Genie GS-2046 Service Manual
Also see for GS-2046: Operator's manualService and repair manualOperator's manualOperator's manualMaintenance manual
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Contents
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4 - 68 Genie GS-2046 and GS-2646 and GS-3246 Part No. 72972June 2003Section 4 • Repair ProceduresREV B6-5Valve Adjustments -Function ManifoldHow to Adjust theSystem Relief Valve(before serial number 36045)Be sure that the hydraulic oil levelis between the FULL and ADD markson the oil level indicator decal.1 Open the hydraulic power unit module tray andlocate the system relief valve on the functionmanifold (item AF).2 Place maximum rated load into the platform.Secure the load to the platform. Refer toSection 2,Specifications.3 Turn the key switch to ground control and pullout the Emergency Stop button to the onposition at both the ground and platformcontrols.4 Hold the system relief valve with a wrench andremove the cap (item AF).a system relief valveb function manifoldMANIFOLDS5 While activating the platform up function, adjustthe internal hex socket clockwise to increase liftcapacity or counterclockwise to decrease liftcapacity. Adjust the relief valve until theplatform just begins to raise.6 Fully lower the platform.7 Add an additional 100 pounds / 45.4 kg to theplatform. Secure the additional weight.8 Activate the platform up function.Result: The power unit should not be able to liftthe platform.Result: If the power unit lifts the platform, adjustthe internal hex socket counterclockwise untilthe platform will not raise.Tip-over hazard. Do not adjust therelief valve to allow the power unitto lift more than maximum ratedload.9 Install the relief valve cap.10 Remove the weight from the platform.11 Bleed the hydraulic system. Raise the platformto full height, and then lower it to the stowedposition through two complete cycles.Result: If the pump cavitates or platform fails toreach full height, add hydraulic oil until thepump is functioning correctly. Do not overfill thehydraulic reservoir.Component damage hazard. Donot continue to operate themachine if the hydraulic pump iscavitating. If the pump is stillcavitating, see 5-1,How to Testthe Hydraulic Pump.12 Re-test the system by performing steps 8through 11.800-610-4101ActionRental.com |
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