1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 463Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 463

HYDRAULIC VALVE LIFTERS H draulic valve li fte rs require lit tle atte tionLifte rs are eX lreme ly imp le in de jan read
lly caused by bra sive piece of irt or metal we ".e be tw ee lu nge nd li ft body2Ioderate rappin noiseProbable causes areaExce
ss ive high eakd ow rat eb Lea ky hec valve sea cImpro pe adj us tmen t3General noi througho val trainThis willin mOSl cas
be de finite ind ica ti on ins Hi ie nl il pp ly or impro per tm t4Interm itten clicki ng Pr ba ble ca uses are;miscro cop
ie piec of dirt momentarily ught between ball eat and heck alve ballbIn ra reball it lf ma be out-oE-ro un or have fl spo
tcImpr oper adius tme t LifteBody Ch ck Ba ll Re in Push Ro Seat Re ai ner Pl un ger Ch ck Ball Spring Plu ger Spri ng Pu
Rod Seo Me tering Va lveifler A) Ine rt ia Va lvLifter B) he ck Bal l8 In most ca eswhere noise xis ts in on or more lifterll
li fter un it sho ld be removeas em ledclea ned in solve ntreassem led and re insta in engine If dirt, corrosionca rbonetci
ho wn to exist in one uni ti more likely exist in all the uni tshu it would onIr ma tte of lime before 11 ifter ca used troubleREMOVAL