M&C TechGroup SP2006-H280_DIL Operator's manual - Manual (Page 27)

27
Gas sampling and gas conditioning technology 2-1.1.7.2-ME
17.3 CLEANING OF THE CRITICAL ORIFICE, THE EDUCTOR AND CHECKING OR
CHANGING OF THE O-RINGS
C A R E !
Do not clean the critical orifice and the eductor mechanically.
Cleaning should be effected in an ultrasonic bath !
Figure 16 shows the position of the orifice, the eductor and the O-ring seals in the dilution block
Figure 17 Dilution block with critical orifice, eductor, O-ring seals and tool
eductor marked with a slot to differ it
from the bypass eductor