Operation Manual / 4 Product description / TPS44-H.. - TPS52-H..
4
Monitoring operation
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© Copyright 2016 ABB. All rights reserved.
HZTL4037_EN
Revision A
August 2016
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.
Wear safety gloves when disassembling the speed sensor.
Wear safety gloves to protect against thermal hazards.
NOTICE
Sealing of the speed sensor
The speed sensor is designed with a sealing lip and an additional O-ring and
does not need an additional gasket for assembly.
Figure 11: Fitting the speed sensor
Part number
TPS44
TPS48
TPS52
86505
M12 x 1.5
15 Nm
M12 x 1.5
15 Nm
M12 x 1.5
15 Nm
Table 9: Tightening torque (86505)
Reduce the engine performance to idling and then stop the engine. Pay attention to post-
lubrication (
Switch off the lubricating oil supply to the turbocharger.
Disconnect cable connector (86515) from speed sensor (86505).
Unscrew and remove defective speed sensor (86505).
Screw in new speed sensor (86505) as far as it will go and tighten.
Connect cable connector (86515) to speed sensor (86505).
Switch on lubricating oil supply to the turbocharger.