TABLE OF CONTENTS
1 - VIGIA Automatic Tire Pressure System
Features - Operation 1
2 - System Components
2.1 - Rotor mountings
A) Disks 2
B) Stars 5
C) Threaded caps 7
D) Brackets for Steering Wheels 8
2.2 - Rotor
Installation Procedure 8
2.3 - Tire valves
Installation Procedure 8
Connecting valves to rotor 9
2.4 - Body couplings
Installation Procedure 11
A) Steering axles 12
B) Non-steering axles with fenders 12
C) Non-steering axles without fenders 13
Connection between body couplings and rotor 17
2.5 - Hose
Installation Procedure 22
General diagram 23
Connection procedure 23
Coupling between tractor and trailer 23
2.6 - Air Filter
Purpose – Location – Installation Procedure 25
2.7 – Control and Display Modules
Control Module NM343 27
Display Module NM343 29
3 –Pneumatic and Electrical Connections 35
4 – Tire Pressure Calibration 36
5 - Final system testing (in operation) 38
6 - Recommendations to the installer 39
7 - Failure location guide 39