Replacement of A-F Terminal Board Assembly

TM 5-6350-262-14/5

NAVELEX 0967-LP-466-9052

TO 31S9-4-38-1 Chg 2

(2) install control unit interconnecting wires and

(3)

Secure wires to lamp housing using lacing

jumper wires. (fig. 'FO-2).

cord.

(3) Install external J-SIIDS or Data Transmitter T-

(4)

Install lens and lamp bulb (para 7-9b ).

1257( )/FSS-9(V) wiring); as applicable.

7-18. Replacement of A-F Terminal Board Assembly

7-20. Replacement of Connector PI.

a. Removal.

(1) Place POWER switch TO OFF.

(2) Remove Data Transmitter 'F-1257 )/FSS-9(V)

if applicable.

(1) Place POWER switch to OFF.

(3) Tag all wiring at A-F terminal board assembly

(2) Completely remove the connector retaining

(38, fig. C-1) as required for identification prior to removal.

screw from each of the two locking devices (20, fig. C-1).

(fig. FO-2.)

(3) Disconnect, connector plug P1 from status

(4) Disconnect all external J-SIIDS wires and

processor connector receptacle J12.

control unit interconnecting and jumper wires.

(4) Remove the two locking devices.

(5) Remove three screws (35, fig. C-1), three lock

(5) Loosen two wire bundle clamp retaining

washers (38), and one flat washer (37).

screws on junction shell (21) and separate junction shell and

(6) Remove A-F terminal board assembly (38).

connector plug (19).

(7) Remove buss bar between terminals 5 and 6

(6) Cut and remove wire bundle ties is required

on each of the terminal boards. Retain buss bars for reuse.

near connector plug P1 to expedite removal and installation of

wires.

(7) Slide solder junction protective tubing down

b. Installation.

wires to prevent loss.

(8) Tag all wiring at connector plug P'1 as

(1) Install buss bar between terminals 5 and 6 on

required for identification prior to removal.

each of the terminal boards.

(9) Unsolder and remove interconnecting wires.

(2) Install A-F terminal board assembly (38, fig.

(10) Remove junction shell (21) only if it, is to be

C-1) using three screws (35) and three lock washers (37).

replaced.

Install cable clamp under flat washer (37) at top right-hand

corner.

(3) Install all control unit interconnecting wires

b. Installation.

and jumper wires (fig. FO-2) and the external J-SIIDS wires.

(4) Install Data Transmitter T-1257( )/FSS9(V) if

(1) Remove excess solder and straighten each

applicable.

wire end prior to installing connector plug.

(2) Cut and insert a small length of solder into

7-19. Replacement of S Terminal Board Assembly

each connector plug (19, fig. C-1) wire terminal pin which will

a. Removal.

be used during installation. (fig. FO-2.)

(3) If applicable install junction shell (21), fig. C-

1) over wire bundle.

(1) Set POWER switch to OFF.

(4) Starting at the center row of wire terminal

(2) Disconnect external J-SIIDS or Data

pins, solder each wire to connector plug P1. (fig. FO-2). After

Transmitter T-1257( )/FSS-9(V) wiring as applicable.

soldering all wires in the center row, slide protective tubing

(3) Tag all wiring at S terminal board assembly

down over solder connection prior to starting on the two outer

(41, fig. C-1) as required for identification prior to removal.

rows of terminal pins.

(fig. FO-2.)

(5) Slide protective tubing down over solder

(4) Disconnect interconnecting wires and jumper

connection on the two outer rows of terminal pins.

wires from terminal board.

(6) Hold junction shell and connector plug

(5) Remove two screws (39, fig. C-l), two lock

together and install two locking devices (20) to secure the

washers (40), and S terminal board assembly (41).

components together.

CAUTION

b. Installation.

Exercise care when tightening wire

(1) Install S terminal board assembly (41, fig. C-

bundle clamp to avoid pinching wires.

1) using two screws (39), and two lock washers (40).

(7) Tighten wire bundle clamp screws on junction

shell.

Change 2

7-9