Upright MX15 Service Manual

Upright MX15 Service Manual

Scissor lift, work platform
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MX15 and MX19
Work Platform
Serial Numbers 20600 - Current
Publication Number: 113101-000

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Summary of Contents for Upright MX15

  • Page 1 MX15 and MX19 Work Platform Serial Numbers 20600 - Current Publication Number: 113101-000...
  • Page 2 Serial Number 20600 – Current When contacting UpRight for service or parts information, be sure to include the MODEL and SERIAL NUMBERS from the equipment nameplate. Should the nameplate be missing, the SERIAL NUMBER is also stamped on top of the chassis above the front axle pivot.
  • Page 3 This manual consists of five (5) parts. P E R A T O R A N U A L A copy of the Operator Manual that is stored on every UpRight Aerial Work Platform. 1 - G E C T I O N...
  • Page 4 Foreword OTES Page ii Service Manual...
  • Page 5 • LOOK up, down and around for overhead obstructions and electrical conductors. • DISTRIBUTE all platform loads evenly on the platform. • NEVER use damaged equipment. (Contact UpRight for instructions. See toll free phone number on inside back cover.) • NEVER change operating or safety systems.
  • Page 6 Specifications ...............16 Page 2 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 7: Introduction

    Introduction NTRODUCTION This manual covers the application of the MX15 and MX19 Aerial Work Platforms. This manual must be stored on the machine at all times. Read, understand and follow all safety rules and operating instructions before attempting to operate the machine.
  • Page 8: Controls And Indicators

    6. Check that all guardrails are properly in place and secured. 7. Inspect the machine thoroughly for cracked welds, loose or missing hardware, hydraulic leaks, dam- aged cables or hoses, loose wire connections and wheel bolts. Page 4 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 9: System Function Inspection

    23. Push the Platform Emergency Stop Switch to check for proper operation. All machine functions should be disabled. Pull out the Platform Emergency Stop Switch to resume. 113100-000 | MX15 / MX19 - Operator Manual Page 5...
  • Page 10: Pre-Operation Safety Inspection

    Observe the tires while maneuvering the machine to ensure proper direction. NOTE: Steering is not self-centering. Wheels must be returned to the straight ahead position by operating the Steering Switch. Page 6 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 11: Emergency Lowering

    1. Open the Emergency Lowering Valve by pulling and holding the knob. 2. To close, release the knob. The platform will not elevate if the Emergency Lowering Valve is open. 113100-000 | MX15 / MX19 - Operator Manual Page 7...
  • Page 12: Parking Brake Release

    2. Park the machine on a firm level surface, preferably under cover, secure against vandals, children and unauthorized operation. 3. Turn the Chassis Key Switch to OFF and remove the key to prevent unauthorized operation. Page 8 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 13: Transporting The Machine

    O R K L I F T FRONT REAR IMPORTANT: Forklifting is for transport only. Both the MX15 and MX19 may be fork- lifted from the rear end of the machine between the wheels.They may also be forklifted from the side using the forklift pockets shown in Figure 6.
  • Page 14: Maintenance

    3. Push and hold the sensor off of level. 4. Push the Chassis Lift Switch to the UP position. • The alarm should sound, and the platform should not lift. 5. Close and latch the door. Level Sensor Page 10 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 15: Hydraulic Fluid

    Always wear safety glasses when working near batteries. Battery fluid is highly corrosive. Thoroughly rinse away any spilled fluid with clean water. Always replace batteries with UpRight batteries or manufacturer approved replacements weighing 26,3 kg (58 lbs.) each. • Check the battery fluid level daily, especially if the machine is being used in a warm, dry climate.
  • Page 16 • Lights remain ON until the AC power supply is disconnected. NOTE: The battery charger circuit must be used with a GFI (Ground Fault Interrupt) outlet. NOTE: DO NOT operate the machine while the charger is plugged in. Page 12 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 17: Daily Inspection And Maintenance Schedule

    Check for operation and leaks. Check condition of deck. Elevating Assembly Inspect for structural cracks. Tires Check for damage. Emergency Operate the emergency lowering valve and check Lowering System for serviceability. 113100-000 | MX15 / MX19 - Operator Manual Page 13...
  • Page 18: Labels

