Hyster H360-36 / 48HD SERIES Trucks Technical Guide Hyster H187 (S40FT, S50FT, S55FTS, S60FT, S70FT) Forklift truck Service Repair Manual Hyster G138 (N30XMDR3, N45XMR3) Forklift truck Service Manual Hyster Fortis S40FT, S50FT, S55FTS, S70FT, H40FT, S60FT, H50FT, H60FT, H70FT Operating Manual Hyster F108 (E45XM2 E50XM2 E55XM2 E60XM2 E65XM2) Forklift truck Service Repair Manual Hyster D264, N45ZR2, N35ZDR2 Service & Repair Manual If the handset displays “NO COMMUNICATION,” the controller is defective.Hyster CHALLENGER H70XL, H100XL, H80XL, H110XL, H135XL2, H135XL, H90XLS, H155XL, H155XLS, H155XL2, H90XL Operating Manual Them, connecting the handset, and testing the handset replace any nonworking partsĬause: Because this condition is similar to the last, it will take a handset to determine its cause. Solution: make sure harnesses are connected at MDI and connector B on controller test the dash display by connecting a handset to it and testing for communication test LEDs by disconnecting Solution: make sure battery is connected, the key switch is on, and the brake override circuit is in the run position also test your battery charger and motor controller and replace anyĬause: open connection between display and controller, defective display, or defective LEDs Solution: check that you have the right voltage for your truck, manually check the voltage of your battery, inspect it for any damage, and check its connecting crimps and cables for damage asĬause: B+ and/or B- missing at controller, defective battery charger, or defective battery charger Solution: charge or replace battery otherwise, use handset to determine the voltage read by the controller and compare it to an actual voltmeter reading replace controller if the two readingsĬause: incorrect battery selected, damaged battery, or damaged connection to batter Solution: check main harness for damaged connections to main contactor, brake, and electric valve coils check contactor, brake, and elecĬondition: hydraulic function not workingĬause: battery voltage is low or controller voltage calibration is incorrect Solution: move truck to a warmer or cooler location use a handset to check that controller temperature matches room temperature (if not, replace controller) Solution: check electrical connection between traction motor, field wires, and controller check traction motor armature for shorts check motor field resistance and correct if not between 0.5Īnd 1.5 ohms check contactor coil for resistance of 52 ohmsĬondition: traction functions reduced below 14☏ or above 167☏ and not working above 194☏Ĭause: controller temperature is too hot or cold controller temperature is not calibrated correctly controller sensor or controller itself is damaged Solution: check connection between electric brake and controller check brake coil for resistance in both directions and replace if not between 27.36 and 30.24 ohmsĬause: damaged connection to traction motor traction motor armature resistance is too low field wires are loose or damaged motor field winding is shorted or too low Solution: check electrical connection between valve coil and controller check lowering valve coil for resistance, replace if not approximately 17.7 ohms replace lowering valve cartridge ifĬause: damaged connection to brake or brake coil damaged Solution: disconnect power leads at contactor and test for an open circuit check connections between motor field and controllerĬause: damaged connection to lowering valve damaged lowering coil or lowering valve cartridge Solution: check connections between control card and controller use a handset to test for operation of traction reversing switch replace control card if tiller card is damagedĬondition: traction and hydraulic functions not workingĬause: main contactor tips are welded closed or motor field circuit is broken HYSTER Forklift Trucks Fault Codes DTC listĬondition: traction and hoist functions not workingĬause: incomplete connection between control card and controller traction reversing switch not connected damaged or defective tiller card
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