ECU VALVE REMOVAL - TM-9-2330-331-14-P0211

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Figure 1. ECU Valve

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TM-9-2330-331-14-P Semitrailer Flatbed: Break Bulk/Container Transporter 34 Ton M872A4 (NSN 2330-01-497-0706) (LIN S70159) Manual

ABS BRAKE SENSOR AND POWER CONNECTION REPLACEMENT

TM 9-2330-313-14&P

0039 00

ECU VALVE REPLACEMENT - Continued

ECU VALVE REMOVAL

1. Open drain valves on reservoirs and allow air to escape.

2. Tag and disconnect sensor cables (7) from ECU valve (10).

3. Disconnect electrical cable (9) from ECU valve (10).

4. Remove hoses (5), plug (4), and fittings (6 and 8) from ECU valve (10).

5. Remove two locknuts (1), washers (2), and bolts (3) from ECU valve (10). Discard locknuts.

ECU VALVE INSTALLATION

1. Apply sealing compound (sealant, silicone) to threads of plug (4), and fittings (6 and 8). DO NOT

use Teflon tape.

2. Install plug (4), and fittings (6 and 8) to ECU valve (10).

3. Install ECU valve (10) on frame with two bolts (3), washers (2), and new locknuts (1).

4. Install hoses (5) to ECU valve (10).

5. Connect electrical cable (9) to the ECU valve (10).

6. Connect all sensor cables (7) to the ECU valve (10).

7. Ensure drain valve on air reservoir is closed.

FOLLOW-ON TASKS

Connect semitrailer to prime mover.

Check for air leaks. (WP 0044 00)

Raise landing legs.

Remove/store chocks and ground boards.

Verify proper/safe operation.

END OF WORK PACKAGE

END

0035

0039 00-3/4 Blank