TM-9-2330-356-14

SEMITRAILER, TANK: 5000 GALLON, BULK HAUL, SELF LOAD/UNLOAD M967 AND M967A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, AUTOMOTIVE M969 AND M969A1; SEMITRAILER, TANK: 5000 GALLON, FUEL DISPENSING, UNDER/OVERWING AIRCRAFT M970 AND M970A1

TECHNICAL MANUAL; OPERATOR’S, UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1990

TM-9-2330-356-14 - Page 129 of 528

TM 9-2330-356-14

Table 3-2. Operator/Crew Troubleshooting (Con‘t).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

FUELING OPERATIONS (Con’t)

16. FUEL DOES NOT FLOW DURING ANY NONFILTERED FUELING OPERATION (Con’t).

Step 3.

Check for clogged screen in nozzle (paras 3-14,3-15, and 3-16).

Clean or replace screen.

17. FUEL DOES NOT FLOW DURING ANY FILTERED FUELING OPERATION (M969, M969A1, M970, and

M970A1).

Step 1.

Step 2.

Step 3.

Step 4.

Step 5.

Step 6.

Check if emergency valve is open.

Open valve by operating emergency valve control A. If control does not function, notify unit

maintenance.

Check that proper valves are open.

Refer to Flow Diagram pertaining to fueling operation being performed.

Check if there is too much water in filter/separator.

Drain filter/separator sump (para 2-13d).

Check reading of filter/separator gage.

A reading above 25 psi indicates fuse replacement is necessary. Notify unit maintenance.

Check for improperly connected nozzle or faulty nozzle.

a.

If improperly connected, connect nozzle properly.

b.

If faulty, notify unit maintenance.

Check for clogged screen in nozzle (paras 3-14 through 3-17).

Clean or replace screen.

18. FUEL DOES NOT FLOW DURING ANY OVERWING FUELING OPERATION (M970 and M970A1).

Step 1. Complete Steps 1 through 5 under Malfunction 17,

FUEL DOES NOT FLOW DUR/NG ANY F/LTERED

FUELING OPERAT/ON.

Step 2.

Check if deadman control is deactivated.

a.

If 2½-inch hose was used before

release it.

the 1½-inch hose, depress deadman control S and

b.

Depress and hold the deadman release plunger in the hose reel cabinet (fig. 2-15) for

5-10 seconds to deactivate the deadman system.

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