Presto Lifts XZ Series Installation, Operation And Service Manual
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Presto Lifts XZ Series Installation, Operation And Service Manual

Floor level lifts, floor level tilts, floor level lift & tilts
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XZ Floor Level Lifts,
TZ Floor Level Tilts
&
XZT Floor Level
Lift & Tilts
Installation, Operation
and Service Manual
Model Number ___________________
Serial # _________________________
Date placed in service _____________
IMPORTANT: READ CAREFULLY
BEFORE INSTALLING OR OPERATING LIFT
Part orders are subject to a $50 minimum charge.
March 2020

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Summary of Contents for Presto Lifts XZ Series

  • Page 1 XZ Floor Level Lifts, TZ Floor Level Tilts & XZT Floor Level Lift & Tilts Installation, Operation and Service Manual Model Number ___________________ Serial # _________________________ Date placed in service _____________ IMPORTANT: READ CAREFULLY BEFORE INSTALLING OR OPERATING LIFT Part orders are subject to a $50 minimum charge. March 2020...
  • Page 2 This label (part # 10095524) is required by California law. For more information visit www.65Warnings.ca.gov. This label (part # 10095524) is required by California law. For more information visit www.P65Warnings.ca.gov. Page 2 — PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS...
  • Page 3 Presto Lifts with the machine’s serial number. Any claim for breach of this warranty must be received in writing by Presto Lifts within the warranty period. Warranties shall not cover failure or defective operation, caused by misuse, misapplication, negligence or accident, exceeding recommended capacities, or any alteration or repair of the item pur- chased which has not been authorized by Presto Lifts.

  • Page 4: Table Of Contents

    C O N T E N T S WARRANTY ........................4 Introduction ....................5 SECTION 1: Responsibility of Owners and Users ................6 Safety ......................7 SECTION 2: Safety Alert Symbols and Signal Words ..............9 Installation ....................10 SECTION 3: A.
  • Page 5 Where unique situations arise, which are not covered in this manual, contact Presto Lifts, Inc. for further instructions. Additional manuals are available upon request. The floor level lifts have a nameplate that provides the load capacity ratings, serial number and model identifi- cation.

  • Page 6: Responsibility Of Owners And Users

    Responsibility of Owners and Users Inspection and Maintenance The device shall be inspected and maintained in proper working order in accordance with Presto’s owner’s manual. Removal from Service Any device not in safe operating condition such as, but not limited to, excessive leakage, missing rollers, pins, or fasteners, any bent or cracked structural members, cut or frayed electric, hydraulic, or pneumatic lines, damaged or malfunctioning controls or safety devices, etc.
  • Page 7 DO NOT INSTALL OR OPERATE THESE LIFTS WITHOUT CAREFULLY READING THIS MANU- AL. Presto Lifts, Inc. has identified certain hazards which may occur during the installation, maintenance and use of these lifts.
  • Page 8 WARNING! Do not perform any repair work on a lift in a fully extended position. All personnel must stand clear of the lift when the lift is in motion. Do not put hands or feet under lift. Do not work under lift without securing it first with proper maintenance devices.

  • Page 9: Safety Alert Symbols And Signal Words

    SAFETY ALERT SYMBOLS AND SIGNAL WORDS The safety of all persons operating, maintaining, repairing, or in the vicinity of this equipment is of paramount concern. This is a powerful machine with moving parts, and is capable of causing personal injury if proper precautions are not taken.
  • Page 10 c. Make sure that the complete base of the lift is in S E C T I O N 3 contact with the floor. In order to provide com- INSTALLATION plete contact with the floor, the base may be shimmed or grouted. A.
  • Page 11 Where below freezing temper- See Figure 9 for 208-480 Volts 3 PH atures sometimes exist, special oils must be used. Contact Presto Lifts, Inc. for information and WARNING! recommendations when freezing conditions exist. Do not tamper with or remove the cover for the electrical junction box.
  • Page 12 WARNING! exhibits strange movements or sound. Do not con- Do not maintain the switches energized if the lift tinue to operate the lift until it has been checked does not move or has reached its up or down lim- and repaired. its.

  • Page 13: Chocking Procedures

    3. Insert the pin which is secured to the lift through ched to the lift. Contact Presto Lifts, Inc. for the the holes provided in the wheel tray. Be sure the recommended parts, if yellow safety chocks are pin enters both holes and through the center of not available.

  • Page 14: Troubleshooting Maintenance

    3. Motor overheats: a. Excessive cycle rates (15 cycles per hour max.) Check actual time in use. b. Low voltage: Check voltage at motors. c. Oil starvation: Check filter in reservoir. LIFT OPERATING SLOWLY 1. Up cycle: a. Oil starvation: Check filter in reservoir. Check for pinched hydraulic lines.

  • Page 15: Tz Pinch Points

    S E C T I O N 6 3. Disconnect the hydraulic hose from the cylinder SERVICE and cap the line to prevent hydraulic fluid loss. A. ORDERING REPLACEMENT PARTS: 4. Remove the cylinder pin by loosening the set screws holding the pin. Remove the bolt holding the 1.

