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29

Presto Lifts

PDL Manual

9.5    

Hydraulic Arrangements

9.5.1. 

Standard Hydraulic Arrangement

Applicable when machine is installed in a pit/pad with an under lift 

conduit run for routing hydraulic hoses and electrical wiring.

9.5.2. 

Alternative Hydraulic Arrangement

Applicable when machine is installed in a pit/pad without 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 

PUSH-TO-CONNECT

FITTING FOR VENT 

HYDRAULIC CYLINDERS

PROTECTOR

HINGE END

VENT

LINES

PRESSURE LINE 

37 1/2  9/16-18

& VENT LINES

HYDRAULIC PRESSURE 

EXCESS FLOW 

37 1/2  9/16-18

COUPLINGS FOR 

VENT

LINES

PROTECTOR

HYDRAULIC CYLINDERS

PRESSURE LINE 

PUSH-TO-CONNECT

FITTING FOR VENT 

LINE

ROLLER END

HINGE END

Содержание ECOA PDL60-50

Страница 1: ...el Serial Number Date placed in service PDL Owner s Manual PDL60 50 PDL60 60 PDL60 80 Presto Lifts Inc 50 Commerce Way Norton MA 02766 Phone 800 343 9322 Fax 888 788 6496 www PrestoLifts com Email ser...

Страница 2: ...stallation 9 4 1 External Power Unit 9 4 2 Pit Installation 9 4 3 Typical Pit Plan 10 4 4 Recommended Pad Plan 11 4 5 Alternative Pad Plan 12 4 6 General Installation 13 4 7 Testing 16 5 Operation 17...

Страница 3: ...rements for Industrial Scissors Lifts 7 Troubleshooting 24 8 Electrical Information 26 8 1 Wiring Schematic 26 8 2 Control Panel 27 9 Hydraulic Information 28 9 1 Hydraulic Fluid Specifications 28 9 2...

Страница 4: ...ions shall be taken as applicable 1 Remove the load from the load enclosure 2 Lower the platform to the full down position 3 Relieve system pressure from all circuits before loosening or removing any...

Страница 5: ...eration shall operate the machine Such topics covered shall include but not necessarily be limited to the following issues and requirements 2 A pre start inspection 3 Responsibilities associated with...

Страница 6: ...uipment When other moving equipment or vehicles are present special precautions shall be taken to comply with the safety standards established for the workplace Reporting problems or malfunctions The...

Страница 7: ...hite triangle 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...

Страница 8: ...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 for rep...

Страница 9: ...1 Maintenance Devices Use appropriate lifting device to lift the machine Use a load spreader to lift the machine Lift the machine using the provided lifting eye bolts only Do not lift the machine by...

Страница 10: ...ENTER LINE OF FROM EACH END 12 O C WITH ONE 3 1 2 X 6 LOCATED PREVENT STANDING WATER PIT DRAIN AS REQUIRED TO BE IN PIT BY CONTRACTOR CROSS HATCHING INDICATES AREAS OF BASE FROM THE MUST BE SHIMMED AN...

Страница 11: ...CATES AREAS OF BASE FRAME THAT 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 ELECTRI...

Страница 12: ...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 DRAI...

Страница 13: ...es The second set of holes have a nut welded to the bottom of the platform and are used to manually raise the platform for access during installation Reattach the chain or strap Lifting eyes must be h...

Страница 14: ...ase 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 8 Anchor the machine using appro...

Страница 15: ...cal required connections during installation shown here 12 If applicable install and anchor ramp 13 Install handrails and snap cables chains 14 Check all hydraulic hoses and connections wiring and ele...

Страница 16: ...e end of travel Do not continue to power the lift once the lift has reached the end of travel or the lift may be damaged If the lift is equipped with a vertical travel limit switch the motor should au...

Страница 17: ...wering with the maintenance device s Do not load or unload the machine while moving The load s center of mass must be centered on the platform Uneven or off center loading may cause excessive wear or...

Страница 18: ...oper personal protective equipment when working with pressurized systems Relieve hydraulic system pressure before performing any maintenance on the hydraulic system Contact Customer Service for assist...

Страница 19: ...ntenance device s Standing Style Maintenance Devices Remove the device from the stowed position Install the maintenance device over the post located on the hinged end of the base frame The end of the...

Страница 20: ...the roller tracks Both maintenance devices must be used Drop In Style Maintenance Devices Place both maintenance devices into the roller tracks Place the devices such that the long side is in contact...

Страница 21: ...the appearance of the hydraulic fluid The fluid should be transparent and clear of debris Inspect all hydraulic hoses and fittings Repair or replace as necessary Inspect all electrical wiring and conn...

Страница 22: ...and engage the maintenance device s See section 6 1 Maintenance Devices 2 Loosen the locking nut on the striker 3 Thread the striker in or out as needed to achieve the desired raised height Make smal...

Страница 23: ...2 Loosen the locking nut on the side of the proximity switch closest to the junction box Do not loosen the locking nut on the side closest to the leg to maintain the correct distance from the leg 3 Sl...

Страница 24: ...he rated voltage at the motor terminals Tank breather plugged Make sure breather plug on hydraulic tank is installed and not blocked Suction filter is clogged Clean suction filter Vacuum leak in the s...

Страница 25: ...be clogged Remove necessary components and clean Pump may be overheating due to insufficient oil Check fluid level and viscosity Pressure relief valve is activated If there is a loud squealing noise...

Страница 26: ...requency Full Load Amp Required Supply Fusing 460 3 60 4 6 AMP 230 3 60 8 12 AMP 208 3 60 8 4 12 AMP M1 1 2 3 5 Sol DOWN VALVE SOLENOID 2 HPU MOTOR STARTER M1 OL 2 3 5 L1 L1 L3 L2 FUSED DISCONNECT BY...

Страница 27: ...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 ADJUSTED FOR...

Страница 28: ...Power Unit 9 4 Hose Specifications ADJUSTABLE FLOW TO LIFT BREATHER CONTROL PANEL PUMP PRESSURE LINE MOTOR DOWN SOLENOID VALVE CONTROL REMOVE PLUG AND REPLACE WITH VENT LINE ELBOW AND CONNECT VENT LIN...

Страница 29: ...installed in a pit pad without 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 PUSH TO CO...

Страница 30: ...t Presto Lifts discretion This is buyer s sole remedy under any such warranty sale agreement or contract Presto Lifts will not be liable for consequential incidental exemplary or punitive damages of a...

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