Noblelift EPT15, Service Maintenance Manual

Page 1: ...Version 12 2012 EPT SHFW 001 SERVICE MAINTENANCE MANUAL Electric Pallet Truck https forklift manuals jimdofree com ...

Page 2: ...PAIRING THE PIN OF ELECTRIC PLUG 46 4 HYDRAULIC SYSTEM 48 4 1 PUMP STATION OPERATION 49 4 2 OPERATION OF CYLINDER 54 4 3 HYDRAULIC OIL FILLING 55 5 DRIVE WHEEL 56 5 1 REPLACE THE WHEEL 57 5 2 REPLACE THE ELECTRIC BRUSH 58 5 3 REPLACE THE BRAKE 59 5 4 ADJUST THE AIR GAP OF THE BRAKE 59 5 5 REPLACE THE DRIVE WHEEL 60 6 CONTROL HANDLE 57 6 1 REMOVE THE AIR SPRING 65 6 2 REMOVE THE HANDLE 65 6 3 REPLA...

Page 3: ...onment friendly way and in accordance with the directives of respective countries Such work must be carried out in areas intended for this purpose Recyclable material should be taken care of specialized authorities Environmentally hazardous waste such as oil filters batteries and electronics will have a negative effect on the environment or health if handled incorrectly All of the information repo...

Page 4: ...DIRECT CONTROL OVER THE FIELD INSPECTION AND MAINTENANCE SAFETY IN THIS AREA RESPONSIBIUTY OF THE OWNER OR OPERATOR FAILURE TO COMPLY WITH SAFETY PRECAUTIONS LlSTED IN THIS SECTION MAY RESULT IN MACHINE DAMAGE PERSONNEL INJURY OR DEATH AND IS A SAFETY VIOLATION When carrying out any operation or maintenance have trained and experienced personnel to carry out the work When carrying out any operatio...

Page 5: ... WEAR LONG HAIR UNRESTRAINED OR LOOSE FITTING CLOTHING AND NECKTIES WHICH ARE APT TO BECOME CAUGHT ON OR ENTANGLED IN EQUIPMENT During maintenance do not allow any unauthorized person to stand near the machine Flames should never be used instead of lamps Never use a naked flame to check leaks or the level of oil or electrolyte Immediately remove any oil or grease on the floor of the operator s com...

Page 6: ...ne on firm flat ground Lower the fork to the min height and stop the motor Sulfuric acid in battery electrolyte is poisonous It is strong enough to burn skin and eat holes in clothing If you spill acid on your clothes or skin immediately flush with large quantities or water When working on the battery wear goggles or safety glasses If splashed into the eyes flush with water and get medical attenti...

Page 7: ...trols When removing parts containing O ring Gaskets or seal clean the mounting surface and replace with new sealing parts Thoroughly clean the machine In particular be careful to clean the grease fittings and the area around the dipsticks Be careful not to let any dirt or dust into the system Use only approved nonflammable cleaning solvents When changing the oil or fitter check the drained oil and...

Page 8: ...01 100 0 0001 1 1076 4 119 58 ft2 0 092903 0 000929 1 0 1111 144 000 yd2 0 83613 0 008361 9 1 1296 00 in2 6 4516 0 000645 0 006943 0 000771 1 1ha 100a 1mile2 259ha 2 59km2 Volume Unit cm3 cc m3 l in3 ft3 yd3 cm3 m l 1 0 000001 0 001 0 061024 0 000035 0 000001 m3 1000000 1 1000 61024 35 315 1 30796 l 1000 0 001 1 61 024 0 035315 0 001308 in3 16 387 0 000016 0 01638 1 0 000578 0 000021 ft3 28316 8 0...

Page 9: ... give the standard tightening torques of bolts and nuts Exceptions are given in sections of Disassembly and Assembly METER TABLE Classification 4T 5T 10T Bolt type Bolt size Torque kgf m lbf ft Torque kgf m lbf ft M4 0 2 0 02 0 4 0 04 M5 0 3 0 03 0 8 0 08 M6 0 5 0 05 1 4 0 14 M8 1 2 0 12 3 3 0 3 M10 2 3 0 23 6 5 0 7 M12 4 0 0 4 11 3 1 1 M14 6 4 0 6 17 9 1 8 M16 9 5 0 9 26 7 2 7 M18 13 5 1 4 38 0 3...

