Cleaning Procedure - Orion Diagnostica QuikRead Mode D'emploi

7.2. Cleaning procedure

1. Mount the empty dispenser (see chapter 7.1.) on a bottle fi lled with water.
2. Place a suitable vessel below the discharge tube.
3. Rinse the dispenser by repeated dispensing movements.
4. Completely empty the dispenser (see chapter 7.1.).
5. Assembling and priming as described in chapter 4 and 5.
8. Troubleshooting
Trouble
Aspirating and/or
Dispensing not
possible
Air is aspirated / air
bubbles appear in
the discharge tube
Plunger button
moves stiffl y
Dispensed volume
is too low
Vacuum inside
buffer bottle
If the measures do not help, send your dispenser to your local supplier for service.
Please give full details of the fault and liquids dispensed. Clean the dispenser accord-
ing to the normal procedure before despatching it back.
Possible causes
Sticking valves
Intake or discharge tube not
fi rmly connected
Wrong or damaged intake or
discharge tube
Formation of crystals
Valves are leaking
Pressure compensation chan-
nel is blocked.
Dispensing too fast
Action to be taken
Clean the dispenser
(see chapter 7)
Push on intake or discharge
tube more fi rmly. Screw on
securing nut more fi rmly.
Use only original parts
Clean the dispenser
(see chapter 7)
Clean the dispenser
(see chapter 7)
Check the pressure compen-
sation channel and clean it if
necessary.
Observe dispensing speed.
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