Metrohm 753 Suppressor Module - Manual (Page 37)

4 Malfunctions – Maintenance
753 Suppressor Module / 8.753.1003 Instructions for Use
34
• By rotating the suppressor block or with the aid of a mirror
check the position of the suppressor rotor according to Fig.
10: at least one of the three holes of the suppressor rotor
must be partly or completely visible through the opening at
the bottom of the suppressor block.
• Repeat the procedure 2-3 times; wait at least 10 s each time
before the key is operated.
• If the rotor stops in an unacceptable position then the braking
range must be readjusted (continue with point 3).
3 Adjust braking range
• Rotate adjustment screw 18 18 a little in each direction accord-
ing to Fig. 10 so that the rotor position lies in the acceptable
range.
• Operate key 88 .
• Check the position of the rotor in all of the 3 possible posi-
tions according to Fig. 10.
• Repeat the adjustment procedure until the position of the
rotor lies in the acceptable range in all of the 3 possible posi-
tions. Wait at least 10 s each time before operating key 88
.
optimal zulässig zulässig unzulässig unzulässig
Fig. 10: Adjusting the braking range
not acceptable not acceptable acceptable acceptable optimum