TB-9-2320-280-35-13
TECHNICAL BULLETIN
INSTALLATION INSTRUCTIONS FOR SINGLE CHANNEL GROUND AND AIRBORNE RADIO SYSTEM (SINCGARS) AN/VRC-88F, AN/VRC-89F, AN/VRC-90F, AN/VRC-91F, AN/VRC-92F
OCTOBER 2006
CHANGE 1
TB-9-2320-280-35-13 - Page 60 of 148
5-32
TB 9-2320-280-35-13
Figure 5-49.
Figure 5-48.
13-10.
Attach ground strap (17) to antenna base (16) and position antenna base (16) on antenna mounting
bracket (5).
13-11.
Install terminal lug (18) on ground strap (17).
13-12.
Remove bottom capscrew (6) and lockwashers (2) from antenna mounting bracket (5). Secure
antenna ground strap (17) to right rear wheelhouse (3) and antenna mounting bracket (5) with
existing capscrew (6), three lockwashers (2), and nut (1).
13-13.
Secure antenna base (16) to antenna mounting bracket (5) with four capscrews (14) and
lockwashers (15).
NOTE
Ensure antenna adapter tilts fore and aft of vehicle after
tightening.
13-14.
Install antenna adapter (19) on antenna base by screwing on until tight.
13-15.
Secure with existing clamp (20).
1
2
15
3
14
5
16
17
6
~
2
18
2
19
20
16
2. LOCKWASHER – MS45904-72 – QTY. 1
14. CAPSCREW – B1821BH038F175N – QTY. 4
15. LOCKWASHER – MS45904-76 – QTY. 4
16. ANTENNA – 4245 – QTY. 1
18. TERMINAL LUG – MS20659-108 – QTY. 1
19. ANTENNA ADAPTER – RF-1980-AT001 – QTY. 1
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