Install - TM-5-5420-279-230586

TM 5-5420-279-23

(10)

Remove relay KA2 (22).

(11)

KA8 (10) and KA7 (12). Note the position of and release the cables (9 and 11) connected

to relays KA8 (10) and KA7 (12).

(12)

Press to release the catch (8) and remove relays KA8 (10) and KA7 (12).

(13)

SR1 (13). Relay SR1 (13) is covered in unit maintenance procedure 5-099.

(14)

KM1 (18) and KM2 (14). Note the position of and release the cables (15 and 19) connected

to KM1 (18) and KM2 (14).

(15)

Remove the two mounting screws (16 and 17) securing KM1 (18) and KM2 (14) to the

interface enclosure (1).

(16)

Remove KM1 (18) and KM2 (14).

(17)

D1 (27). Note the position of and remove the cables (26) connected to diode D1 (27) by

removing the three securing screws and washers.

(18)

Remove the securing screws and washers (25) and remove D1 (27) from the interface

enclosure (1).

(19)

F1 (6). Note the position of and remove the cables (5) connected to diode F1 (6).

(20)

Remove the screws and washers (7).

(21)

Remove F1 (6).

Install

(1)

F1 (6). Fit diode F1 (6) to the interface enclosure (1) and secure in place with the securing

screws and washers (7).

(2)

Fit the cables (5) to the positions noted during removal.

(3)

D1 (27). Fit diode D1 (27) to the interface enclosure (1) and secure in place with the

securing screws and washers (25).

(4)

Fit the cables (26) to diode D1 (27) in the positions noted during removal with the three

screws and washers.

KM1 (18) and KM2 (14). Fit KM1 (18) and KM2 (14) to the interface enclosure (1) and

(5)

secure in place with the two screws and washers (16 and 17).

(6)

Fit the cables (15 and 19) to KM1 (18) and KM2 (14) in the positions noted during removal.

(7)

KA8 (10) and KA7 (12). Fit relays KA7 (12) and KA8 (10) to the interface enclosure (1),

ensure catch (8) engages with the rail.

(8)

Fit the cables (9 and 11) in the positions noted during removal.

KA2 (22). Fit KA2 (22) to the interface enclosure (1) and secure in place with two screws

(9)

and washers (21).

(10)

Fit the cables (20) to KA2 (22) in the positions noted during removal.

Plug-in relays. Fit relays KA1, KA3 and KA4 (24), KA5a, KA5b, KA6, KA10, KA11, and

(11)

KA12 (23) in the positions noted during removal.

(12)

Fit new cable ties to the operator's panel (4).

(13)

Fit the harnesses to the operator's panel (4) in the positions noted during removal.

(14)

Fit the twelve plugs in the positions marked during removal.

5-330