Bendix Commercial Vehicle Systems AD-4 AIR DRYER 10/04 - Manual (Page 23)

23
HOLSET TYPE
"E & QE"
COMPRESSOR
W/O ECON
VALVE
DASH
GAUGE
LOW PRESSURE
INDICATOR
Additional Troubleshooting Information
The troubleshooting procedure presented on the following pages has been excerpted from a laminated card entitled:
Troubleshooting Charging and Air Supply Systems. The complete card can be obtained from authorized Bendix parts
outlets under literature number BW1779. It is presented here because of the air dryers connection to the supply air system
and for convenience. The procedure is not all inclusive but rather represents the most commonly encountered complaints.
CONVENTIONAL
SUPPLY SYSTEM
& INTEGRAL PURGE
AIR DRYER
HOLSET TYPE
"E & QE"
COMPRESSOR
WITH ECON
VALVE
FRONT
REAR
DASH
GAUGE
STANDARD SINGLE
CHECK VALVE
LOW
PRESSURE
INDICATOR
SUPPLY
SAFETY
VALVE
AIR
DRYER
HOLSET
“E OR QE”
COMPRESSOR
SPECIAL
SINGLE CHECK
("CHOKE" IN INLET)
GOVERNOR
HOLSET
ECON VALVE
REAR
FRONT
SUPPLY
DASH
GAUGE
LOW PRESSURE
INDICATOR
STANDARD SINGLE CHECK VALVE
(USED W/INTEGRAL PURGE AIR
DRYERS)
SAFETY
VALVE
AIR DRYER
TWO CYL.
COMPRESSOR
GOVERNOR
STANDARD SINGLE
CHECK VALVE
REAR
FRONT
SUPPLY
HOLSET
“E OR QE”
COMPRESSOR
GOVERNOR
AIR DRYER
SAFETY
VALVE
SPECIAL
SINGLE CHECK
("CHOKE" IN INLET)
SINGLE CHECK -
PROTECTION VALVE
(USED W/SYSTEM
PURGE AIR DRYERS)
SINGLE CHECK VALVE (USED
W/INTEGRAL PURGE AIR DRYERS)
DRAIN COCK
Appendix B