Turning On And Pre-Operational Checks - MSA ORION Manual

16
b) Check if you can undo the connection with finger pressure. If you can't, the
connection is okay. Go to step (d).
Connector
cover
c) If the connection is loose, screw the female connector on the probe handle to the
male connector until firmly bedded.
You'll feel some resistance as the female connector contains an O-ring.
d) Replace the connector cover.
3.3.2

Turning on and pre-operational checks

Turn on the Orion by pressing On/Off/Page.
The following steps must be performed before operations:
a) Assemble the wand and check all connections.
b) Zero the Orion.
c) Conduct a challenge test to confirm calibration.
d) If the challenge test fails, conduct a field calibration.
e) Clear peak readings.
f) Clear TWA and STEL.
g) Test the pump.
D.I. Recommended Practice
FILE: W:\NB\RP HMRU\Orion\Frame Ver 02\Orion.fm
Figure 8 Wand connection to hose
Connection
to Orion
CAUTION
Do not over tighten as you can damage the O-ring or strip the thread.
Figure 9 The sampling wand, correctly assembled
Four-Head Gas Detector: MSA Orion
Check this
connection!
Male Female
connector connector
Version 02 Issued February 2011
© Copyright State of NSW (Fire and Rescue NSW) 2011
Probe