Helicopter Rotor Balancing
Vibrex 2000 and Vibrex 2000 Plus User Guide 107
If the user is tracking more than two blades, apply a retro-reflective
target to each blade so the targets’ alignments are distinctly different.
For an illustration, see the diagram below.
NOTE: A Velocimeter is not required for tail rotor track operations.
3. Place the Vibrex unit at the root of the tail boom. See the illustration
below.
4. Plug the Strobex into the tracking cable and the tracking cable into
the serial port on the connector subpanel.
RETRO TARGET ALONG CHORD LINE
TRACKING TARGETS
RETRO TARGET ACROSS CHORD LINE
TAIL ROTOR BLADE TIPS
TAIL ROTOR
X
PLACE VIBREX UNIT
(WITH STROBEX)
HERE
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