6 Using the product
33
The
First steps
chapter must have been read.
CAUTION
Preventing measurement errors
> Do not place or operate the measurement system on heat
sources, e.g. boilers.
Tightness test
For an official measurement, the tightness of the measurement
system must be checked prior to every measurement.
The locking lever for fixing the testo 330 in place must be
closed.
Call up function:
>
[ ]
→
Measurement options
→
[OK]
→
Particle
→
[OK]
→
[Options]
→
Tightness test
→
[OK]
.
1. Take the cover caps for the condensate trap and for the
particulate matter probe out of the enclosed plastic bag.
2.
Place cover cap (1) on the fresh air inlet of the condensate
container.
3.
Place cover cap (2) on the probe shaft of the particulate matter
probe.
-
The tightness of the crude gas and measurement gas path is
indicated by a traffic light.
- If leaks in the crude gas path and/or the measurement gas path
were exposed during the tightness test, see
Questions and
answers, page
75
.
