TB-9-2320-387-35-4
SINGLE CHANNEL GROUND AND AIRBORNE RADIO SYSTEM (SINCGARS) AN/VRC-88F, AN/VRC-89F, AN/VRC-90F, AN/VRC-91F, AN/VRC-92F
TECHNICAL BULLETIN; INSTALLATION INSTRUCTIONS
OCTOBER 2006
TB-9-2320-387-35-4 - Page 42 of 109
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TB 9-2320-387-35-4
Figure 5-34.
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Section IX. HF 150 WATT RADIO ANTENNA BRACKET AND ANTENNA INSTALLATION
NOTE
Do not tighten screws at this time.
9-1.
Attach antenna mounting bracket (5) to rear wall of right rear wheelhouse (3) with three capscrews
(6), six lockwashers (2), three aluminum spacers (4), and nuts (1).
9-2.
Temporarily install support bar (7) on antenna mounting bracket (5).
9-3.
Using support bar (7) as template, locate and mark two hole locations (8). Remove support bar (7).
9-4.
Drill two 0.281-in. diameter holes (8) in right rear wheelhouse (3).
NOTE
Do not tighten bolts at this time.
9-5.
Attach support bar (7) to antenna mounting bracket (5) with two capscrews (13), lockwashers (10),
and washers (11).
NOTE
Do not tighten capscrews at this time.
9-6.
Attach support bar (7) to right rear wheelhouse (3) with two capscrews (12), washers (11),
spacers (4), lockwashers (10), and nuts (9).
9-7.
Tighten top two capscrews (6) securing antenna mounting bracket (5) to right rear wheelhouse (3).
9-8.
Tighten two capscrews (13) securing support bar (7) to antenna mounting bracket (5).
9-9.
Tighten two capscrews (12) securing support bar (7) to right rear wheelhouse (3).
1. NUT – 9418892 – QTY. 3
2. LOCKWASHER – MS45904-72 – QTY. 6
4. SPACER – 10181-5214-01 – QTY. 3
5. MOUNTING BRACKET, ANTENNA BASE – RF292 – QTY. 1
6. CAPSCREW – B1821BH031F125N – QTY. 3
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