leak tightness of the pressure
system and possible deviations of
the pressure reading.
Remove at least one battery in
order to switch to calibration mode.
Hold down on the START/STOP but-
ton and then insert the battery.
Release the button and, after a few
moments, two zeros will appear
one above each other on the dis-
play.
Instructions on the measurement
function check will be supplied on
request to competent authorities or
authorised maintenance providers
by HARTMANN.
15.2 Contact information for
customer queries
AE – PAUL HARTMANN
Middle East FZE
Dubai
AU – PAUL HARTMANN Pty. Ltd.
P.O. Box 6427
Silverwater N.S.W. 2128
HK – PAUL HARTMANN
Asia-Pacific Ltd.
Hong Kong
ZA – HARTMANN South Africa
2194 Johannesburg
Date of revision of the text: 2009-12
55
English