TM 9-2320-209-34-2-3 FRAME 10 NOTE Fuel flow test and adjustment should be done even on new fuel control valve. Fuel control valve must be set for use with different fuels. A stopwatch or watch with a second hand is needed for this test. 1. Hold fuel outlet (1) of fuel control valve (2) over overflow container (3). 2. Make sure HI-LO switch (4) is in LO position. Flip control switch (5) to RUN position. Fuel pump should be pumping. 3. Flip HI-LO switch (4) to HI. Let fuel flow into overflow container (3) for a few seconds. 4. Let fuel flow into graduate (6) for exactly one minute. Flip HI-LO switch (4) to LO position. Flip control switch (5) to OFF position. 5. Place graduate (6) on a level surface. Read level of fuel (7) as shown. Level of fuel should be within limits given in table for type of fuel used. Fuel Type Diesel Fuel Combat DFA DF1 DF2 Gasoline Flow Rate 14 to 18 14 to 18 15 to 19 15 to 19 (cc/min) IF FUEL FLOW IS WITHIN GIVEN LIMITS, GO TO FRAME 11. IF FUEL FLOW IS NOT WITHIN GIVEN LIMITS, GET NEW FUEL CONTROL VALVE. END OF TASK 21-88