Part No. 48339 Genie GS-2046 & Genie GS-2646 & Genie GS-3246 5 - 9Service Manual - First Edition Section 5 - Troubleshooting Flow ChartsAll FunctionsWill Not OperateIf the Error Indicatorlight is on at theplatform controls,please refer to thespecific chart thatrelates to the error codethat is displayed on theECM.Be sure the circuitbreaker and fuse arenot tripped or blown.Be sure the batteriesare properly connected.Be sure the batteriesare fully charged.Be sure bothEmergency Stopbuttons are pulled out tothe ON position.Chart 10VCharge batteries ORcheck battery conditionand replace badbatteries OR check forshort circuits OR checkbattery cables OR checkfor open in negativebattery cable frombatteries to ground pointon module tray.24V or moreReplace 275A fuse F1.Continued on the nextpage.24VCheck voltage on inputside of 275A fuse F2inside battery moduletray.Check voltage on outputside of 275A fuse F1inside the batterymodule tray.less than24VModels before serialnumber 6901: Checkthe voltage on the inputside of the motorcontactor K1.Models after serialnumber 6900: Checkthe voltage at the B+terminal on the motorcontroller.0VModels before serialnumber 6901: Repairopen in 24V supplycable from 275A fuse F1to the Anderson plugOR repair open in 24Vsupply cable fromAnderson plug to motorcontactor K1.Models after serialnumber 6900: Repairopen in 24V supplycable from 275A fuse F1to Anderson plug ORrepair open in 24Vsupply cable fromAnderson plug to the B+terminal on the motorcontroller.Check continuity from B-terminal on curtis motorcontroller to the negativebattery cable at theAnderson plug.nocontinuityfullcontinuityRepair open in negativebattery cable from B-terminal on curtis motorcontroller to Andersonplug.Turn keyswitch to theground control andvisually inspect thediagnostic display on theECM. Is the displayblank or does it displaya fault code?displaysa faultcodedisplay is blankRefer to the fault codechart to find what chartis associated with yourfault code OR consultGenie Industries servicedepartment.24V