    CHASSIS. WELDMENT REST ON BRACE. MX19 101250-000 STORED NEUTRAL 063255-001 063255-001 DOWN REVERSE LIFT DRIVE 801 S. PARK ST. MADERA CALIFORNIA 93737 USA EMERGENCY STOP 9 101222-004 066556-001 066559-000 061205-005 Page 14 113100-000 | MX15 / MX19 - Operator Manual...
  • Page 19 Labels Figure 12: Safety Labels Locations (INSIDE) (INSIDE) 113100-000 | MX15 / MX19 - Operator Manual Page 15...
  • Page 20: Specifications

    *Specifications are subject to change without notice. Hot weather or heavy use may affect performance. Refer to the Parts Manual and the Service Manual for complete parts and service information. The MX15 / MX19 meets or exceeds all applicable requirements of OSHA and ANSI A92.6-1999. Page 16...
  • Page 21: Battery Charging

    Table 1-5: Specific Gravity and Battery Voltage ......... 1-13 Table 1-6: Battery Charging, UpRight Electric and BiEnergy Machines ..... . . 1-14 Table 1-7: Battery Charger Troubleshooting .
  • Page 22 UpRight, Inc., might be done, or of the possible hazardous consequences of each conceivable way, nor could UpRight Inc. investigate all such ways. Anyone using service procedures or tools, whether or not recommended by UpRight Inc., must satisfy themselves thoroughly that neither personal safety nor...
  • Page 23 O M P O N E N T S NOTE: Always lubricate threads with clean hydraulic fluid prior to installation Use the following values to torque hydraulic components used on UpRight Aerial Work Platforms. Table 1-1: Torque Specifications for Hydraulic Components...
  • Page 24 Torque Specifications Section 1 - General Information Table 1-3: Torque Specifications for Metric Fasteners, U.S. Customary Units 12.9 10.9 Grade 12.9 Grade 10.9 Grade 8.8 Nominal Tightening Torque Tightening Torque Tightening Torque Clamp Clamp Clamp Thread Load Load Load K =,15 K =,20 K =,15 K =,20...
  • Page 25 • Optimizer with adapter (UpRight P/N 100329-000) • Flow Meter Kit (UpRight P/N 067040-000) • Quadragauge with fitting (UpRight P/N 063971-000) • 0-25 kg (0-50 Lbs.) Chain Tension Scale (UpRight P/N 107078-000) IGHT • Gland Nut Wrench (UpRight P/N 062521-000) •...
  • Page 26 UpRight Connectors Section 1 - General Information 1-6 U IGHT ONNECTORS UpRight connectors are designed so that connector parts, contacts or electrical cables may be replaced without replacing the entire connector. Figure 1-1: UpRight Connector Kits Small Kit Large Kit...
  • Page 27 E L E A S I N G O C K I N G I N G E R S Figure 1-4: Locking Finger, UpRight Connector 1. The Locking Fingers can be released following the removal of the Locking Wedge of either the male or female connector.
  • Page 28 Hydraulic Manifold Repair Section 1 - General Information 1-7 H YDRAULIC ANIFOLD EPAIR E M O V A L Refer to the Service and Repair section for model specific information. 1. Disconnect the battery. 2. Tag and disconnect the solenoid valve leads. 3.
  • Page 29 Section 1 - General Information Cylinder Repair 1-8 C YLINDER EPAIR W A R N I N G Cylinders may be very heavy. Support heavy cylinders before removing pins which secure the cylinder to the machine. E M O V A L NOTE: Refer to the Service and Repair section for the location of cylinders, and the Parts Manual for a list of parts which secure the cylinders.
  • Page 30 Electric Motors Section 1 - General Information 1-9 E LECTRIC OTORS R O U B L E S H O O T I N G Figure 1-6: Electric Motor Service 1. Read the nameplate to become familiar with Ammeter the motor, especially the rated voltage. Power 2.
  • Page 31 Section 1 - General Information Electric Motors N S P E C T I O N Once the motor has been disassembled, go through the following check-list steps to determine where the problem lies. 1. Bearings should spin smoothly and easily and have ample lubrication and be free of corrosion. 2.
  • Page 32 Battery fluid is highly corrosive. Thoroughly rinse away any spilled fluid with clean water. Always replace batteries with UpRight batteries or manufacturer approved replacements. Before disconnecting the battery negative (-) lead, make sure all switches are OFF. If ON, a spark will occur at the ground terminal which could cause an explosion if hydrogen gas or fuel vapors are present.
  • Page 33 A T T E R Y H E C K Electric UpRight Aerial Work Platforms use deep cycle batteries. If poor service life is experienced, batter- ies should be checked for bad cells. Fully charge batteries for 14 hours minimum, ensuring that the charger has completed its cycle (see “Battery Charging”...
  • Page 34 4. Connect the other end of the extension cord to a grounded AC outlet of proper current, voltage and fre- quency rating. 5. The charger turns on automatically after a short delay. Table 1-6 illustrates charging indicators. Table 1-6: Battery Charging, UpRight Electric and BiEnergy Machines Charger Display AC Charging Current...
  • Page 35 If the problem is not resolved after going through the entire table, the charger should be replaced. NOTE: The majority of chargers returned to UpRight as “failed” test good. Please follow the troubleshooting procedures carefully. Table 1-7: Battery Charger Troubleshooting...
  • Page 36 Unless recommended by UpRight, do not mix hydraulic fluids of different brands or types. The required additives and fluid viscosities may vary. If the use of hydraulic fluids other than listed below is desired please contact UpRight Product Support. OBILFLUID •...
  • Page 37 Localized Pressure or Occupied Pressure. To calculate Floor Loading, find the Total Weight of the machine. TOTAL WEIGHT = MACHINE WEIGHT + MAXIMUM PLATFORM CAPACITY. Refer to the machine specifications or contact UpRight or your UpRight dealer. O C A L I Z E D R E S S U R E ²...
  • Page 38 TM12 53.5 1,36 30.0 0,75 2209 1002 1602 1,03 243 11,63 0,118 677 1354 2.75 50,3 85.7 6,03 MX15 68.8 1,74 30.0 0,75 2961 1343 2063 1,33 245 11,73 0,119 968 1936 10.2 65,8 94.9 6,67 MX19 68.8 1,74 30.0...
  • Page 39: Elevating Assembly Brace Storage

