Maintenance
9223−1/A2
RT-flex58T-D
Winterthur Gas & Diesel Ltd.
1/ 1
Key to Illustrations:
1 Proximity sensor 4 Terminal boxes E.96.1 / E96.2
2 Crank angle mark (1 / 2) 5 Plug with cable
3 Gear wheel on crankshaft 6 Bolt with locking plate and nut
1. General
For the function of the Crank Angle Sensor Unit pay attention to General Applica-
tion Instructions 9223−1 and for Regular Checks and Recommendation for replac-
ing ACM−20 modules 4002−4 in the Operating Manual.
For Inspection and Overhaul Intervals refer to Maintenance Schedule 0380−1.
2. Assembly and Replacement of Pickup
⇒ Disconnect the plug with cable 5 from the affected sensor 1 and screw the
sensor out.
⇒ Screw in the new sensor until the sensor touches the tooth or head as shown
below. Do not use any force.
⇒ Screw the sensor out four turns (4 x 360° + 4 mm) in anticlockwise direction.
⇒ Secure the sensor with nut and connect the plug with cable.
⇒ Turn clockwise the engine by turning gear. The pickup signal sequence on the
ACM−20 module has to be in the correct order: ’A’, ’B’, ’C’. When passing the
reference flag the LED ’REF’ lights up.
4 mm
4 mm
A
3
6
2
1
MARKER 1
B.D.C. SENSOR
MARKER 2
T.D.C. SENSOR
3
4
5
1
WCH02298
Crank Angle Sensor Unit
Assembly and Replacement of Proximity Sensor (Pickup) at Gear Wheel
V2 / 2013
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