User's Manual
electronics
BENDIX
®
ETRAC
™
AUTOMATED AIR BAG TRANSFER
SYSTEM FOR 6X2 SUSPENSIONS
The Bendix eTrac Automated Air Bag Transfer System for 6x2 Suspensions is available at several major OEMs. Check with
your dealer, call 1-800-AIR-BRAKE (1-800-247-2725), or talk to your Bendix Account Manager today.
Bendix Commercial Vehicle Systems LLC • 901 Cleveland Street • Elyria, OH 44035 • 1-800 AIR-BRAKE (1-800-247-2725)
BW2941 ©2013 Bendix Commercial Vehicle Systems LLC, a member of the Knorr-Bremse Group • 03/13 • All Rights Reserved
Protect your driveline. Protect your bottom line. Haul more with the Bendix eTrac
Automated Air Bag Transfer System for 6x2 Suspensions.
When Is The Bendix eTrac System Right
For Your Fleet?
The Bendix
®
eTrac
™
system is available for certain 6x2
vehicles with most wheelbases that are equipped with a
single leveling valve, park brakes on the driven axle only,
J1939 controlled trailer warning lamp and the Bendix
®
EC-60
™
Premium or Advanced ECU with specific
programming for the eTrac system.
We’ve Got You Covered. After Sale
Support and Warranty.
The eTrac system – like all Bendix products – is supported with a
network of veteran sales and service professionals, a 100% ASE-
certified field technical support team, and the renowned Bendix
Tech Team – an expert technical advice and troubleshooting line
dedicated to helping you. Plus access to expert post-sales
support – available 24/7 online, by phone, or in person – is just
one part of the Bendix approach that delivers performance,
safety, and lower total cost of ownership.
Air Flow – eTrac Active
Traction Power From A Simple Yet Effective Vehicle
Design
A Typical Air Bag Suspension System
9 Protected Reservoir Supply (1)
9 Air Bag Assemblies (2) & (3)
9 Height Control Valve (4)
The Additional Bendix
®
eTrac
™
System Components
9 Bendix
®
FCS-9700
™
Fan Clutch Solenoid Valve (5)
9 Bendix
®
R-12
®
Relay Valve (6)
9 ABS Controller (7)
9 Backfeed Valve (8)
9 Drive Axle Limiting Valve (9)
9 Double Check Valve (10)
By automating the air pressure transfer process, the
driven axle and driveline are protected against
overburden due to accidental extended driving with
the air pressure transferred. This happens all too easily
with today's manual push button system.
1
2 32X
S
S
S
7
2X
5
S
6
S
D
D
C
8
4
S
+ (V) Fused
Ignition
EC-60 ABS ECU
(X1-2)
10
D
D
SS
S
S
E
S
D
D
D
D
Protected
Reservoir
Supply
9
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