WABCO OptiTire - Assembly of the Internal Sensor WIS

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Installation
Valve extension
NOTICE
Do not use plastic valve extensions. These will not remain tight under permanently existing
pressure.
Twin wheels (outer wheel)
Twin wheels (inner wheel)
7.3 Assembly of the internal sensor WIS
Safety information
– Always observe the applicable hazard warnings and correct procedures on the assembly machine.
This information has priority over these instructions.
– Replace the internal sensor if the pressure opening is blocked with foreign bodies.
– Make sure that the screw can retain the internal sensor permanently with 4 Nm.
– In the case of screws with locking varnish, always use new screws with every assembly.
– Never re-tighten self-locking screws and union nuts.
– Use self-locking fastening screws only once.
– Use the valve that matches the rim. Select the correct valve using an assignment table see chapter
6.1.2 "The internal sensor (WIS)", page 27.
– Do not apply compressed air, assembly paste, detergents or other cleaners to the internal sensor.
– Never clean the rim with high pressure when the tires are removed and the internal sensor still
installed.
– Remove contaminations only with a clean, lint-free cloth.
– Renew the internal sensor if you have identied the following:
 The housing is visibly damaged.
 Foreign bodies can be seen in the pressure opening.
 The battery of the internal sensor has reached the end of its life.