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Rev. 

06/17/2020

 

 

 

 

 

Installation, Operation & Maintenance Manual 

Dual Scissor Lift

 

 

M

ODEL 

DX77 

7,700

 LBS

.

 

C

APACITY

 

3,850

 LBS

.

 PER 

P

AD

 

 
 
 

2311 South Park Rd Louisville, Kentucky 40219 

Email:

[email protected]

 Web 

site:

www.challengerlifts.com

 

Office 800-648-5438 

/

 502-625-0700   Fax 502-587-1933 

 
 

IMPORTANT:

  READ THIS MANUAL COMPLETELY BEFORE

 

INSTALLING or OPERATING LIFT 

Summary of Contents for DX77 Series

Page 1: ...DEL DX77 7 700 LBS CAPACITY 3 850 LBS PER PAD 2311 South Park Rd Louisville Kentucky 40219 Email sales challengerlifts com Web site www challengerlifts com Office 800 648 5438 502 625 0700 Fax 502 587 1933 IMPORTANT READ THIS MANUAL COMPLETELY BEFORE INSTALLING or OPERATING LIFT ...

Page 2: ...Distance to Controls Refer to Fig 2 F Platform Length 59 G Ramp Length 11 H Overall Length 83 J Raise Height 70 74 K Lowered Height 4 Max Capacity at 7 Net Rise 7 700 lbs 3 500 kg Max Capacity at 3 Net Rise 3 850 lbs 1 750 kg Lifting Time 43 Seconds Motor 2HP Single Phase 60Hz 208 220 Air Supply Required 90 120 psi Clean and Dry Based on 21 for Dimension C but can be adjusted accordingly Lift capa...

Page 3: ...s required for your installation Failure by purchaser to provide the recommended mounting surface could result in unsatisfactory lift performance property damage or personal injury LOCATION This lift has been evaluated for indoor use only with an operating ambient temp range of 5 40 C 41 104 F ELECTRICAL REQUIREMENTS For lift installation and operation it is necessary to have a dedicated circuit w...

Page 4: ...ons exist see page 3 NOTE The correct orientation of the platforms DX SX is critical for proper layout of the lift The SX pad contains the longer air line which is located under the front pivoting ramp 2 See Fig 2 for control console location Relocating the control console further away than the standard distance will require the installer to provide suitable hydraulic hoses and air line Additional...

Page 5: ...enger Lifts does not recommend placing the console in a different location or orientation and doing so would be the responsibility of the installer and or end user IMPORTANT Control console should always be orientated so operator is facing the direction of the lift when operating the lift 8 If lift will be a flush mount application the total run length of the pipe chase from pit to bottom rear of ...

Page 6: ...Model DX77 Installation Operation and Maintenance Page 6 Rev 06 17 2020 DX77 IOM A doc FOR FLUSH MOUNT ONLY Fig 3 Flush Mount Pit Specifications ...

Page 7: ... and route both hydraulic lines from the pads thru the bottom rear of the control unit 13 Connect the hydraulic lines to the block connections inside the control unit Fig 5 NOTE The hydraulic lines from the lift platforms can connect to either port Fig 5 Hydraulic Connection 14 Inside the control console locate the 2 Ø4mm air lines One will lead to the pads the other air line will have a 1 8 NPT f...

Page 8: ...ould conform to ANSI Standard B212 15 1994 520 to 530 Do not use excessively worn bits or bits which have been incorrectly sharpened A core bit may be necessary if an obstruction is encountered Never substitute with a shorter anchor 20 Recheck the layout dimensions Fig 1 Raise the lift and use the 4 holes in the base of each pad as a template Drill through the floor if possible 21 Vacuum dust from...

Page 9: ...guide 29 Return all provided literature including this manual to the literature pack envelope and deliver the envelope to the owner operator employer 30 Complete the online warranty registration refer to the included warranty statement SYNCHRONIZATION 31 It may be necessary to re synchronize the hydraulic system occasionally 32 With the lift unloaded open the door to the console by pushing up and ...

