ABB HT607940 Operation Manual page 54

Operation Manual / TPL67-C.. - TPL71-C..
5 Maintenance / 5.3 Cleaning the compressor during operation
5.3.1 Wet cleaning with orifice plate on filter silencer (XC2)
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Operating state prerequisites for wet cleaning XC2
WARNING
Increased stress on material
During cleaning of the compressor at an engine load of 85 to 100 %, the
stress on the material of the compressor-end turbocharger parts can
be increased.
No personnel is allowed to be present in the vicinity of the tur-
u
bocharger during compressor cleaning.
Compressor cleaning must be activated from the engine control
u
panel.
Wet cleaning procedure for compressor with XC2
Trigger water injection according to the specifications of the en-
u
ginebuilder.
The specified water pressure upstream of the connection to the tur-
u
bocharger must be maintained.
Operate engine for at least five additional minutes after cleaning.
u
Not more than three cleaning cycles should be conducted consecutively.
Cleaning parameters per turbocharger compressor
Product Engine
load
TPL67-C 50 ...
100%
TPL71-C
HZTL2488_EN
Water Water injec-
pressure tion time
[bar] [sec]
3 10
Water tem- Ø orifice
perature [mm]
[°C]
5 ... 50 2.1
2.5
Rev.G March 2020