Skip to content
1147 Views Updated

301.02.0072.20 Air Dryer Valve Heater for Scania

301.02.0072.20

Summary

This air dryer valve heater is designed for heavy commercial vehicle brake systems, specifically compatible with Scania trucks. It features an integrated bi-metal thermostat to ensure reliable operation in cold climates, maintaining proper pneumatic system function. Equivalent to OE WABCO 4324109312.

Product identifiers
EAN Code8683457048546
Ready to Order
Get Information

Compatible OEM Codes

  • WABCO
    • 894 260 057 2
    • 432 410 931 2

Description

What does an air dryer valve heater do?

This air dryer valve heater plays a critical role in maintaining the integrity of the pneumatic brake system during low-temperature operations. By preventing moisture freezing within the valve assembly, it ensures that the air dryer functions correctly, which is vital for the safety and reliability of heavy commercial vehicle braking systems.

Vehicle and engine compatibility

This component is specifically compatible with Scania trucks and tractor units. It is designed to function effectively in cold climates where moisture accumulation could otherwise lead to system blockage or failure. The unit is engineered to work seamlessly within the existing air dryer valve architecture.

Installation and maintenance

Installation involves mounting the heater on or next to the purge valve body. Technicians should verify that the supply voltage—either 12 V or 24 V—matches the specific electrical system of the vehicle. Regular inspection of the integrated bi-metal thermostat is recommended during routine brake system maintenance to ensure optimal performance.

Troubleshooting and selection

Proper selection of this heating element prevents pneumatic failures caused by frozen moisture. For fleet managers and workshop technicians, ensuring this component is correctly fitted is essential for preventing downtime in harsh winter conditions.

OE cross-reference

301.02.0072.20 (Air Dryer Valve Heater Air Dryer Valves) is the equivalent of the WABCO OE numbers. This part directly replaces WABCO OE numbers 4324109312, 8942600572.

Other OEMs

WABCO

  • 8942600572
  • 4324109312
  • 894 260 057 2
  • 432 410 931 2

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
SCANIA
WABCO

FAQ

What is the primary function of this heater?
The heater prevents moisture from freezing within the air dryer valve, ensuring the pneumatic braking system remains operational in cold temperatures.
Which vehicles are compatible with this part?
This component is designed for Scania trucks, tractor units, and buses operating in environments with cold climates.
How does the thermostat function?
It features an integrated bi-metal thermostat that regulates heating to maintain optimal operating temperatures within the valve assembly.
What voltage requirements should I check?
The heater operates on either 12 V or 24 V, depending on the specific electrical configuration of the vehicle's system.
What are the OE reference numbers of this part?
301.02.0072.20 directly replaces WABCO OE numbers 4324109312, 8942600572.