inoLab pH/ION 735
Maintenance, cleaning, disposal
75
5.1.2
Exchanging the roll of paper
Note
Use original WTW rolls of paper only. You will find information on this
in the WTW catalog L
ABORATORY
AND
F
IELD
I
NFORMATION
or via the In-
ternet.
You can also use HQ thermo paper that is at least 10 years readible.
5.2
Cleaning
Occasionally wipe the outside of the meter with a damp, lint-free cloth.
Disinfect the housing with isopropanol as required.
Warning
The housing components are made out of synthetic materials
(polyurethane, ABS and PMMA). Thus, avoid contact with acetone
and similar detergents that contain solvents. Remove any splash-
es immediately.
1
Switch off the printer (Print LED lights up red).
2
Open the printer cover (1).
3
Remove the empty roll of paper (2).
4
Insert a new roll of paper:
Fold the beginning of the roll inwards and feed it into the printer
(3) from below.
Press the Print key
f
(paper feed).
5
Close the printer lid (1).
1
2
3
