BENDIX TCH-001-060 User Manual
Bulletin No:
Page: 4 of
TCH-001-060
© 2011 Bendix Commercial Vehicle Systems LLC, a member of the Knorr-Bremse Group • All rights reserved • 1/2011 Printed in U.S.A.
4
5. Slide the stem of the balance piston in the inside diameter of the spring as shown below.
6. Install the ESS assembly into the compressor cylinder head as shown in the following illustrations. If
additional lubricant is available in the tube, add it to the outside of the ESS assembly before installation.
7. Install the new gasket on the boss of the ESS port, aligning the gasket with the boss contours and holes.
Place the cover plate over the gasket and secure it to the cylinder head with the two T25 Torx head screws
that were previously removed. While pushing down on the cover, tighten the screws manually with a
screw driver. Once the screws can’t be turned further, use a torque-meter to achieve the recommended
tightening torque of 7 ± 1.5 Nm.
that were previously removed. While pushing down on the cover, tighten the screws manually with a
screw driver. Once the screws can’t be turned further, use a torque-meter to achieve the recommended
tightening torque of 7 ± 1.5 Nm.
8. If servicing a BA-922
®
compressor, repeat steps 1 through 7 for the installation of the second ESS assembly.
9. Reinstall the compressor on the vehicle. Refer to the service data sheet for additional guidelines and
compressor test procedures.
10. If the compressor is under warranty, submit the removed components for warranty consideration following
your normal warranty processes.
Gasket
Torx Head
Screws
Cover Plate
For additional assistance call
contact the Bendix Tech Team @
1-800-AIR-BRAKE
(1-800-247-2725)
or TechTeam@Bendix.com
ESS Assembly
Spring
Balance Piston
and O-ring
ESS Port
ESS Piston
Assemby