TM-9-2320-440-13-P

TERMINAL HIGH ALTITUDE AREA DEFENSE (THAAD) CARRIER

TECHNICAL MANUAL; OPERATOR’S AND FIELD LEVEL MAINTENANCE MANUAL (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

AUGUST 2010

TM-9-2320-440-13-P - Page 326 of 1616

TM 9-2320-440-13&P

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MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

MAIN FRAME DOES NOT UNLOAD IN MANUAL MODE

THAAD0702

Step 1.

Remove LHS main valve assembly box cover (WP 0145). Disconnect THAAD control

valve main frame up harness connector HV3-B1. Turn start engine switch to ON

position (engine OFF) (

Position LHS cab control mode select

switch to MAN MAIN FRAME position (WP 0012). Soldier A checks for 22 to 28 vdc at

connector HV3-B1, terminal 2, and a known good ground, while Soldier B holds joystick

in UNLOAD position.

If 22 to 28 vdc are not present, go to Step 6.

Step 2.

Turn engine start switch OFF (

Check for continuity across THAAD

control valve harness wire 1435 from connector HV3-B1, terminal 1 to a known good

ground.

If there is no continuity, repair wire 1435 (TM 9-2320-325-14&P) or replace

THAAD control valve harness (WP 0088).

TM 9-2320-347-10)

TM 9-2320-347-10)