Instructions For Use; Troubleshooting; General Maintenance; Cleaning - VWR Powerpette Pro Instruction Manual

Instructions for Use

PIPETTING
To aspirate
1. Carefully hold the pipette and insert it securely into the ASA
nosecone (10) and silicone holder (9).
2. Select mode of operation–High, Low, for blow-out pipettes.
'G' for 'to deliver' (3).
3. Depress upper aspirate trigger (1) (The harder the pipetting
triggers are pressed the faster the aspiration).
WARNING!
Please ensure that no liquid enters the instrument. The
Powerpette Pro should never be used without the filter (8).
The filter also prevents liquid from entering the instrument.
Where liquid has entered please clean and/or replace filter.

Troubleshooting

The Powerpette Pro is virtually service-free. If the
recommendations below do not resolve the problem,
please contact your authorized dealer.
Problem Possible Cause
Unit does not work Not enough charge
Filter (8) blocked, dirty or
damaged
Suction capacity slow Batteries low
Pipette not securely positioned
in silicone pipette holder (9)
Pipette holder (9) or
pipette damaged
Pipette drips PCB/manifold assembly worn
Note
Only use genuine manufacturer's recommended filters
and accessories.
To dispense
1. In BLOW-OUT mode, (mode switch on high or low) depress
2. If 'G' gravity mode is chosen, the upper aspirate trigger
Note
When the meniscus level has been reached liquid should
not drip out of the pipette. If the pipette does drip, check
that the adaptor assembly (7) and filter (8) are correctly
assembled and the pipette is properly located into the silicone
pipette holder (9).

General Maintenance

Cleaning

Before cleaning disconnect from the mains charger. Do not
clean the mains charger.
The Powerpette Pro can be cleaned with most common
Remedy
Discharge and recharge for laboratory disinfectants. The silicone pipette holder (9) can
16 hours
be autoclaved.
Clean or replace membrane
filter (8)
To remove the nosecone (1 O) and silicone pipette holder (9)
Recharge
turn the nosecone (1 O) anti-clockwise. When the nosecone is
removed the silicone pipette (9) holder can also be disengaged
Re-attach
from the filter (8) by gently turning.
Replace
Replace as required

Replacing the Filter

The hydrophobic filter (8) will require occasional replacement,
particularly when wetted by the liquid and whenever the suction
capacity is slowing.
the lower trigger (2) (The harder the pipetting triggers are
pressed, the faster the dispense).
automatically operates at low speed while the lower trigger
opens the pipette to atmosphere, allowing liquid to run out.
POWERPETTE PRO
Instruction manual | vwr.com 7