TM 9--2350--292--20--10105 00--2SPADE LOCK FAILS TO RELEASE -- CONTINUED0105 00C1. Install 0--4000 psi testing gauge assembly with1/4--inch tee between spade lock hose andquick--disconnect.2. Start main engine, energize hydraulics systemand set engine speed to 1800 rpm(TM 9--2350--292--10).3. Place spade control lever in raise position andpress isolator valve button. Record gaugereading.4. Shut down hydraulics and main engine.Does pressure gauge read 2000--2300 psi?CONTINUEDFROMSTEPBnoyesGo to Step E.CONTINUED ON NEXT PAGEDAre plunger, collar, and hardware free of restrictions,damage, and missing parts.Inspect the spade release plunger, collar, and hard-ware for restrictions, damage, or missing parts.yesnoRemove restrictions. Ifrestrictions cannot beremoved or if parts aredamaged or missing,replace (WP 0521 00).Verify fault is corrected.Replace spade lockcylinder (WP 0521 00).Verify fault is corrected.Are hoses free of leaks, restrictions, and damage?Inspect both hoses from spade lock quick--discon-nect to isolator valve to check valve to spade direc-tional control valve on hydraulic control valve man-ifold assembly for leaks, restrictions, and damage.ECONTINUED FROM STEP C AND IFORWARDWARNINGCONTINUED FROMSTEP I
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