4728809422.
| EAN Code | 8683457067738 |
|---|
Ready to Order
Compatible OEM Codes
-
WABCO
- 472 880 942 2
Description
What does an ECAS repair kit do?
This service kit is designed to renew the worn elements inside the solenoid valve blocks of an electronically controlled air suspension system. By replacing internal components, technicians can restore the pneumatic functionality required to maintain constant chassis height under varying loads.Vehicle and engine compatibility
The kit is compatible with Volvo models including FH16, FM13, and VNL, as well as Renault Trucks Premium and Magnum. It is also fitted to Mack Pinnacle and Granite trucks. These components work within systems designed by WABCO to manage air bellows effectively.Maintenance and installation
To ensure proper function, technicians should inspect the valve block for leaks or delayed level responses before installation. Replacing the internal sealing elements helps prevent sagging when parked and maintains the integrity of the pneumatic circuit during operation.Troubleshooting guidance
Check the compatibility list.OE cross-reference
303.04.0029.01 (ECAS Solenoid Valve Repair Kit) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 4728809422.Other OEMs
WABCO
- 4728809422
- 472 880 942 2
Related Products
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MACK | Granite | MP7 | |
| MACK | Pinnacle | MP8 | |
| RENAULT TRUCKS | Kerax | DXi11 | |
| RENAULT TRUCKS | Magnum | DXi12 | |
| RENAULT TRUCKS | Magnum | DXi13 | |
| RENAULT TRUCKS | Premium | DXi11 | |
| RENAULT TRUCKS | Premium | DXi13 | |
| SCANIA | |||
| VOLVO | |||
| VOLVO | B11R | D11A | |
| VOLVO | B13R | D13B | |
| VOLVO | FH12 | D12C | |
| VOLVO | FH12 | D12D | |
| VOLVO | FH13 | D13A | |
| VOLVO | FH13 | D13B | |
| VOLVO | FH13 | D13C | |
| VOLVO | FH16 | D16C | |
| VOLVO | FH16 | D16E | |
| VOLVO | FH16 | D16G | |
| VOLVO | FM10 | D10A | |
| VOLVO | FM11 | D11A | |
| VOLVO | FM11 | D11B | |
| VOLVO | FM12 | D12C | |
| VOLVO | FM12 | D12D | |
| VOLVO | FM13 | D13A | |
| VOLVO | FM13 | D13B | |
| VOLVO | FM13 | D13C | |
| VOLVO | FMX | D11B | |
| VOLVO | FMX | D13C | |
| VOLVO | NH12 | D12C | |
| VOLVO | TAD1341-1345VE | D13 | |
| VOLVO | VHD | D12 | |
| VOLVO | VHD | D13 | |
| VOLVO | VNL | D12 | |
| VOLVO | VNL | D13 | |
| WABCO |
FAQ
What is the purpose of an ECAS solenoid valve repair kit?
It is a maintenance set used to renew worn internal components like O-rings and diaphragms in a solenoid valve block to restore proper air suspension control.
Which vehicle brands are compatible with this kit?
This kit is designed for heavy commercial vehicles from Volvo, Renault Trucks, and Mack, specifically supporting various engine types like D13 and DXi13.
What symptoms indicate a need for a repair kit?
Common signs include air leaks from the valve block, delayed response in chassis height adjustment, or the vehicle sagging while parked.
Can this kit be used on WABCO systems?
Yes, these kits are specifically engineered to service solenoid valve blocks used in WABCO type ECAS layouts.
What are the OE reference numbers of this part?
303.04.0029.01 directly replaces WABCO OE number 4728809422.