Operation Manual / A130-M.. - A145-M..
5 Monitoring operation / 5.3 Turbocharger speed
© Copyright 2022 ABB. All rights reserved. HZTL4031_EN Rev.P February 2022
5.3.5 Replacing the speed sensor
WARNING
Hot speed sensor
Danger of burns. The speed sensor can reach temperatures of more than
100°C during operation.
u Wear safety gloves when disassembling the speed sensor.
Wear safety gloves to protect against thermal hazards.
The speed sensor supplied by ABB is equipped with a sealing lip and an O-ring. No additional
gasket is required during assembly.
Fig.28: Replacing the speed sensor
Part number A130 A135 A140 A145
86505 M12 x 1.5
15Nm
M12 x 1.5
15Nm
M12 x 1.5
15Nm
M12 x 1.5
15Nm
Table11: Tightening torque(86505)
u Reduce the engine performance to idling and then stop the engine. Pay attention to post-
lubrication (Stopping the engine →63).
u Switch off the lubricating oil supply to the turbocharger.
u Disconnect cable connector(86515) from speed sensor(86505).
u Unscrew and remove defective speed sensor(86505).
u Screw in new speed sensor(86505) as far as it will go and tighten.
u Connect cable connector(86515) to speed sensor(86505).
u Switch on lubricating oil supply to the turbocharger.
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