Page 10: ...0 7 1 1 8 54 1 5 41 152 2 15 2 1 1 4 74 2 7 42 208 9 20 9 1 3 4 98 8 9 88 277 8 27 8 1 1 2 128 2 12 82 360 7 36 1 The torque in above table shall not be applied to nylon or nonferrous bolts or washer The same is valid for not standardized ones H Newton meter 1 Nm 0 1kgfm TIGHTENING TORQUE OF SPLIT FLANGE BOLTS The following torque shall be applied to the split flange bolts Diameter mm Flat width m...

Page 11: ...2 6 0 2 3 8 4 6 0 3 1 2 8 5 0 4 3 4 19 1 0 1 33 2 0 TORQUE FOR SWIVEL NUT WITH O RING Connector O ring Swivel nut hose Tube O D inch Thread in Torque kgf m 1 2 UN 13 16 16 9 5 0 95 3 4 UN 1 3 16 12 18 1 8 1 UN 1 7 16 12 21 2 1 https forklift manuals jimdofree com ...

Page 12: ...al MPa 145 psi 0 00689 MPa Pa N m2 Power r W J s kiloWatt kW 1 36 PS cv 0 736 kW kiloWatt kW 1 34 HP 0 746 kW kiloWatt kW 0 948 Btu s 1 055 kW Watt W 0 74 ft lb s 1 36 W W J s Energy J N m kiloJoule kJ 0 948 Btu 1 055 kJ Joule J 0 239 calorie 4 19 J J N m Velocity and Acceleration meter per sec2 m s2 3 28 ft s2 0 305 m s2 meter per sec m s 3 28 ft s 0 305 m s kilometer per hour km h 0 62 mph 1 61 ...

Page 13: ... Drive motor cover 2 Discharge indicator and charging indicating LED 9 Lift Cylinder 3 Emergency Button 10 Drive wheel 4 Main cover 11 Castors 5 Fork chassis 12 Safety belly button 6 Load Wheels 13 Drive control switch 7 Charging cable https forklift manuals jimdofree com ...

Page 14: ...14 CONTROL HANDLE 12 Safety belly button 15 Lifting button 13 Drive control switch 16 Lowing button 14 Horn button https forklift manuals jimdofree com ...

Page 15: ... min max h14 800 1170 mm 4 15 Height lowered h13 85 mm 80 4 19 Overall length l1 1648 mm 1718 4 20 Length to face of forks l2 498 mm 4 21 Overall width b1 560 mm 705 4 22 Fork dimensions s e l mm 48 160 1150 48 160 1200 4 25 Distance between fork arms b5 540 mm 685 4 32 Ground clearance centre of wheelbase m2 37 mm 32 4 34 Aisle width for pallets 800X1200 lengthways Ast mm 1950 4 35 Turning radius...

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Page 17: ...up O 160 C 160 Pour point Max O 35 C 35 Density at 15 O kg m C 3 861 5 Copper corrosion 100O degree C 3h 1 1 Foaming 93 5 O ml ml C 30 0 30 0 Vickers vane pump test loss of mass on vanes after 100h mg 100 15 3 Diameter of wear spot 1200 r min 294N 30min 75 O mm C 0 5 0 5 The oil for gear box Name Extreme pressure lithium based grease 1 Characteristics unit Worked Penetration 0 1mm 310 340 Dropping...

Page 18: ...18 3 ELECTRIC SYSTEM 3 1 ELECTRIC DIAGRAM WIRING DIAGRAM Electric diagram EPT 15 Fuses EPT 15 FU1 10A FU2 0 5A FU01 60A FU02 60A https forklift manuals jimdofree com ...

Page 19: ...TIS 906 T24BNBO 1 10 LED Trouble light 1 11 HA Buzzer HYD 4216W 24VDC 1 12 VD diode 1N5408 2 13 KMp Contactor for lift 1 14 SU Micro switch WS1 Z5 W200R200 1 15 YV Valve DC24V 1 16 SA Inductive Sensor NBN5 FT E2 1 17 U Charger 24V 8A 1 18 XW Power cord 1 19 HL Charging indicator 1 20 Kr Protect module BD W 115 1 21 S1 S2 S3 S4 Micro switch SS 5GL2 4 22 BE Accelerator BD 126 1 23 K Relay ARP12F 1C ...

Page 20: ...20 CONNECTION DIAGRAM EPT https forklift manuals jimdofree com ...

Page 21: ...21 CABLE SYSTEM No Description Qty 1 Handle control cable 1 2 Control cable 1 3 Drive motor power cable 1 https forklift manuals jimdofree com ...

