Metrohm 813 - 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 <HOLD> 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 <STOP> twice to move the sample rack to the initial
position.