TM 9-2330-356-14
Table 4-9. Unit Troubleshooting (Con`t).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
FUELING OPERATIONS (Con't)
32. FUEL DOES NOT FLOW DURING ANY FILTERED OPERATION (M969, M969A1, M970, and M970A1)
(Con't).
Check filter/separator gage registers 25 psi or more, the fuses are
Step 2.
clogged.
Check for plugged nozzle screen.
Step 3.
33. FUEL DOES NOT FLOW DURING OVERWING FUELING OPERATION (M970 and M970A1).
Complete steps 1 and 2 under Malfunction 32, FUEL DOES NOT FLOW DURING ANY FILTERED
Step 1.
FUELING OPERATION.
Step 2.
a. If deadman control cannot be deactivated, check deadman control hoses for kinks.
Straighten kinks. Check deadman hoses for breaks. Check connections for leaks.
Replace damaged hoses and tighten loose connections (para 4-92).
b. If deadman control checks out, inspect and test deadman release plunger circuit
(para 4-95). Replace any faulty component and tighten any loose connections.
34. FUEL DOES NOT FLOW DURING ANY UNDERWING FUELING OPERATION (M970 and M970A1).
Complete steps 1 and 2 under Malfunction 32, FUEL DOES NOT FLOW DURING ANY FILTERED
Step 1.
FUELING OPERATION (M969, M969A1, M970, and M970A1).
Step 2.
a. Check deadman control hoses for kinks. Straighten kinks.
b. Check deadman hoses for leaks or loose connections. Replace hoses and tighten loose
c. If handle control is faulty, replace the control.
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