7 - 10 Genie Z-45/25 & Genie Z-45/25J Part No. 52709First Edition • Second PrintingSection 7 • Repair Procedures14 Drive the machine for 40 feet (12 m) andrecord the elapsed time. Repeat this step inthe opposite drive direction.15 Adjust the "B" potentiometer to obtain thecorrect raised drive speed (see specificationsbelow). Turn the "B" potentiometercounterclockwise to decrease voltage orclockwise to increase voltage.16 Close the platform control box lid and installthe fasteners.Drive speed specificationsStowed position drive speed: distance: 40 ft/12.2 mAll models 40 ft/5.7 sec12.2 m/5.7 secDrive speed, boom 0.6 mphraised or extended, 1 km/hStandard Base Models 40 ft/45 sec12.2 m/45 secDrive speed, boom 0.36 mphraised or extended, 0.58 km/hNarrow Base Models 40 ft/79 sec12.2 m/79 sec1-3Foot SwitchHow to Test the Foot SwitchPerform this procedure with thekeyswitch in the OFF position.1 Remove the foot switch cover plate fastenersfrom the platform.2 Remove the foot switch guard mountingfasteners from the platform.3 Remove the foot switch mounting fasteners thatattach the foot switch to the foot switch guard.4 Remove the cover plate from the bottom of thefoot switch to access the foot switch wireterminals.5 Do not press down the foot switch. Connect theleads from an ohmmeter or continuity tester toeach terminal combination listed and check forcontinuity.PLATFORM CONTROLS