Driveline Parking Brake Test Procedure for Medium Duty Vehicles
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Product Code: J2690
Date Published: 2012-01-18
Issuing Committee:
Truck And Bus Hydraulic Brake Committee
Scope
This SAE Recommended Practice establishes uniform test procedures for friction based parking brake components used
in conjunction with hydraulic service braked vehicles with a gross vehicle weight rating greater than 4500 kg (10 000 lb).
The components covered in this document are the primary actuation and the foundation park brake. Various peripheral
devices such as application dashboard switches or indicators are not included. These test procedures include the
following:
a. Brake Related Tests
1. Brake Functional Performance
2. Brake Dynamic Torque Performance
3. Brake Corrosion Resistance
4. Brake Endurance with Torque
5. Brake Endurance without Torque
6. Vibration Resistance
7. Brake Ultimate Static Load
8. Brake Lining Wear Adjuster Function
b. Actuation Related Tests
1. Mechanical Actuator Functional Performance
2. Mechanical Actuator Endurance
3. Mechanical Actuator Quick Release
4. Mechanical Actuator Ultimate Load
5. Spring Apply Actuator Functional Performance
6. Spring Apply Actuator Operating Temperature Range
7. Spring Apply Actuator Endurance
8. Spring Apply Actuator Corrosion Resistance
9. Spring Apply Actuator On-Off Switch
10. Spring Apply Actuator Vibration
Product Status: In Stock
File Size:
141K
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| Current & Historical versions of this standard |
|---|
| Standard |
Date published |
?Status |
| J2690_201201 |
2012-01-18 |
Issued |
|
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