Fig. 26: Replacing The Speed Sensor; Table 10: Tightening Torque (86505) - ABB HT602839 Operation Manual

Operation Manual / A150-M56/66/57/67 - A155-M..
5 Monitoring operation / 5.3 Turbocharger speed
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.
Wear safety gloves when disassembling the speed sensor.
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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. 26: Replacing the speed sensor
Part number
86505
Table 10: Tightening torque (86505)
Reduce the engine performance to idling and then stop the engine. Pay attention to post-
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lubrication (Stopping the engine
Switch off the lubricating oil supply to the turbocharger.
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Disconnect cable connector (86515) from speed sensor (86505).
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Unscrew and remove defective speed sensor (86505).
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Screw in new speed sensor (86505) as far as it will go and tighten.
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Connect cable connector (86515) to speed sensor (86505).
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Switch on lubricating oil supply to the turbocharger.
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© Copyright 2021 ABB. All rights reserved.
A150
M12 x 1.5
15 Nm
→57).
HZTL4032_EN
A155
M12 x 1.5
15 Nm
Rev.Q January 2021