Bendix Commercial Vehicle Systems DRM DRYER RESERVOIR MODULE 3/07 - Manual (Page 14)

14
A. Compressor fails to
“unload”.
10. The air dryer purge
piston cycles rapidly in
the compressor
unloaded (non-
compressing) mode.
A. Check air hose from governor to compressor for
a missing, kinked or restricted line. Install or
repair air hose.
Repair or replace compressor unloader.
DRM ™ /AD-IS ® AIR DRYER TROUBLESHOOTING CHART (Continued)
SYMPTOMS CAUSE REMEDY