Demco CR 108, Operator'S Manual

Page: 31 / 104

31
PLC Select FFABS 2S/1M
(4 Service Delivery Ports/ 4 Spring Brake Ports)
Page 17 Rev. 6.0
PLC Select 1M (FFABS)
Legend:
Service/Control Line
Emergency/Supply Line
Sensor Line
Sensor 1A
(Curb Side)
Sensor 1B
(Road Side)
Plumbing Schematic (2S/1M)
Top View
AIR BRAKE COMPONENTS AND SYSTEM SCHEMATIC ARE DESIGNED TO ALLOW COMPLIANCE
WITH FMVSS 121.
THIS SCHEMATIC IS FOR INFORMATION PURPOSE ONLY. IT IS THE VEHICLE MANUFACTURERS
ULTIMATE RESPONSIBILITY TO CERTIFY THEIR SYSTEM MEETS ALL APPLICABLE
REGULATIONS.
PIPE NIPPLES USED TO MOUNT BRAKE VALVES MUST BE HEAVY WALL TYPE PER SAE J514.
• Air suspension typically have the sensors on the
rear axle
• Spring suspension typically have the sensors on
the front axle