ABB Power2 850-M16 - Page 77

Operation Manual / Power2 800-M / 4 Product description
7
Troubleshooting
Page 45 /
59
© Copyright 2016 ABB. All rights reserved.
HZTL4061_EN
Revision A
September 2016
7.4 Malfunctions when stopping
Runout noises
Possible causes
Remedy
Low-pressure or
high-pressure
stage
Pressure stage contaminated Clean
Bearing damaged Contact ABB Turbocharging Service Sta-
tion
Rotor rubbing
Foreign object in the pressure stage
Table 30: Malfunctions when stopping – Runout noises
Runout time too short
Possible causes
Remedy
Low-pressure or
high-pressure
stage
Pressure stage contaminated Clean
Bearing damaged
Contact ABB Turbocharging Service Sta-
tion
Rotor rubbing
Foreign object in the pressure stage
Table 31: Malfunctions when stopping – Runout time too short
7.5 Speed measurement system
Measured speed incorrect
Possible causes
Remedy
Low-pressure
or
high-pressure
stage
- - Contact ABB Turbocharging Service Station
Table 32: Measured speed incorrect