FUEL BOOST PUMP SYSTEM OPERATIONAL CHECK (Continued)

TM-55-1520-240-T-3 CH-47D Heilcopter Manual
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TM 55-1520-240-T 10-2.3 FUEL BOOST PUMP SYSTEM OPERATIONAL CHECK (Continued) 10-2.3 TASK RESULT 19. 20. 21. 22. 23. 24. 25. 26. 27. Set LEFT SIDE AFT AUX FUEL PUMP switch (25) to ON. Sot LEFT SIDE AFT AUX FUEL PUMP switch (25) to OFF. Sot LEFT SIDE FWD AUX FUEL PUMP switch (26) to ON. Set LEFT SIDE FWD AUX FUEL PUMP switch (26) to OFF. Set RIGHT SIDE AFT AUX FUEL PUMP switch (27) to ON. Set RIGHT SIDE AFT AUX FUEL PUMP switch (27) to OFF. Set RIGHT SIDE FWD AUX FUEL PUMP switch (28) to ON. Set RIGHT SIDE FWD AUX FUEL PUMP switch (28) to OFF. Have pilot shut dcwn engines. AUX PRESS light (17) shall stay out. If it is on, go to task 10-2.26. AUX PRESS light (17) shall stay out. If it is on, go to task 10-2.27. AUX PRESS light (18) shall stay out. If it is on, go to task 10-2.28. AUX PRESS light (18) shall stay out. If it is on, go to task 10-2.29. CHECK AUX TANK FUEL PUMP SHUTOFF (NO FUEL) 28. 29. 30. Check that fuel level in main tank is low enough If too much fuel is in main tank, remove quantity re- to accept transfer of fuel from associated auxil- quired. Refer to TM 55-1520-240-23. iary tanks. (Deleted.) (Deleted.) 10-44 Change 3 GO TO NEXT PAGE

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