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f:tec\manuals\Service\SERVICEv5.indd - V6-0615
SERVICE MANUAL
TIREBOSS
TM
Tire Pressure Control
‘Tire Pressure Loss Warning’ Check Procedures
In the event of a line breakage or tire failure, the TIREBOSS
TM
Tire Pressure Control System will
immediately warn the operator with an audible alert and a warning fl ashing on the Operator
Control Unit screen.
“TIRE PRESSURE LOSS - STOP VEHICLE NOW”
It is important to regularly check this function every six months
1. With the TIREBOSS
TM
Tire Pressure Control System to the highest setting and tires infl ated to
maximum and stabilized, keep truck at a low idle.
2. Test each zone separately as follows:
For testing Drives zone -Disconnect one of the orange hoses at the drive axle hose hanger.
For testing Steer zone - Disconnect one of the supply hoses at the steer shut-off valves
For testing the trailer zone - Disconnect the whip line or trailer supply line and open manual
trailer supply valve (if applicable).
CAUTION: These lines are under high pressure. Wear safety glasses during
this procedure.
3. Once the hose is disconnected, the audible alarm should sound and the warning should
appear on the Operator Control Unit screen.
NOTE: If the truck is equipped with an optional Remote Alarm, it should also sound at
this time.
4. Reinstall the air lines as removed in 2.
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