background image

 

 

1 Regular maintenance 

Only qualified and trained personnel should perform maintenance work on this vehicle. 
Before maintenance, remove the cargo from the fork and lower the fork to the lowest position. 
If you need to lift the vehicle, use the specified lashing or jacking equipment.Before operation, place safety 
devices (such as designated jacks, wedges or wood blocks) under the vehicle to prevent accidental drop, 
movement or sliding. 
Use the original parts approved and released by your dealer. 
Please consider that hydraulic fluid leakage may lead to machine failure and accidents. 
Pressure valve adjustment is only allowed by trained service technician. 
If you need to replace wheels, casters must be round and free of abnormal wear. 
Check the items on the maintenance list. 

 

1.1 Maintenance List 

 

Interval 

(month) 

1  3  6  12 

The hydraulic system

 

1.1 

Check the function of hydraulic system

 

 

   

 

1.2 

Check hoses, piping and joints for tightness, sealing and damage

 

 

   

 

1.3 

Inspect cylinder block and piston for damage, sealing and fixation

 

   

   

1.4 

Visually inspect the door stand roller and inspect the roller surface for wear

 

   

   

1.5 

Inspect forks and loading parts for wear and loss

 

   

   

1.6 

Check load chain Settings and re-tensioning if necessary

 

   

   

1.7 

Check oil level in fuel tank

 

   

   

1.8 

Replacement hydraulic fluid

 

     

 

Mechanical systems

 

2.1 

Check the fork for deformation and breakage

 

 

   

 

2.2 

Check chassis for deformation and cracking

 

 

   

 

2.3 

Check that all screws are in place

 

 

   

 

2.4 

Check gear box for noise and leakage

 

 

   

 

2.5 

Check wheel for deformation and damage

 

 

   

 

2.6 

Lubricated steering bearing

 

     

 

2.7 

Check and lubricate the pivot points

 

 

   

 

2.8 

Lubricating grease nozzle

 

     

 

Electrical system

 

3.1 

Check whether power cables are damaged

 

 

   

 

Содержание EK18A

Страница 1: ...lectric Forklift Warning You must understand the operation instructions in this manual before using it Note Please check the last page of this document and name plate for all current product type iden...

Страница 2: ...sis 7 b The fault code is displayed 8 3 Wiring circuit Diagram 9 a Schematic diagram and wiring diagram 10 b Hydraulic circuit 11 4 Main parts disassembling 2 a Battery brake adjustment 12 b Drive ass...

Страница 3: ...tems on the maintenance list 1 1 Maintenance List Interval month 1 3 6 12 The hydraulic system 1 1 Check the function of hydraulic system 1 2 Check hoses piping and joints for tightness sealing and da...

Страница 4: ...pect driving and steering wheels for wear and damage 4 4 Check wheel bearing and fastening condition 4 5 Check the air gap of the electromagnetic brake 4 6 Check the lifting forward and backward tilt...

Страница 5: ...1 2 Lubrication point Lubricate marked points according to maintenance list Required grease specification DIN 51825 standard grease Pic1 transmission chain Pic2 The rail of gantry...

Страница 6: ...N 51524 Viscosity 28 8 35 2 41 4 47 Oil 1 5 L Waste materials such as waste oil waste batteries or other materials must be treated and recycled in accordance with national regulations and returned to...

Страница 7: ...lfunction follow the instructions of the manual 2 1 Common fault analysis 2 1 1 Hand and foot brake common faults and troubleshooting methods Failure cause maintenance Poor braking 1 Improper position...

Страница 8: ...s not adjusted well Adjust 4 brake shoe return spring damage replace 5 Sub pump failure Repair or replacement 6 self adjusting mechanism failure Reset spring deformation repair replacement Brake noise...

Страница 9: ...e steering gear fails and is blocked Replacement spring 8 steering reset failure spring fracture Check piston seal ring and replace 9 Leakage in the steering cylinder is too large Adjust pressure and...

Страница 10: ...ing frame and the inner door frame Yeah oil on the tracks regularly The cargo fork frame is skewed 1 the left and right tire pressure is inconsistent Air replenishment and air pressure are consistent...

Страница 11: ...adjustment 9 the shunt valve shunt improperly Adjust 2 1 4 Common faults and troubleshooting methods of electrical system Failure Fault cause and elimination method Open key switch no voltage 1 Poor...

Страница 12: ...ses and troubleshooting methods Failure cause maintenance External leakage 1 lip sealing parts wear Replace seal ring 2 The valve stem sealing part is damaged Replace stem or disc sub assembly 3 Forei...

Страница 13: ...ernal leakage increase Refit stem or replace valve sub assembly 3 Stem is not restored to neutral position Check reversing mechanism 4 overload valve or overload valve plug and valve body seal seal is...

Страница 14: ...ged after repeated operation for a while 2 The pump inhales air Check oil absorption test of oil pump 3 suction pipeline resistance is too large or the suction side of the oil pump produces negative p...

Страница 15: ...iled seal The oil outlet of the oil pump discharges oil but the pressure cannot rise 1 The side plate of the oil pump is severely worn and the volume efficiency is too low Repair or replace the oil pu...

