Leica Biosystems ST4040 - Manual (Page 42)

42 Instruction Manual V1.4 – 06/2009
Possible cause Problem What to do
- Open water tap.
- Open ball valve.
- Call Technical Service.
- Call in-house technical ser-
vice / plumber.
- If bent only slightly, read-
just carefully.
- Reinsert correctly.
- Parts not usable any more -
-> discard.
- Call Technical Service.
- Call Technical Service.
- Install drain hose so there
is a sufficient gradient from
drain outlet on instrument
to drain pipe.
- Remove station and clean
drain with fine bottle brush
or similar.
- Water tap closed.
- Ball valve closed.
- Magnetic valve or magnetic
valve drive defective.
- In-house plumbing
problem (pipes clogged /
furred).
- Slide racks / slide rack car-
riers bent out of shape.
- Slide rack carriers / slide
racks jammed.
- Slide racks and/or slide
rack carriers significantly
bent out of shape or weld-
ing spots broken.
- Toothed belt torn.
- Motor or motor drive defec-
tive.
- No or only insufficient gra-
dient of drain hose.
- Drain of trough in basic in-
strument clogged up.
No tap water supply.
Slide racks do not advance
and/or are not lowered into re-
agent / tap water stations.
Waste water does not drain
away.
7. Trouble Shooting