Farr HD8625 - Page 74

3.32
hD8625 8-
5
/
8
” 35K Tong
Technical Manual
MainTenance
20.
Performafullfunctionaltestoftheequipmentincluding,ifapplicable,backupcomponentsandfloatframecomponents.Report
andcorrectanyhydraulicleaksfromthehydraulicvalvebank,orfromanyhydrauliccylindersthatareused.
21.
Ifusingaframe-mountedtongandbackupsystem,raisethetongoffthebeamsthatitisrestingupon.Removethebeams
andprotectivecloths-inspectthepaintontopofthebackupandthebottomofthetongtoensureithasnotbeendamaged
bythebeam.
22.
Testsafetydoorfeature(ifequipped).Openthetongdoor(s),andattempttorotatethecageplateatlowspeed(lowgear)in
bothdirections(makeupandbreakout).Ifcageplatebeginsrotating,thesafetydoormechanismisnotfunctional,andthetong
mustberemovedfromserviceuntilthesafetydoormechanismcanberepaired.Ifthesafetydoorisoperatingcorrectly,cage
platerotationwillnotbeinhibitedoncethedoorisclosedandlatched.
NEVER OPERATE YOUR EQUIPMENT WITH A BYPASSED OR MALFUNCTIONING SAFETY DOOR
23.
Whilerotatingthecageplate,ensurethatthejawsproperlycam.Ifthejawsdonotcamproperly,thebrakebandsneedtobe
tightened.IncrementallyadjustboththetopandbottombrakebandsEQUALLYuntilpropercamactionisachieved.
24.
Whenallofthepreviousstepsarecompleted,youmayreturnyourre-commissionedequipmenttoservice.