TM 9-2815-225-34&P 3-55.  FUEL INJECTOR TESTING; TEST NO. 3 (Contd) LOCATION/ITEM ACTION REMARKS a.  Setting Up Test Stand (Contd) 22. Fuel inlet connector (30) Remove from adapter (28). 23. Hydraulic valve (20) Open. 24. Air valve (21) Close. 25. Master injector (31) Remove. 26. Test stand link (29) Slide off plunger link (35). 27. Adapter (28) a.  Remove test stand fuel inlet connector (30). b.  Remove adapter (28) from master injector (31). 3-368