Page 22: ...oard 14 Relay ARP12F 1C 24VDC 3 Micro switch WS1 Z5 W200R200 9 Charger 24V 8A 15 Buzzer HYD 4216W 24VDC 4 Motor for traction 10 Charging indicator 16 Protection module BD W 115 5 Battery indicator CURTIS 906 T24BNBO 11 Power cord 17 Controller Curtis 1212 2501 6 Key switch 12 Battery 12V 64Ah 18 Fuse 10A https forklift manuals jimdofree com ...

Page 23: ... Box transmission ratio 1 28 3 4 PUMP STATION Type CMB3 VB1111131 030 Item EPT15 Rated voltage 24V Rated output 0 8kw R P M 4200 rpm Rated current 60 A Rated hour 1 8 min Insulation class F class IP54 IP Code Displacement 1 0cc rec Max operating pressure 130bar 3 5 BATTERY The size of battery is according to English BS standard Rate Specification EPT15 Rated voltage 12V X2 Capacity 5 hours 60Ah Ov...

Page 24: ...NVIRONMENTAL TEMPERATURE 25O C 100 DURATION OF DISCHARGING LIFE TEST CURVE ENVIRONMENTAL TEMPERATURE 25 O C CHARGING CURVE Voltage V Discharging min Discharging min Circle time Voltage V Current A Time h https forklift manuals jimdofree com ...

Page 25: ... voltage Output current range 240W 40AH 100AH 230Vac 28 2Vdc 8A 150W 25AH 60AH 115 230Vac 29 4Vdc 5A ENVIRONMENTAL CONDITION No Item Technical specification Unit Remark 1 Humidity 5 95 With package 2 Altitude 3000 m Work normally 3 Cooling Natural convection cooling Working under full load https forklift manuals jimdofree com ...

Page 26: ...cs No Item Technical requirements Unit Remark 3 1 Output over voltage protection 33 V Lockout 3 2 Software over voltage protection The charger software limits the maximum output voltage to a level suitable for the connected battery system 3 3 Thermal cutback When the internal temperature rises to 85 it turns into pulse charge mode The pulse mode charges battery minutely with alternate currents 2A ...

Page 27: ...NPUT TERMINAL DIAGRAM DEFINITION OUTPUT TERMINAL DIAGRAM DEFINITION LED CONNECTOR DIAGRAM DEFINITION FAN CONNECTOR DIAGRAM DEFINITION RELAY CONNECTOR DIAGRAM DEFINITION https forklift manuals jimdofree com ...

Page 28: ...28 3 7 CURTIS CONTROLLER 1212 https forklift manuals jimdofree com ...

Page 29: ...charger The mating connector is a Molex Mini Fit Jr p n 39 01 2040 with appropriate 45750 series crimp terminals A mating connector is provided with the 1311 handheld programmer A 2 pin low power connector is provided for the electromagnetic brake The mating connector is a Molex Mini Fit Jr receptacle p n 39 01 2020 with appropriate 45750 series crimp terminals Four 1 4 Faston terminals are provid...

Page 30: ...ues represent slower response Rev Accel Max Speed 1 8 0 2 to 5 0 seconds Sets the rate in seconds at which the speed command increases when throttle is applied while the speed limit pot is in its maximum speed position and the vehicle is traveling in reverse Larger values represent slower response Rev Accel Min Speed 5 0 1 8 to 8 0 seconds Sets the rate in seconds at which the speed command increa...

Page 31: ... Max Speed 100 20 to 100 During forward operation defines the requested speed at full throttle when the speed limit pot is in its maximum speed position M1 Min Speed 20 0 to 100 During forward operation defines the requested speed command at full throttle when the speed limit pot is in its minimum speed position Min Speed cannot be set higher than the programmed Max Speed M1 Rev Max Speed 100 10 t...

Page 32: ...ller goes into neutral when the throttle is released Throttle Max 85 40 to 100 Sets the pot wiper voltage required to produce 100 controller output Increasing the Throttle Max setting reduces the wiper voltage required and therefore reduces the stroke necessary to produce full output This feature allows reduced range throttle assemblies to be used HPD 1 0 or 1 When programmed On vehicle drive is i...

Page 33: ... select how the inhibit function will be implemented Depending on how the inhibit switch is wired into the system set this parameter to 0 B active 1 B active 2 Open circuit active 3 B inactive 4 B inactive 5 Open circuit inactive Speed 0 0 to 100 This parameter limits the maximum speed allowed during speed inhibit mode A setting of 0 prevents drive during inhibit mode Brake menu Delay 0 3 0 0 to 1...