    This section contains instructions for the maintenance of the machine. Refer to the General Information section for information relevant to all UpRight work platforms. Referring to the Operator Manual will aid in understanding the operation and function of the various components and systems of the machine, and help in diagnosing and repair of the machine.
  • Page 40 Figure 2-1: MX15 / MX19 Work Platform ........
  • Page 41 ENERAL ESCRIPTION The MX15 and MX19 are self-propelled aerial work platforms designed to provide mobility with the plat- form elevated or lowered. The elevating function shall only be used when the platform is on a firm, level surface. Travel with the platform elevated is limited to the low speed range. The machine is intended to be self-propelled only when in relatively close proximity to the work area.
  • Page 42 The preventative maintenance table has been designed for machine service and maintenance repair. Please photocopy the Preventative Maintenance Check List and use the table when inspecting the machine for service. Page 2-4 113101-000 MX15 / MX19 | Service Manual...
  • Page 43 Check for leaks at mating surfaces Hydraulic Pump Check for peeling, missing, or unreadable Check for hose fitting leaks Daily Labels Daily labels & replace Check mounting bolts for proper torque 113101-000 MX15 / MX19 | Service Manual Page 2-5...
  • Page 44 CHASSIS. Push the Chassis Lift/Lower Switch to Assembly Arm UP and elevate the platform; Weldment • MX15 - approximately 2,1 m (7 ft.). Brace • MX19 - approximately 2,7 m (9 ft,). Installed 4. Rotate the elevating assembly brace towards the...
  • Page 45 Battery fluid is highly corrosive. Thoroughly rinse away any spilled fluid with clean water. Always replace batteries with UpRight batteries or manufacturer approved replacements. Before disconnecting the battery negative (–) lead, make sure all switches are OFF. If ON, a spark will occur at the ground terminal which could cause an explosion if hydrogen gas or fuel vapors are present.
  • Page 46 Negative Lead NOTE: Replacement batteries must be equal to or greater than the weight of the originals to maintain stability when the platform is elevated. Always replace batteries with UpRight batteries or manufacturer approved replacements weighing 26,3 kg (58 lb.) each.
  • Page 47 2. Push and hold the sensor off of level while pushing the Chas- sis Lift Switch to the UP position. • The alarm should sound, and the platform should not lift. Level Sensor 3. Close and latch the door. 113101-000 MX15 / MX19 | Service Manual Page 2-9...
  • Page 48 3. Remove the defective switch and install a new one. 4. Adjust the switch-to elevating assembly tube clearance (see “Proximity Switch Adjustment” on page 2-11). 5. Connect the switch leads. 6. Store the maintenance brace and lower the platform. Page 2-10 113101-000 MX15 / MX19 | Service Manual...
  • Page 49 4,76 mm to 6,35 mm (3/16 to 1/4 in.). 5. Remove the clamp and guide and repeat the test. • If the test fails, the Proximity Switch is defective and must be replaced. 113101-000 MX15 / MX19 | Service Manual Page 2-11...