  • Page 16: Xz Pinch Points

    chocks, cycle lift 2-3 times and recheck oil reservoir 12. Remove and replace seals and wipers. for oil level. 13. Assemble piston and gland to piston ram. C. REPLACING LEG ROLLERS ON XZ LIFT: 14. Assemble ram nut to piston ram and torque to 100 ft/lb.

  • Page 17: Electrical Schematic 115 Volt Ac, 1 Phase

    Figure 6: Electrical Schematic 115 Volt AC, 1 Phase XZ & TZ Figure 7: Electrical Schematic 208, 220, 460 Volt AC, 3 Phase ZX & TZ Page 17 PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS —...

  • Page 18: Hydraulic Schematic

    Figure 8: Hydraulic Schematic Page 18 — PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS...
  • Page 19 Figure 9: Electrical Schematic 115 Volt, AC 1 Phase Page 19 PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS —...
  • Page 20 Figure 10: Electrical Schematic 208, 220, 440, 450 Volt, 3 Phase Page 20 — PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS...
  • Page 21 Figure 11: XZT Hydraulic Schematic Page 21 PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS —...

  • Page 22: Hydraulic Parts Layout

    DESCRIPTION OF PART LIFT MODEL Cylinder Seal Kit, 3-1/2” Cylinder Down Solenoid, 115 Volts Down Solenoid, 24 Volts AC Pump Solenoid Stem Hand Control Foot Control Toe Guard, 64” TX, 50 Toe guard, 58” TX, 44 Clevis Pull Pin Figure 12: Hydraulic Parts Layout – XZ & TZ Page 22 —...

  • Page 23: Hydraulics

    Figure 13: Replacement Parts XZT DESCRIPTION OF PART LIFT MODEL Hi Pressure Hose 38” Hi Pressure Hose 96” Lo Pressure Hose 8” Hydraulic Safety Fuse Tee Connector Tee Assembly w/tapped holes 45 Elbow Steel Tubing, left side Steel Tubing, left side Steel Tubing, right side Steel Tubing, right side Flow Control...

  • Page 24: Safety

    Figure 13: Replacement Parts XZT continued DESCRIPTION OF PART LIFT MODEL Cylinder Seal Kit, 3-1/2” Cylinder Down Solenoid, 115 volts Down Solenoid, 24 volts AC Pump Solenoid Stem Hand Control Foot Control Roller Assembly Toe Guard, 64 _” XZ & TZ, 50 Toe Guard, 58 _”...
  • Page 25 Figure 14: XZT HPU Mounted on Stand Page 25 PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS —...
  • Page 26 Figure 15a: XZT Hydraulic Parts Layout Front View Page 26 — PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS...
  • Page 27 Figure 15b: XZT Hydraulic Parts Layout Back View Page 27 PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS —...
  • Page 28 XZT Hydraulic Parts List Hy Tank Int Hy Ftg Adptr Hy Ftg Adptr Hy Pump 1 GPM Hy Screen El Wire El Mot 1.5HP 3P Bk-El Ftg Conn Bk-El Ftg Conn El Ftg Strn Rlf Bk-El Ftg Strn Rlf El Ctrl Panel 230/460 115AC N12 Hy Hose Assy Hy Ftg Adptr Hy Ftg Adptr...
  • Page 29 Figure 16: XZT with Up/Down Alarm Pedestal Control ITEM # QTY DESCRIPTION BLK PB W/EXTRA CONTACTOR NO/NO/NC GRN PB W/EXTRA CONTACTOR NO/NO/NC BLK PB NO/NC UP/DOWN ALARM BELL 12 FT -- 16/5 SJ0 BLK CONTROL CORD Page 29 PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS —...
  • Page 30 Table 1 – Hydraulic Oil Specifications If the lift will be used at normal ambient temperatures, Presto Lifts supplies the unit with Conoco Super Hydraulic 32 oil. This may be replaced by any other good quality oil with 150 SSU at 100° F and rust and oxidation inhibitors and anti-wear properties.

  • Page 31: Ordering Replacement Parts

    Ordering Replacement Parts Presto Lifts has carefully chosen the components in your unit to be the best available for the purpose. Replacement parts should be identical to the original equipment. Presto Lifts will not be responsible for equipment failures resulting from the use of incorrect replacement parts or from unauthorized modifications to the unit.
  • Page 32 Page 32 — PRESTO OWNER’S MANUAL: XZ, XZT FLOOR LEVEL LIFTS & TZ FLOOR LEVEL TILTS...
  • Page 33 PARTS Standard parts may be returned with a 20% restocking fee. Modified or custom-engineered parts are not returnable. Unfortunately, due to potentially concealed damage, all sales of electrical assemblies are final. QUALITY ISSUES Should you feel there is a quality problem, please contact the seller to ask questions and gather information on how to rectify the issue.
  • Page 34 Presto Lifts. Customers shipping returns from the Continental US, Canada, or Mexico have thirty (30) days from date of RMA issue to have the product arrive at Presto Lifts’ facility. All merchandise must arrive Free on Board at Presto Lifts’ facility or the shipment will be refused and returned to the sender.

This manual is also suitable for:

Tz seriesXzt series

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