TM 5-3895-373-20
A.
BLEED ENGINE FUEL SYSTEM - Continued.
WARNING
Fuel is very flammable and can
explode easily. To avoid serious
injury or death:
Always wear safety glasses/goggles
at all times.
Keep fuel away from open flame or
any spark (ignition source).
Keep at least a B-C fire extinguisher
within easy reach when working with
fuel or on a fuel system.
Do not work on fuel system when
engine is hot; fuel can be ignited by a
hot engine.
Post signs that read "NO SMOKING
WITHIN 50 FEET" when working with
open fuel lines or fuel tanks.
3.
LOOSEN VENT SCREW (4) WHILE HOLDING
FLOW
RESTRICTOR
(5)
WITH
BACKUP
WRENCH. WITH THE HELP OF A SECOND
PERSON, OPERATE THE PRIMING LEVER (3)
ON FUEL LIFT PUMP WHILE OBSERVING
FUEL FLOW AT VENT SCREW. WHEN FUEL
FLOW CONTAINS NO AIR, TIGHTEN VENT
SCREW AND STOP OPERATING PRIMING
LEVER.
4.
LOOSEN VENT SCREW (6) WHILE HOLDING
FLOW
RESTRICTOR
(7)
WITH
BACKUP
WRENCH. WITH THE HELP OF A SECOND
PERSON, OPERATE THE PRIMING LEVER (3)
ON FUEL LIFT PUMP WHILE OBSERVING
FUEL FLOW AT VENT SCREW. WHEN FUEL
FLOW CONTAINS NO AIR, TIGHTEN VENT
SCREW AND STOP OPERATING PRIMING
LEVER.
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