Page 34: ...rogrammed Current Rating The Cutback Gain determines how quickly this cutback will occur once the programmed Max Current Time has expired BDI menu Full Voltage 24 4 20 9 to 24 9 Volt Voltage when the battery is fully charged Empty Voltage 20 8 0 0 to 24 3 Volt Voltage when the battery is fully discharged Full Charge Voltage 28 2 25 3 to 36 0 Volt Voltage when a charger is connected above which the...

Page 35: ...he vehicle accelerates in the opposite direction after it has been brough to a stop Max Braking Current 90 15 to 90 Ampere Sets maximum braking current limit Switch Normally Closed 1 0 or 1 Sets the Emergency reverse switch type NC or NO Misc menu Sleep 0 0 to 60 Minutes Sets the delay time between the last throttle request or serial communication and when the controller goes into sleep mode Setti...

Page 36: ...r maintenance Refer to the troubleshooting chart Table 3 for suggestions about possible causes of the various faults Faults are listed alphabetically For information on 1311 programmer operation see Appendix C LED DIAGNOSTICS During normal operation with no faults present the status LED is steadily on If the controller detects a fault the status LED flashes a fault identification code continuously...

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Page 38: ...re portable Typically the Programming Station is used to set up the parameters initially and the handheld programmer is used to made adjustments in the field Several versions of each programmer are available User Service Dealer OEM the User programmers can adjust only User access parameters whereas the OEM programmers can adjust all the parameters The 1311 programmer is easy to use with self expla...

Page 39: ...ark at the Throttle readout Monitor THROTTLE and another at the Throttle Dead band parameter Program THROTTLE DB this way you can easily toggle between the readout and the parameter 3 8 BATTERY DISCHARGE INDICATOR Type 906 Front View Rear View TERMINALS Pin 1 Battery Connected to the vehicle s main positive terminal Use as short a wire as practical Pin 2 Battery Connects to the vehicle s main nega...

Page 40: ...gh Voltage Reset Indicator stays connected to battery during charging Battery must remain at or above proper voltage level for a continuous 6 minutes TROUBLESHOOTING Problem Possible Cause Keyswitch On and no display Terminals not connected or improper voltage Keyswitch not high Stays at Full Indicator voltage does not match battery voltage Will not reset Indicator voltage does not match battery v...

Page 41: ...41 3 9 REPLACE THE ELECTRIC PARTS Remove 4 pc the screws Then remove the main cover and the motor cover REPLACE THE CHARGER Remove 4 screws Remove AC input plug https forklift manuals jimdofree com ...

Page 42: ...he battery dismantle 3 pairs of connectors Then you can dismantle the charger and replace it Remove M6 internal hexagonal screws and other 2 screws so that we can raise up the whole electronic control board for repairing Remove the bolts nuts washers which fix the power cable to the battery https forklift manuals jimdofree com ...

Page 43: ...y REPLACE THE BATTERY INDICATOR Circuit Diagram of Battery Indicator Dismantle 4 plugs then you can dismantle the battery indicator and replace it Take out the battery Remove 2 screws on the cap https forklift manuals jimdofree com ...

Page 44: ...N Press the button with anticlockwise rotation then you can remove the emergency button lid Dismantle the cap remove 2 screws Lift the board and pull down the emergency button Dismantle the plug https forklift manuals jimdofree com ...

Page 45: ...can dismantle the fuse and replace it REPLACE THE RELAY Dismantle two screws Dismantle the cables Then you can dismantle the relay and replace it OPERATION OF THE CONTROLLER When replacing the controller be carefully to check the plugs specially note the cathode pillar https forklift manuals jimdofree com ...

Page 46: ...tor is more than 115O C the protect module will give a signal to the controller then driving speed will automatically change to low speed mode After the temperature reduces to 115O Dismantle the screw and the plug then you can dismantle the protect module and replace it C the speed mode will change to normal mode If one line of the cable open circuit the driving speed will be slowly https forklift...

Page 47: ... 1 Tool for removal of pins sleeves 2 Tool for application of pins sleeves 3 Tool for release of lock 4 Tool for application of secondary locking 2 pole 5 Tool for application of secondary locking 4 pole 6 Tool for removal of pins sleeves https forklift manuals jimdofree com ...

Page 48: ...ith other oil Inspect the viscosity and if fine it can be continuously used Color changed like milk Fine Mixed with air and water Separate water or replace oil Color changed into dark brown Bad Oxidized Replace oil Clear but there are small black spots Fine Mixed with other particles Use after filtering Lift cylinder Lowering valve Pressure valve Motor and pump Oil tank Throttle valve https forkli...

