7 - 2 Genie Z-45/22 Part No. 32960Service Manual - Second EditionSection 7 - Repair Procedures1-1Joystick ControllersMaintinaing joystick controllers at the propersettings is essential to safe machine operaton.Every joystick controller should operate smoothlyand provide proportional speed control over itsentire range of motion.Platform control boxa horsepower limiter boardb quick disconnect terminal stripc drive proportional controllerd secondary boom proportionalcontrollere primary boom proportionalcontrollerf turntable rotate proportional controllerPrimary Boom Up/DownController AdjustmentsDo not adjust the joystickcontrollers unless the staticbattery voltage is above 12V DCand the alternator is operatingproperly with 12.5 to 15.4V DCoutput.Electrocution hazard. Contact withelectircally charged circuits mayresult in death or serious injury.Remove all rings, watches andother jewelry.Platform Controls1 Check the battery condition with a volt meter.The reading should be 12V DC or more toaccurately adjust the controller.2 Turn the key switch to platform control and pullout the red Emergency Stop button to the onposition. Do not start the engine.3 Open the platform control box lid and locate theboom up/down controller.a dual (lo) adjustable trimpotb ramp rate adjustable trimpotc terminal "R" - activates max-out ranged terminal unusede terminal "X" auxiliaryf terminal "-" - groundg terminal "+" - battery, positiveh terminal "A" - proportional outputi threshold adjustable trimpotj max-out adjustable trimpot4 Set the ramp rate: Turn the trimpot adjustmentscrew clockwise 15 turns or until you hear aclick, then turn the screw counterclockwise 5turns.5 Connect the red lead(+) from a volt meter to the“A” terminal on the controller PC board.Connect the black lead(-) to ground.6 Set the threshold: Press down the foot switch,then slowly move the control handle off centeruntil the moment a voltage reading appears.Adjust the voltage to 2.50V DC. Turn thethreshold trimpot adjustment screw clockwiseto increase the voltage or counterclockwise todecrease the voltage.a b c d e f g h i jacebdf800-610-4101ActionRental.com
