ABB A130-H57 Operation Manual - 4.3.5
Operation Manual / 4 Product description / A130-H.. - A140-H
4 Monitoring operation / 4.3 Turbocharger speed
© Copyright 2017 ABB. All rights reserved.
HZTL4030_EN
Revision D
May 2017
4.3.5
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. 19: Replacing the speed sensor
Part number
A130
A135
A140
86505
M12 x 1.5
15 Nm
M12 x 1.5
15 Nm
M12 x 1.5
15 Nm
Table 9: 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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