5
LO BATT
Low battery displays
Always keep a replacement set of new batteries available.
Preparing the Instrument
Attach hoses to the pressure ports at the top of the instrument. Do
not
exceed maximum pressure.
Attaching the Optional Pitot-Static Probe
To attach the probe for measuring air velocity:
• Remove the Pitot-static probe and rubber tubing from their
carrying case.
• Remove the protective caps from the probe and save them for
restoring the probe later.
• Attach one section of flexible tubing to the probe’s static pressure
port and another to the probe’s total pressure port.
Pitot-static probe
