Series 3 Technician’s Installation and Service Training ManualAdvanced Troubleshooting Commercial Operator (Controller)Series 3 Technician’s Installation and Service Training ManualAdvanced Troubleshooting Commercial Operator (Controller)Series 3 Advanced Troubleshooting Commercial Operator (Controller)ZAP Series 3Simply LogicalZAP Controls100 Waterloo Blvd. Anglesey Business Park, Littleworth Road, Cannock, Staffordshire, EnglandUK Contact 011-44-154-387-9444 sales@zap-uk.comUSA Contact 931-510-4432 sales@zap-america.comUSA Tech Support 931-510-4432 via telephone or textOnline www.zap-uk.comWarning ElectricalShock HazardIf the problems are not solved in the basicmotor head or controller troubleshooting, it willbe necessary to do the following to effectivelysource the issues in an orderly fashion in theshortest time frame.Open controller case Lid.Isolate power from the controller.Disconnect all accessories, accessory modules,photo cells and the case lid from the controller.Disconnect the DC Motor wires from the controlboard.Inspect the controller to verify the following andtake corrective action if necessary:Is the controller mounted through the cornerpillars of the controls box. If not, inspect to seeif has been mounted through the back of thecontroller. If so, refer to the controllermounting page and rectify.Is the wiring ingress into the controller throughthe bottom of the control box. If not, refer tothe controller wiring page and rectify.Restore the power supply to the controller.Verify the power indicator LED is illuminated.If not, verify power supply.Check the mains supply. Set your voltmeter toVolts AC. Place the red lead in the Left handLIVE terminal of the green plug. Place blacklead in the left hand neutral terminal of thegreen plug. Verify you have a suitable powersupply of at least 100VAC.If good, check the mains fuse. Isolate thepower supply. Remove mains fuse cover.Remove mains fuse. Set voltmeter to Ohms andtest fuse.If it is bad, replace fuse with 3A 5X20mm 250Vfuse. Reinstall fuse, Restore power. If fuseblows, replace board. If not, verify the powerindicator LED is illuminated. If not, replaceboard. If good proceed to next step.Verify the potentiometers and their settings.Look at the left hand potentiometer.(Close Sensitivity) On one end of thescrewdriver slot there is an arrow indicator.Insert a small slotted technicians screwdriverinto the slot.Gently turn the arrow on the potentiometercounter-clockwise until the indicator arrow is tothe 7 o’clock position.At the 7 o’clock position verify that the internalphysical stop in the potentiometer s present atthe 7 o’clock position by noticing theresistance. Do not turn potentiometer past thispoint.Now turn the arrow on the potentiometerclockwise to the 4 o’clock position and againverify the potentiometer has a in internalphysical stop present at the 4 o’clock position.If both are present, turn the arrow back the 12o’clock position (Factory setting). If either ofthe internal stops of the potentiometers are notpresent, the potentiometer is broken and youmust replace the board.Look at the Right hand potentiometer.(Max power clamp) Repeat the above processto verify the potentiometer. If good, set to thefactory setting.67