Metrohm 813 Compact Autosampler - Manual (Page 19)

2 Installation
813 Compact Autosampler
13
3 Check needle position
• Press <
HOLD > until the needle 2 is about 1 cm above the
upper level of the sample rack 24 .
• Check needle position: If the needle 2 cannot be lowered
unhindered through the upper hole of the rack position 1,
continue directly with point 4.
• Press once and continue lowering the needle by
pressing < HOLD > again until the needle 2 stops.
• Check needle position: If the needle 2 points to the middle of
lower hole of the rack position 1, the sample rack must not be
adjusted (continue directly with point 5).
4 Adjusting the sample rack
• Loosen the four adjusting screws 33 on the lower level of the
sample rack using the 6.2621.100 Allen key .
• Carefully turn the two upper levels of the sample rack 27 by
hand until the lowered needle 2 is exactly in the middle of the
lower hole at the rack position 1.
• Tighten the adjusting screws 33 .
5 Move to rest position
Press twice to move the sample rack to the initial
position.