Care And Maintenance; Cleaning The Measuring Instrument; Replacing Measuring Cells - TESTO 330-1 Instruction Manual

I. Care and maintenance
48
I.1 Cleaning the measuring instrument
I.

Care and maintenance

This chapter describes the steps and action required in order to keep the product func-
tioning properly.
See also Regular care , p. 19.
I.1

Cleaning the measuring instrument

If the housing of the instrument is dirty, clean it with a damp cloth. Do not use any
aggressive cleaning agents or solvents! Weak household cleaning agents and soap
water may be used.
I.2

Replacing measuring cells

A slot bridge (0192 1552) must be inserted in slots which do not have a measuring cell.
Used measuring cells must be disposed of as special waste!
The instrument must be switched off.
1 Place the measuring instrument on its front.
2 Remove the service cover: Take hold of it at the markings (arrows) using the index fin-
ger and thumb, press slightly, fold up and remove.
3 Pull hose connections from the fault measuring cell / bridge.
4 Remove the faulty measuring cell / bridge from the slot.
Placeholder:
Zellenwechsel.tif
Remove short-circuit brackets / additional boards
from the new measuring cells just prior to insertion.
Do not leave measuring cells for longer than 15
minutes without short-circuit brackets / additional
boards.
CO measuring cell for testo 330-1 / testo 330-1 LL:
Remove the shorting jumper
CO measuring cell for testo 330-2, -3 / testo 330-2LL:
Remove the shorting jumper
NO / NO measuring cell:
low
Remove the auxiliary circuit board
.
.
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