background image

18

Presto Lifts

PDL Dock Lift Manual

5.  Remove the lifting eyes and save them for future use, if needed.
6.  Once the platform has been raised and the maintenance device has been engaged, 

verify the pins at the base of the hydraulic cylinders are properly seated.

VERIFY CYLINDERS ARE 

PROPERLY SEATED AFTER 

MANUALLY RAISING THE 

PLATFORM

7.  Ensure the machine is level. If necessary, use shims beneath the lag plates. All load 

bearing points of the base frame must be fully supported by using grout beneath the 

base frame.

An improperly supported base frame can cause excess wear and/or permanent 

damage to the machine.

CROSS HATCHING INDICATES AREAS THAT 

HINGE END

ROLLER TRACKS (BOTH SIDES)

NEED TO BE SHIMMED AND/OR GROUTED, 

ONCE LEVELED.

FRONT ROLL-OVER SUPPORT

SIDE ROLL-OVER 

SUPPORT (BOTH SIDES)

LAG PLATES (ALL 

FOUR CORNERS)

8.  Anchor the machine using appropriate anchors.

Summary of Contents for Dock Lift Series

Page 1: ...ton MA 02766 800 343 9322 Fax 888 788 6496 service prestolifts com www PrestoLifts com The information in this manual is for our standard machines if you have any questions regarding the specification...

Page 2: ...t Plan 13 4 4 Recommended Pad Plan 15 4 5 Alternative Pad Plan 16 4 6 General Installation 17 5 Operation 21 5 1 Loading 22 6 Maintenance Repair 23 6 1 Maintenance Device 24 6 2 Periodic Maintenance 2...

Page 3: ...luid 33 9 2 Typical Hydraulic Schematic 33 9 3 Hose Specifications 33 9 4 Typical Hydraulic Power Unit 34 9 5 Hydraulic Arrangement 35 9 5 1 Standard Hydraulic Arrangement 35 9 5 2 Alternative Hydraul...

Page 4: ...L60 60 10 000 lb 59 8 18 x 60 6 x 8 8 x 10 3 2 HP PDL60 80 10 Model Lift Capacity Rise Time Approx Weight PDL60 50 5 000 lb 27 seconds Up to 4 000 lb PDL60 60 6 000 lb PDL60 80 8 000 lb 42 seconds 1 2...

Page 5: ...be taken as applicable 1 Remove the load from the platform 2 Lower platform to the full down position 3 Relieve system pressure from all circuits before loosening or removing any components 4 All cont...

Page 6: ...ting the operation of the machine 3 Factors affecting stability 4 The purpose of placards and decals 5 Workplace inspection 6 Safety rules and regulations 7 Authorization to operate 8 Operator warning...

Page 7: ...the safety standards established for the workplace 6 Reporting problems or malfunctions The operator shall immediately report to a supervisor any problem s or malfunction s that become evident during...

Page 8: ...riangle safety red exclamation mark safety red background B For use with WARNING signal word safety black triangle safety orange exclamation mark C For use with CAUTION signal word safety black triang...

Page 9: ...l 2 3 Safety Devices This machine is equipped with devices and features to protect the operator and nearby personnel from severe injury or death These features and devices shall be installed and funct...

Page 10: ...cate potential hazards this machine may pose when operating and or maintaining the machine All labels must be legible If any label is missing damaged or otherwise illegible contact the manufacturer fo...

Page 11: ...11 Presto Lifts PDL Dock Lift Manual BK LD TAG SOUTH BK LD TAG SOUTHWORTH 5900158...

Page 12: ...Never enter beneath the platform unless the machine is unloaded and secured against lowering using the maintenance device If unable to engage the maintenance device the platform must be secured agains...

Page 13: ...l is for our standard machines if you have any questions regarding the specifications and dimensions of your actual lift table contact Presto Lifts Customer Service or Presto Lifts Sales if your order...

Page 14: ...BASE FROM THE MUST BE SHIMMED AND OR GROUTED AFTER LEVELING OF THE BASE FRAME TO ENSURE PROPER BASE FRAME SUPPORT CONDUIT RUN IS REQUIRED FOR ROUTING OF HYDRAULIC HOSES AND ELECTRICAL WIRING UNLESS AL...

Page 15: ...MUST BE SHIMMED AND OR GROUTED AFTER LEVELING OF THE BASE FRAME TO ENSURE PROPER BASE FRAME SUPPORT CONDUIT RUN IS RECOMMENDED FOR ROUTING OF HYDRAULIC HOSES AND ELECTRICAL WIRING 2 ELECTRICAL CONDUI...

Page 16: ...DED 6 LAGS FILLED WITH CONCRETE TYP BY CONTRACTOR 8 STEEL PIPE PLATFORM LENGTH PLATFORM WIDTH FRAME LAGS 2X BASE 6 NOTES IF SUMP IS NOT USED THE BASE FRAME MUST BE RAISED 1 2 TO ALLOW FOR PROPER WATER...

