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 100 of 148

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TB 9-2320-280-35-13

23-8.

Locate, mark, and drill one 0.225-in. hole (22) in inboard corner on rear inside lip of left rear seat

back support (19).

23-9.

Locate, mark, and drill two 0.147-in. holes (24) in front face of left rear wheelhouse (17).

23-10.

Route cables (16), (1), and (4) along rear perimeter of left rear seat back support (19), up front face

of left rear wheelhouse (17), and under antenna base (30).

23-11.

Secure cables (16), (1), and (4) to left rear wheelhouse (17) with screw (23), lockwasher (21), nut

(20), two self-tapping screws (18), two existing screws (14), and five loop clamps (15).

23-12.

Route cables (1) and (4) to EPLRS mount (32)

23-13.

Secure antenna cable (16) to antenna base (30) with existing loop clamps (29), screws (25),

washers (26), lockwashers (27), and nuts (28).

23-14.

Connect antenna cable (16) to antenna (31).

23-15.

Take all slack out of cable and store under EPLRS mount assembly.

23-16.

Tighten all screws and nuts on all clamps.

23-17.

Secure right-side tunnel insulation. (Refer to TM 9-2320-280-20.)