Operation Manual / A130-H.. - A140-H..
5 Monitoring operation / 5.3 Turbocharger speed
© Copyright 2021 ABB. All rights reserved.
HZTL4030_EN
Rev.G
July 2021
5.3.5
Replacing the speed sensor
5.3.5.1
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. 25: Replacing the speed sensor
Part number
Thread size
Tightening torque
86505
M12 x 1.5
15 Nm
Table 11: Tightening torque (86505)
u
Reduce the engine performance to idling and then stop the engine. Pay attention to post-
lubrication (
).
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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Summary of Contents for HT609944
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