7-PIN ELECTRICAL CONNECTOR REPLACEMENT

TM 9-2320-360-20-2

7-60. 7-PIN ELECTRICAL CONNECTOR REPLACEMENT

This task covers:

a. Removal

c. Follow-On Maintenance

b. Installation

INITIAL SETUP

Equipment Conditions

Materials/Parts

Batteries disconnected (para 7-61).

Adhesive-Sealant, Silicone (Item 3, Appendix C)

Compound, Corrosion Preventati ve (Item 14.1,

Tools and Special Tools

Tool Kit, Genl Mech (Item 54, Appendix F)

Tags, Identification (Item 32, Appendix C)

Tool Kit, Electrical Repair (Item 53, Appendix F)

Locknuts (4) (Item 72, Appendix G)

Locknuts (2) (Item 68, Appendix G)

NOTE

The HET Tractor has three 7-pin electrical connectors. One is located at front,

one at fifth wheel work platform, and one at rear of HET Tractor. All three

electrical connectors are replaced the same way. Front connector is shown.

Front connector has four wires.

Fifth wheel and rear connectors have six

wires.

There are two types of 7-pin connectors. Model B replaced Model A.

Model A has a rubber boot covering the back.

Model B uses rubber push on connectors on the back.

Do steps (1) thru (4) for model A connector.

Do steps (5) and (6) for model B connector.

a. Removal

(1) Separate rubber collar (1) from electrical

connector (2).

NOTE

Tag and

mark all wires

before

removal.

(2) Remove two locknuts (3) and screws (4)

from electrical connector (2).

Discard

locknuts.

(3) Separate electrical connector (2) from

mounting bracket (5).

(4) Loosen screws (6) and remove wires (7)

from electrical connector (2).

7-180 Change 2