Genie TZ-50 Service Manual

Also see for TZ-50: Operator's manual Servise manual Operator's manual Operator's manual

Contents

Genie TZ-50 Service Manual Manual pdf 62 page image

4 - 6 Genie TZ-50 Part No. 824982September 2014Section 4 • Repair ProceduresJIB BOOM COMPONENTS25 Remove the pin retaining fasteners securing thejib mount pivot pin and the platform level slavecylinder rod end pivot pin.26 Place a wooden block between the primaryboom and the platform level slave cylinder.27 Using a soft metal drift, remove the platformlevel slave cylinder rod end pivot pin. Rest thecylinder on the block.Crushing hazard. The cylindercould fall if not properly supportedwhen the pivot pin is removed.28 Using a soft metal drift, remove the jib mountpivot pin. Remove the jib mount from themachine.Crushing hazard. The jib mountcould fall if not properly supportedwhen the pivot pin is removed.2-2Jib Boom Lift CylinderHow to Remove theJib Boom Lift CylinderNote: When removing a hose assembly or fitting,the O-ring (if equipped) on the fitting and/or thehose end must be replaced. All connections mustbe torqued to specification during installation. Referto Section 2,Hydraulic Hose and Fitting TorqueSpecifications.1 Raise the jib boom 4 to 5 feet / 1.2 to 1.5 m.2 Lower the jib boom until the platform mountrests on sawhorses or a work table of sufficientcapacity.3 Tag, disconnect and plug the hydraulic hoses tothe jib cylinder. Cap the fittings on the cylinder.Bodily injury hazard. Sprayinghydraulic oil can penetrate andburn skin. Loosen hydraulicconnections very slowly to allowthe oil pressure to dissipategradually. Do not allow oil to squirtor spray.4 Attach a lifting strap of suitable capacity from anoverhead crane to the platform mount. Supportthe mount. Do not apply any lifting pressure.5 Attach a lifting strap of suitable capacity from anoverhead crane to the jib boom. Support the jibboom. Do not apply any lifting pressure.