303.04.0089.01 ECAS Solenoid Valve Service Kit

What does an ECAS repair kit do?

The ECAS solenoid valve repair kit is a specialized maintenance set designed to restore the wear-prone elements within electronic control air suspension solenoid valve blocks. These components play a critical role in maintaining constant chassis height by controlling the inflation and deflation of pneumatic bellows based on electronic commands. Using high-strength components ensures the longevity of the pneumatic system.

Vehicle and system compatibility

This kit is compatible with Scania vehicles and is designed to work effectively with WABCO systems. It provides a cost-effective solution for servicing the pneumatic control units found in heavy commercial vehicles, including trucks and buses, by addressing internal wear without requiring a complete unit replacement.

Installation and maintenance

During installation, technicians should carefully inspect the valve body for any debris that might interfere with the new seals or plunger. Ensuring a clean environment during the assembly of the solenoid block is vital for maintaining the precision of the electronic height control. Check all connections to prevent air leaks after reassembly.

Troubleshooting guidance

Common symptoms necessitating a kit replacement include delayed leveling response, air leaks at the valve block, or improper chassis height during stationary periods. Regular inspection of these components helps prevent unexpected vehicle downtime.

OE cross-reference

303.04.0089.01 (ECAS Solenoid Valve Repair Kit) is the equivalent of the WABCO OE number. This part directly replaces WABCO OE number 4728909252.