Page 49: ... OPERATION Remove M6 internal hexagonal screws Remove 2 screws on two sides so that we can raise up the pump station Dismantle the power cable screw under the pump station with wrench https forklift manuals jimdofree com ...

Page 50: ...the bottom of the pump station with internal hexagonal wrench so that we can replace the oil tank Remove 4 screws co pump station cable following 2 pictures show the replacement of one screw https forklift manuals jimdofree com ...

Page 51: ...51 Dismantle the magnet valve Dismantle the plug with wrench Remove the pump station so that we can add oil and replace motor https forklift manuals jimdofree com ...

Page 52: ...up with compressed air and inspect if the filter is stopped or damaged If the filter is stopped or damaged replace it Remove dust or foreign material from the tank Then assemble them TROUBLE DIAGNOSTICS Symptom Abnormality and cause Measurement Bubble in hydraulic oil Mixed with air Check if there is any place where air can be entered Tighten the loosened part again Discoloration Mixed with air an...

Page 53: ...elay for the lifting motor is very big and work continually hourly the contact terminal of the relay is easy damaged Please check it continually The Magnet valve is a wearing part If the forks automatically lower after lifting the magnet valve may be blocked or damaged remove it to clear or replace HYDRAULIC PIPE For shocking the joint of the hydraulic pipe and hydraulic pipe might be loosed and l...

Page 54: ...ER Firstly dismantle the connector of the cylinder Remove these 2 screws Using a crane to lift the truck then the cylinder came out Dismantle the cylinder at the bottom of the chassis After dismantle the cylinder https forklift manuals jimdofree com ...

Page 55: ...55x8 2 Guide ring 8 Dust ring φ 45x φ 53x6 5 3 Piston rod φ 45 9 Seal washer φ14 4 Cover 10 Joint M14x1 5 5 O ring 56x3 55 11 Hydraulic pipe 6 Seal ring 4 3 HYDRAULIC OIL FILLING Dismantle the lid on the top of the tank and fill the oil https forklift manuals jimdofree com ...

Page 56: ...seal 8 Elastic washer 29 Electromagnetic brakes 9 Flat key 30 Screw 10 Washer 31 Cover 11 Magnet motor 32 Protection cover 12 Screw 33 Vent plug 13 Bearing 34 Combination washer 14 Big gear 35 Cable fixing plate 15 Skeleton oil seal 36 Screw 16 Internal gear ring 37 Screw 17 Bearing 38 Elastic washer 18 Retaining ring 39 Roll pin 19 O ring 40 O ring 20 Block filter seal 41 Carbon brush 21 Wheel ht...

Page 57: ...r and the brake and the temperature sensor Dismantle the screws of the cable plate Remove the cable plate the wheel appears Use four screws 8 8T or more better to Screw in four technologic screw holes so that ejection the wheel Remove 10 pcs screws then you can replace the wheel https forklift manuals jimdofree com ...

Page 58: ...rews and dismantle the fixed cover of electric brush technologic screw holes 5 2 REPLACE THE ELECTRIC BRUSH Remove 4 screws and dismantle fixed plate of electric brush You can see the electric brush at the back of the cover https forklift manuals jimdofree com ...

Page 59: ... remove and replace the electric brush 5 3 REPLACE THE BRAKE No Part name No Part name 1 Fixed rotor 7 Hollow screw 2 Gag bit 8 Cover board 3 Friction disc components 9 Connect screw 4 Splined sleeve 10 Screw 5 O ring 11 Elastic washer 6 Spring 12 Dust ring https forklift manuals jimdofree com ...

Page 60: ...p can be adjusted several times when the thickness of the friction brake reach to the most small thickness friction brake disc must be replaced The brake torque noise is relative to the air gap When the air gap exceed the maximum value it might cause the brakes not releasing friction braking burn braking or retention decrease or even cause a major accident Must be checked on a regular basis and ad...

Page 61: ...lide should not contain grease and nothing is blocked inside Connected with plug connection should connected firmly 5 5 REPLACE THE DRIVE WHEEL Push away the thrust pad Remove thrust screw with special tool Step 1 Loose the three screws that fix the brake Step 1 Adjust the three hollow screws Step 3 Use a feeler gauge to check the air gap z value is a rated air gap value or not https forklift manu...

