6.3.5.1 The general requirements described in 5.9.3 shall be also applied for onboard
measurements.
6.3.5.2 The installation on board of all engines
shall be such that these tests may be performed safely and with minimal
interference to the engine. Adequate arrangements for the sampling
of the exhaust gas and the ability to obtain the required data shall
be provided on board a ship. The uptakes of all engines shall be fitted
with an accessible standard sampling point. An example of a sample
point connecting flange is given in section 5 of appendix 8 of this Code.