WABCO OptiTire - Page 13

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System description
Example: Parts list for trailer (with internal sensor WIS)
WABCO PART
NUMBER COMPONENT COMMENT
SEMITRAILER
(3-AXLE)
SINGLE
TIRES
SEMITRAILER
(3-AXLE)
TWIN
TIRES
446 220 110 0 ECU Communication with trailer ECU /
warning lamps
1 1
446 220 000 4 Mount Support for mounting the ECU 1 1
449 913 050 0
+ adapter
894 600 001 2
Wiring harness Wiring harness 7-pin
for connection to TEBS E
1 1
960 733 000 0 Internal sensor Internal sensor to be attached with a
strap
6 12
960 733 122 0 Fastening strap
22.5"
Fastening strap for 22.5" rims 6 12
Circuit diagrams
– Open the WABCO Webshop:
https://webshop.wabco-auto.com/webshop/
– Search the desired circuit diagram by entering the 10 digit number:
 841 801 970 0 (solobus)
 841 801 971 0 (articulated bus)
 841 801 972 0 (tractor/truck)