Page 62: ...dismantle the cables on the drive wheel Pull out the handle control cable and remove the handle Using a crane to lift the truck remove the Remove the bearing then you can replace it drive wheel module https forklift manuals jimdofree com ...

Page 63: ...wheel 6 CONTROL HANDLE No Part name No Part name 1 Tiller 9 Retaining ring 2 Screw 10 Shaft of tiller 3 Elastic washer 11 Washer 4 Air spring 12 Screw 5 Tiller arm 13 Cover 6 Proximity switch 14 Screw 7 Screw 15 Metal cover 8 Screw 16 Tiller cable https forklift manuals jimdofree com ...

Page 64: ...Micro switch plate 5 Plastic cover 20 Tapping screw 6 Right drive button 21 Belly button 7 Screw 22 Belly block 8 Elastic washer 23 Spring 9 Washer 24 Spring 10 Screw 25 Horn 11 Screw 26 Lifting button 12 Lower cover 27 Lowing button 13 Screw 28 Sticker 14 Screw 29 Micro switches 2 15 Upper cover 30 Micro switches 1 https forklift manuals jimdofree com ...

Page 65: ...e elastic collar with circlip pliers Strick out the shaft of the tiller bar with a hammer hold the other side so that keeping it from missing 6 1 REMOVE THE AIR SPRING Remove air spring screws with internal hexagonal wrench 6 2 REMOVE THE HANDLE https forklift manuals jimdofree com ...

Page 66: ...andle will appear Check the cables if they re tight or not you can snip the nylon belt with scissors to take out the plugs Dismantle the plugs with your hands finally the handle can be removed from the truck The front and back of the handle https forklift manuals jimdofree com ...

Page 67: ... and replace it Remove 6 screws with internal hexagonal wrench Push slightly the upper cover about 10mm then open it 6 3 REPLACE THE SENSOR 6 4 REPLACE THE TILLER Brown positive power cable B Blue negative power cable B https forklift manuals jimdofree com ...

Page 68: ...68 Remove 4 screws then you can remove the tiller Remove 3 screws then you can remove the module 6 5 REPLACE THE ACCELERATOR https forklift manuals jimdofree com ...

Page 69: ...69 Dismantle the screw and remove the Butterfly Take out the accelerator Dismantle the screws 6 6 REPLACE THE MICRO SWITCHES https forklift manuals jimdofree com ...

Page 70: ...sure the micro switch is in the middle position 7 CASTER WHEEL 7 1 OPERATION OF THE CASTER WHEEL First let the pallet truck to be slanting second dismantle four screws Then you can dismantle the caster and replace it https forklift manuals jimdofree com ...

Page 71: ... pressure for the drive wheel will not be enough and drive wheel can t bit into the ground and slip You can adjust it according to following steps Step 1 Remove the four screws Step 2 Take away one or two piece washer Note the normal gap of the wheel and ground is 3 4 mm https forklift manuals jimdofree com ...

Page 72: ...iability of connection of all cables and if any damage 8 3 Check the fuse size 8 4 Inspection of safety reliability and function of switches and unlocking cam equipment 8 5 Inspection of connector replace if damaged 8 6 Inspection of function of horn Motor 9 1 Check the air gap of the brake adjust it if necessary 9 2 Test the emergency switch function 9 3 Clean motor frame with vacuum cleaner insp...

Page 73: ...S is off or damaged Its plug is tight 2 The battery cables are tight connected to the post head of the battery 3 The plug of battery indicator is loose or bad 4 The plug of charger is not tight connected to the socket XS or XS is damaged Replace or repair Use CURTIS 1311 HANDHELD PROGRAMMER to check and clearing of fault Flash Not flash Natural Not natural Check it according to LED CODE list page ...

Page 74: ...4V Yes All normal PCB board is bad replace it NO Check drive motor is OK or not Check A1 and A2 S1 and S2 of the drive motor is OK or not 1 The last two lighting bars of battery indicator flash alternantly 1 please properly charge the battery 2 Check whether the No 3 of battery indicator input 24V voltage and role No 4 role output 24V voltage 2 If not 24V replace battery indicator Cannot lift can ...

Page 75: ...ic oil 1 The lower magnet valve YV is damaged or the role No J1 9 and 5 7 is OK or not Cann t lower others normal 2 The lower magnetic valve is plugged for dirty NO Rapair or replace 1 Check the signal line J1 1 and J1 8 is conducted NO Replace the PCB board of the controll handle 2 Check whether the voltage between 5 10 and 2 4 is 24V Repair or replace the cable in the handle 1 Check the snail sp...