Page 17: ...on Skip instructions three and four Ensure lifting eyes have been removed completely before attempting to raise the platform when using the HPU 3 If manually raising the platform of the lift remove th...

Page 18: ...M 7 Ensure the machine is level If necessary use shims beneath the lag plates All load bearing points of the base frame must be fully supported by using grout beneath the base frame An improperly supp...

Page 19: ...ections according to the specifications and wiring schematic See Section 8 Electrical on page 31 Typical required connections during installation shown here Note that there can be variations in the co...

Page 20: ...BE IN RAISED POSITION BEFORE RAISING OR LOWERING THE PLATFORM ALL HANDRAILS MUST BE INSTALLED AND SECURED BEFORE PERSONNEL MAY RIDE ON LIFT 14 Check all hydraulic hoses and connections wiring and elec...

Page 21: ...the platform unless ANSI MH29 1 compliant personnel guarding is provided Guarding must be installed and operational before use Keep hands feet and loose clothing away from moving parts during operati...

Page 22: ...tform is at the desired height To lower the machine press and hold the DOWN button on the controls Release the button when the platform is at the desired height 5 1 Loading The Center of Gravity CG of...

Page 23: ...nds feet and loose clothing away from moving parts during operation Only trained authorized and qualified personnel shall perform maintenance or repair of this machine Personnel repairing or maintaini...

Page 24: ...maintenance or repair 1 Remove any load on the platform of the machine 2 Verify that all personnel and debris are clear of the work area 3 Raise the lift to the fully raised position 4 Engage maintena...

Page 25: ...e used Contact customer service is machine is equipped with a style other what is shown 6 2 Periodic Maintenance Before each use ensure area is clear of debris and sump drain is clear and there is no...

Page 26: ...all hydraulic hoses and fittings Repair or replace as necessary Inspect all electrical wiring and connections Repair or replace as necessary Inspect limit switches if applicable Repair replace or adju...

Page 27: ...tenance device See Section 6 1 Maintenance Device on page 24 High pressure fluid can cause severe injury or death Always use proper personal protective equipment when performing any maintenance or rep...

Page 28: ...from the use of incorrect replacement parts or from unauthorized modifications of the machine Presto Lifts will gladly supply you with replacement parts for your Presto Lifts equipment With your orde...

Page 29: ...tely 3 4 from the top of the tank Lift has reached it upper limit Upper limit switch may need to be adjusted Motor voltage too low Supply voltage must be 10 of the rated voltage at the motor terminals...

Page 30: ...hile pressing the down button Down Flow control may need to be adjusted Adjust down flow control as needed Lift raises too slowly Voltage may be low Check voltage at motor Supply voltage must be 10 of...

Page 31: ...ing the primary voltage in the field will require changing some components and also other adjustments contact Presto Lifts Customer Service for further assistance 8 1 Wiring Schematic M1 1 2 3 5 Sol D...

Page 32: ...ONNECT L1 TO 208 230 460 3 60 SUPPLY VOLTAGE SEE 96 ELECTRICAL INFORMATION SECTION 1 2 3 4 5 6 VOLTAGE FROM FUSED DISCONNECT BY CUSTOMER JUMPER A ENSURE PROPER FUSES ARE USED AND OVERLOAD RELAY IS ADJ...

Page 33: ...CHANICAL TUBING SUCTION SCREEN RESERVOIR THE REVISIONS REV ZONE DESCRIPTION DATE REVISED BY ECN A REDRAWN IN SOLIDWORKS EXCESS FLOW PROTECTOR WAS BACKWARDS 12 23 2020 SMP 064326 2 1 1 2 B A 16 A FRACT...

Page 34: ...ontrol panel In some cases they are separate Contact Presto Lifts Customer Service for further assistance ADJUSTABLE FLOW TO LIFT BREATHER CONTROL PANEL PUMP PRESSURE LINE MOTOR DOWN SOLENOID VALVE CO...

Page 35: ...en machine is installed in a pit pad WITH an under lift conduit run for routing hydraulic hoses and electrical wiring ROLLER END FROM HPU LINE COUPLINGS FOR PRESSURE EXCESS FLOW VENT LINE CONNECTIONS...

Page 36: ...hine is installed on a pad WITHOUT an under lift conduit run for routing hydraulic hoses and electrical wiring VENT LINES HYDRAULIC PRESSURE EXCESS FLOW 37 1 2 9 16 18 COUPLINGS FOR VENT LINES PROTECT...

Page 37: ...e remedy under any such warranty sale agreement or contract Presto Lifts will not be liable for consequential incidental exemplary or punitive damages of any kind resulting from a breach of any warran...

Reviews: