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Underground Scissor Lift                                                                                                                QJY3.2-1 

 

14 

10            Electrical systems 

 

 

 

 

10 

Hydraulic systems 

 

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

No  code  Name 

QF 

Power switch   

KM 

Contactor 

TC 

Transformer 

VD 

rectifier 

FU 

Fuse 

HL 

Power 
instruction 

SB1 

Stop 

SB2 

Up 

SB3 

Down 

10  SB4 

lock 

11  SQ 

Limit switch 

12  KT 

Time relay 

13  YA 

Lower 
solenoid 

14  DQ 

Release 
solenoid 

Содержание QJY3.2-1

Страница 1: ...Underground Scissor Lift QJY3 2 1 1 HYDRAULIC SCISSOR LIFT OPERATION MANUAL QJY3 2 1 ...

Страница 2: ...3 1 Storage 7 3 2 Opening the crates 7 3 3 Disposal of crates 7 4 Transportation 7 5 Unpacking 8 6 Installation and testing 8 7 Maintenance 8 7 1 Maintenance Schedule 9 8 Operation 9 8 1 Defects Malfunctions 10 8 2 Controls 10 8 2 1 Control Unit 10 8 3 Operation 11 8 3 1 Preparations 11 8 3 2 Raising 11 8 3 3 Vehicle in Raised Position 12 8 3 4 Lowering 12 8 4 Protection against Unauthorized Usage...

Страница 3: ...are not covered by the product liability regulations 1 2 Symbols Failure to comply with instructions could result in personal injury Failure to comply with instructions could result in property damage Important information 1 3 Intended Use The lift is designed for the safe lifting of automotive vehicles Observe the rated load capacity and load distribution of the lift Load Distribution Front rear ...

Страница 4: ... not overload the lift The rated load capacity is indicated on the lift nameplate Only use the vehicle manufacturer s recommended lift points After positioning the vehicle apply the parking brake Use caution when removing or installing heavy components center of gravity displacement The main switch serves as emergency switch In case of emergency turn to position OFF Protect all parts of the electr...

Страница 5: ... the axles every 5 to 7 days 4 Work please refers to the instruction and safe guide picture 5 Please change the oil upon the season summer 46 winter 32 2 Purpose and characteristics QJY3 5 2L scissor hydraulic car lift suits for the checking maintenance of different kinds of light automobile especially for working outside The lift uses the platforms to support the car For steady running good quali...

Страница 6: ...Underground Scissor Lift QJY3 2 1 6 the ground is ok This machine is composed of lifting and hydraulic system 3 Main technique parameters ...

Страница 7: ...4 Transportation For transport easily the PACKAGE are in carton box and control unit is packed into a wooden box It must be moved by suitable capacity forklift truck at the middle of package Moving and positioning operation can be very dangerous if not performed with the utmost caution Check the integrity and suitability of the available means ALL PACKING LIFTING HANDLING TRANSPORT AND UNPACKING O...

Страница 8: ...bility It must be installed on a strong flat level surface 3 Fill the hydraulic oil Fill 10 liters of hydraulic oil into oil box hydraulic oil provided by user 4 Adjust the machine Turn on power supply press ascend button UP to 100 200mm then press descend button Redo it for 4 5 times and add the height 100 200 each time That can be use if it runs normally Adjust level of either primary or second ...

Страница 9: ...service life Interval Maintenance to be performed on Items 1 week Support frame pads 1 check pad for engagement 2 Add oil with oil pot on all branch hinge axes of this machine 3 Up and down wheels should be kept clean added lubricant 6 months Greasing points 1 Check and lubricate as required Slide tracks Nuts of anchor bolts 1 Check all nuts for correct torque and retighten them as required 12 mon...

Страница 10: ...e over the lifting capability Before lifting please set well the car s manual handle underlay the slip protective plastic board Be attentive while ascending or descending Stop the machine if any abnormity check and exclude failure When equipment is not under work or at night descent it to the lowest position and drive the car away then turn off power supply 8 1 Defects Malfunctions In case of defe...

Страница 11: ...ove the bottom position LOCK button Press the LOCK button to place the lifting load on the mechanical locking device for releasing loading pressure of hydraulic system before service operation 8 3 Operation 8 3 1 Preparations 8 3 2 1 Fully lower the lift 2 Slowly position vehicle midway between platforms Apply the parking brakes 3 Position pads under vehicle manufacturers recommended lift points 4...

Страница 12: ...ns to stay under the raised Vehicle Avoid rocking of vehicle Keep lift free of tools parts etc 8 3 4 Lowering During raising and lowering cycles Closely watch the vehicle and the lift do not allow anyone to stay in lift area and make sure the vehicle doors are closed 1 Remove tools stands or other objects from lift bay 2 Turn the main switch to position ON Lift is ready for operation 3 Push DOWN b...

Страница 13: ... is slow The oil seal hole is leak Change the oil seal Shake in the running Air in the hydraulic pressure loop Release the air by redo the ascend and decent Air leak at the top connect oil tube mouth of the pump Check the seal of the oil tube mouth Filtrate net is jam Clean it Only ascend can not descend electromagnetic damage Check it and mend it connect invalidation in the button Check the butto...

Страница 14: ...ms 10 Hydraulic systems No code Name 1 QF Power switch 2 KM Contactor 3 TC Transformer 4 VD rectifier 5 FU Fuse 6 HL Power instruction 7 SB1 Stop 8 SB2 Up 9 SB3 Down 10 SB4 lock 11 SQ Limit switch 12 KT Time relay 13 YA Lower solenoid 14 DQ Release solenoid ...

Страница 15: ...JY3 2 1 15 No Parts name 1 Main cylinder 2 Vice cylinder 3 Solenoid valve 4 Relief valve 5 Motor 6 Connector 7 Gear pump 8 One way valve 9 Overflow valve 10 Anti explosion valve 11 Cushion valve 12 Release valve 13 Refill valve ...

Страница 16: ...Underground Scissor Lift QJY3 2 1 16 11 exploded drawing ...

Страница 17: ...lley 4 25 upper axle 2 7 Oiless bearing 16 26 cover 2 8 Spacer bush 4 27 Fast connector 2 9 Oiless bearing 8 28 Air cylinder 2 10 Vice cylinder condom 1 29 Main cylinder 1 11 nut 8 30 Main cylinder cover 1 12 washer 8 31 fitting 1 13 Flat washer 8 32 Throttle valve 2 14 washer 8 33 Bottom axle 2 15 Oiless bearing 16 34 Circlip for shaft 2 16 axle 8 35 Bottom outer scissor arm 2 17 Arm axle 8 36 Bo...

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