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03-TM-0037 REV 13
Page 11 of 24
If vertical mounting is employed, the switch end
should be facing downwards to reduce the
accumulation of dirt, grease, and water on the
switch end. Rotate the beacon in the mount, so
that the markings and beacon replacement date
label can be read.
Figure 6. N30A21A Mounting Kit
and Beacon Overall Dimensions
F. Install a flat washer and nut on each end of the
retainer straps.
Figure 7. Method of Installing the
N30A21A Mounting Kit
Figure 8. Securing Beacon in
N30A21A Mounting Kit
2.7.3. INSTALLING BEACON INTO
N30A21A MOUNTING KIT.
A. Test the beacon as outlined in Section IV to
insure operation prior to installation.
B. Torque the four nuts to 25 to 30 inch-pounds.
Be sure that all four studs protrude approxi-
mately the same amount to insure that the strap
seats properly around the beacon.
C. Make sure that the beacon case and water
switch are free of grease film. If in doubt, wipe
clean with mild detergent.
CAUTION
ADDITIONAL UNAPPROVED STAMP OR
LABEL ON BEACON CASE WILL RE-
DUCE ACOUSTIC RADIATION.
D. Perform the Operational Test outlined in
Section IV.