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Underground Scissor Lift                                                                                                                QJY3.2-1 

 

17 

 

 

 

 

 

 

No

Parts 

Qty  No.  Parts 

Qty 

Bottom frame 

20 

Upper pulley axle 

axle 

21 

platform 

Oiless bearing 

16 

22 

Extended ramp 

Circlip for shaft 

24 

23 

Upper outer scissor arm 

Bottom pulley axle 

24 

Upper inner scissor arm 

Bottom pulley 

25 

upper axle 

Oiless bearing 

16 

26 

cover 

Spacer bush 

27 

Fast connector 

Oiless bearing 

28 

Air cylinder 

10 

Vice cylinder condom 

29 

Main cylinder 

11 

nut 

30 

Main cylinder cover 

12 

washer 

31 

fitting 

13 

Flat washer 

32 

Throttle valve 

14 

washer 

33 

Bottom axle 

15 

Oiless bearing 

16 

34 

Circlip for shaft 

16 

axle 

35 

Bottom outer scissor arm 

17 

Arm axle 

36 

Bottom inner scissor arm 

18 

Oiless bearing 

37 

Vice cylinder 

19    Upper pulley 

 

 

 

Summary of Contents for QJY3.2-1

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

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

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

Page 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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