Page 10: ...RING LEGEND Brown Grn Yel Blue T1 T2 L1 L2 SUPPLY 208 240 VAC 60Hz 1Ø Ground Service Disconnect Switch 1 5 4 6 M Black Blue White Brown Grn Yel White Black Each lift should have a dedicated circuit with a 30 Amp double pole breaker or time delay fuse Wiring must comply with all local electrical codes Electrical code requires a service disconnect for this device We suggest this service disconnect b...

Page 11: ...hat the lift inspectors are qualified and that they are adequately trained in the inspection of the lift The Owner Employer shall establish procedures to periodically maintain the lift in accordance with the lift manufacturer s instructions or ANSI ALIOIM 2008 American National Standard for Automotive Lifts Safety Requirements for Operation Inspection and Maintenance and the employer shall insure ...

Page 12: ...ts LOWERING A VEHICLE 1 Ensure that the area under the vehicle is clear of personnel and tools 2 If lift is sitting in the locks raise the lift out of the locks by pressing the UP button until the locks are clear 3 Lower the vehicle by first pressing the LOCK RELEASE button then the DOWN button If pads do not stay level during lowering discontinue lowering and check the lock mechanisms for proper ...

Page 13: ...Model DX77 Installation Operation and Maintenance Page 13 Rev 06 17 2020 DX77 IOM A doc ...

Page 14: ...T 24 3036025666 4 PIN UPPER SCISSOR PIVOT 25 3036025970 4 RAMP WELD 26 3036025791 4 PIN RAMP PIVOT 27 3036025675 4 PIN RAMP LOCK PIVOT 28 3036025795 4 RAMP LOCK LEVER 29 3036025671 4 LEVER ROLLER SPACER 30 3012151581 4 RAMP ROLLER 31 3036025686 28 SNAP RING CAPTURE 32 3036025672 4 LEVER ROLLER 33 1251041005 4 LOCK RELEASE AIR CYLINDER 34 1141070001 28 BUSHING Ø30mm X 20mm Lg 35 1141040000 8 BUSHIN...

Page 15: ...Model DX77 Installation Operation and Maintenance Page 15 Rev 06 17 2020 DX77 IOM A doc ...

Page 16: ...UBE SWIVEL ELBOW 38 DX77 51 1 9 16 O RING x 9 16 O RING COUPLER 39 44011 10 170 1 EXTERNAL FLOW CONTROL 40 DX77 50 1 6 JIC FEMALE x 6 O RING MALE 41 AB 10714 1 POWER UNIT 42 3036025090 1 MASTER CYLINDER 43 1120160100 2 PRESSURE RELIEF VALVE 360 bar 44 1120160100 80 1 PRESSURE RELIEF VALVE 80 bar 45 1251120000 3 BALL VALVE 46 17108 2 6 32 x 1 1 4 Lg PAN HEAD SCREW 47 17109 2 6 32 HEX NUT 48 17112 2...

Page 17: ... QTY LIFT DESCRIPTION 1 DX77 10 2 SURROUND WELD 2 DX77 25 2 HOSE PROTECTOR 3 68029 12 1 2 x 3 3 4 ANCHOR BOLT 4 10354 2 4 HOSE COVER 5 10354 4 1 HOSE COVER 34 1 4 OPTIONAL 6 484985 26 1 4 x 1 1 2 DRIVE ANCHOR 7 10354 3 1 HOSE COVER 90 DX77 Flush Mount Components Part DX77 FM ITEM PART QTY LIFT DESCRIPTION 10 DX77 01 2 FLUSH MOUNT PIT FRAME ...

Page 18: ...Model DX77 Installation Operation and Maintenance Page 18 Rev 06 17 2020 DX77 IOM A doc REVISIONS 06 17 2020 UPDATED FRONT COVER ADDRESS ...

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