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 157 of 1616

TM 9-2320-440-13&P

0020-3

0020

GROUND ROD DRIVER DOES NOT OPERATE (CONTINUED)

THAAD0656

WARNING

Remove rings, wristwatches, neck chains, and any other jewelry before working

around vehicle.

Jewelry can catch on equipment and cause serious injury.

Jewelry

and tools may short across electrical circuits and cause damage to equipment or

severe burns or electrical shock to personnel.

Step 4.

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

control valve harness connector HV1-B2. Turn engine start switch ON

(

Position LHS cab control mode switch to MRP position

(WP 0011). Check for 22 to 28 vdc between wire 1970 at connector HV1-B2, terminal 2

and known good ground.

If 22 to 28 vdc are not present, go to Step 7.

Step 5.

Turn engine start switch off (

Check for continuity across wire 1435

from THAAD control valve harness connector HV1-B2, 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)

.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

TM 9-2320-347-10)

TM 9-2320-347-10)