Страница 16: ...il pump temperature rises too high 1 the pressure is too high the speed is too fast the side plate burns Properly adjust the overflow valve Reduce the speed to the specified value Repair the pump 2 Th...

Страница 17: ...ted 7 Severe Over voltage 1 Battery parameters are incorrectly set 2 The battery impedance is too high 3 Battery connection is disconnected during regenerative braking 8 Controller Under temp Cutback...

Страница 18: ...ng pin is defiled 3 Wrong wiring 20 EMBrake Open Short 1 Connect load open or short 2 The connecting pin is defiled 3 Wrong wiring 21 Coil3 Driver Open Short 1 Connect load open or short 2 The connect...

Страница 19: ...Time Error 1 The VCL code timed out 39 External Supply Out of Range 1 the external load in 5V and 12V power source current is too large or too small Checking Menu parameters are incorrect for example...

Страница 20: ...Model Number 1 The controller model cannot be identified 2 Hardware and software do not match each other 3 The controller is damaged 50 Dualmotor Parameter The Enable parameter of dual motors is set t...

Страница 21: ...the switch with the limitation of walking function According to the schematic diagram it can be found that seat switch 1A9 and handbrake switch 1A14 as shown below This type of switch can be measured...

Страница 22: ...21 3Circuit circuit diagram 3 1Electrical schematic diagram Speed mode H...

Страница 23: ...22 3 2...

Страница 24: ...lor but small black spots good mix with other particles can be used after filtering 4 drive system The moving of forklift truck is powered by batteries and the direct current is converted into alterna...

Страница 25: ...the axle housing so only bear the torque of driving wheel axle shaft inside the wheel is equipped with oil seal Prevent water and dust from entering and oil leakage 1 Brake assembly left 2 Inner hexa...

Страница 26: ...smitted to the differential Maintenance permanent lubrication of rotary platform 1 Bolt 2 Gasket 3 Bearing cover 4 O ring 5 Deep groove ball bearing 6 Box assembly 7 Lock plate of bearing seat 8 Deep...

Страница 27: ...3 Differential structure drawing 1 Deep groove ball bearing 2 Nut 3 Left differential case 5 Washer 6 Gear 7 Shaft 8 Half shaft gear 9 Half shaft washer 10 Right differential housing 11 Gear ring 12 B...

Страница 28: ...pin before and after the fixed plate by damping pad bolted to the frame on the tail at the back of the shelf make bridge physical swing around the pin shaft steering axle sides of a steering knuckle h...

Страница 29: ...lve a return spring and a main leather bowl piston and auxiliary leather bowl The end is fixed with a stop washer and a stop steel wire and the exterior is protected by a rubber dust cover The piston...

Страница 30: ...ump so that the sub pump leather bowl is placed correctly to prevent oil leakage and eliminate the possible air resistance phenomenon during emergency braking 1 Lock nut 2 Push rod 3 Dust cover 4 Stop...

Страница 31: ...rol of lifting tilting and lateral oil passage is controlled by three handles on the triplet valve the lifting action is controlled by the single acting oil passage on the triplet valve and the tiltin...

Страница 32: ...ief valve The valve body is assembled together by bolts and nuts The pressure of the main safety valve has been adjusted before leaving the factory Users are not allowed to adjust it casually 1 safety...

Страница 33: ...drawing of lifting cylinder and tilting cylinder 1 Dust ring 2 Cylinder head 3 O ring 4 Cylinder block 6 piston 7 steel wire retainer 8 support ring 9 Sealing ring 10 Baffle 11 Buffer sleeve 12 Cylind...

Страница 34: ...ock 3 Piston 5 Sealing ring for hole 6 Supporting ring for hole 7 Piston rod 9 Guide sleeve 10 Bearing 11 O ring 12 Seal ring for shaft 13 Dust ring 14 Nut 15 Joint bearings 17 Elastic retainers for h...

Страница 35: ...the roller side roller to bear the longitudinal and transverse load and make the frame with smooth movement 8 2 fork arm carrier Fork frame is equipped with rollers and adjustable gap side rollers so...

Страница 36: ...strument function key 9 Function selection key Up 10 Function selection key Down 11 Parameter Adjustment key Down 12 Parameter Adjustment button Up 13 Exit button 14 Battery indicator 9 2 The battery...

Страница 37: ...er open the key switch 2 From the menu list of CURTIS hand held units find Faults 3 When the vehicle is running and the hand held cursor flashes there will be English fault content which can be interp...

Страница 38: ...inserting the programming port of the controller After connecting the controller the hand held programmer will be powered on automatically and the control information will be displayed on the program...

Страница 39: ...eft by four directional buttons buttons You can add and subtract parameters by using these two keys In addition can mean Yes and can mean No In some cases it can also be used as a scrolling option Pow...

Страница 40: ...n the main menu and below the icon When entering the stepped menu the name of the sub menu or the path you are in is displayed at the top of the screen Nine menu Fault Diagnosis menu On the main menu...

Страница 41: ...l failures folder and grayed out when there are no historical failures Save cpf File Save cpf File Use the save CPF file function in the programming menu to back up the currently set parameters You ca...

Отзывы:

Похожие инструкции для EK18A