Porsche 928 - WORKSHOP MANUAL 1977 Workshop Manual page 181

45
Antiblock System
928
4. Unclip wire in holders on wheel carrier.
Loosen socket head screw and pull speed
sensor out of wheel carrier.
Installing
Note:
-
-
Rubber mounts on speed sensors are
connected with wire covers in precise
position.
Take speed sensors out of protective
packaging only briefly before installation
(loss of permanent magnetism).
Make sure that there are no foreign
metal particles (burrs) on magnetic edge
of speed sensor before installing.
1. Coat speed sensor and bore in wheel
carrier with Molykote Longterm 2.
Replace O-ring of speed sensor.
2. Insert speed sensor in wheel carrier
without application of force and tighten
socket head screw to 10 Nm/7 ftlb.
Note
The distance between speed sensor and pulse
gear is given by design and cannot be
adjusted.
3. Clip wire in holders on wheel carrier and
rear axle cross member.
4. Connect wire plug and insert in nolder.
Install wheel.
5. Check ooeration with ABS tester.
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45-10 Removing and Installing Speed Sensors Printed in Germanv