  • Page 50 Steering Switch (2) control panel. 2. Remove and replace defective parts. Refer Switch, Interlock to the Parts Manual for repair parts num- Left Handle Half bers. Boot, Handle Lever, Interlock Hall Effect Device Page 2-12 113101-000 MX15 / MX19 | Service Manual...
  • Page 51 10. Motor Controller 4. Hour Meter 11. Four Position Dip Switch 5. Emergency Stop Button - 12. Eight Position Dip Switch N.C. Contact Block (under cover) 6. Lift/Lower Switch - Toggle Switch 113101-000 MX15 / MX19 | Service Manual Page 2-13...
  • Page 52 6. Store the maintenance brace and lower the platform. 1. Cylinder Block 4. Valve Assembly 2. Spring 5. Cable Mount 3. Orifice 6. Cable Page 2-14 113101-000 MX15 / MX19 | Service Manual...
  • Page 53 Do not fill above the MAX line on the reservoir. The hydraulic reservoir has a capacity of 12.9 liter (3.4 US gal). 11. Operate all machine functions and recheck the fluid level. Add fluid if necessary. 113101-000 MX15 / MX19 | Service Manual Page 2-15...
  • Page 54 Valve adjusting screw clockwise to increase the pressure until the gauge reads 82,7 bar (1200 psi). 5. Replace the protective end-cap on the Steering Relief Valve cover. 6. Remove the pressure gauge and replace the test port cap. Page 2-16 113101-000 MX15 / MX19 | Service Manual...
  • Page 55 13. Check for proper operation of the drive system. Figure 2-11: Hydraulic Manifold Test Ports, from right side Test Port Main Relief Valve Steering Relief Reverse Valve Lift Relief Counterbalance Valve Valves Forward Flow Divider Counterbalance Valve Valve 113101-000 MX15 / MX19 | Service Manual Page 2-17...
  • Page 56 20. Lift Relief Valve Pressure Port (from hydraulic pump) 9. Fitting, 8MB-8FJX Return Port (to reservoir) 10. Steering Relief Valve 11. Flow Divider Valve Coils oriented with spades away from work ports Page 2-18 113101-000 MX15 / MX19 | Service Manual...
  • Page 57 7. Connect the power supply to the motor. 8. Connect the battery negative (–) lead. 9. Connect the battery pack connector. 10. Check the fluid level in the hydraulic reservoir before operating the machine. 113101-000 MX15 / MX19 | Service Manual Page 2-19...
  • Page 58 7. Remove the jackstands and lower the machine to the ground. 8. Check the fluid level in the hydraulic reservoir before operating the machine. 9. Operate the drive system and check for leaks. Page 2-20 113101-000 MX15 / MX19 | Service Manual...
  • Page 59 Brake Service Kit O-ring 14 Balance Plate P-ring 17 High Pressure Shaft Seal 19 O-ring 23 O-ring 25 O-ring 26 O-ring 27 O-ring 28 Brake Disc Set 31 Standard Shaft Seal 32 O-ring 113101-000 MX15 / MX19 | Service Manual Page 2-21...
  • Page 60 4. Tighten slotted nut until it is snug, then back-off until the wheel turns freely and install a new cotter pin. 5. Remove the jackstands and lower the machine to the ground. Page 2-22 113101-000 MX15 / MX19 | Service Manual...
  • Page 61 5. Operate the steering circuit several times Description throughout its entire range of travel to expel 1. Back-up trapped air, then check for leaks. 2. O-Ring 3. Seal 4. Wiper 5. Wear Ring 6. Seal 113101-000 MX15 / MX19 | Service Manual Page 2-23...
  • Page 62 3. Operate the steering circuit several Seal Kit Includes: times throughout its entire range of Description Qty travel to expel trapped air, then 1. Seal check for leaks. 2. O-Ring 3. Seal 4. Wiper Page 2-24 113101-000 MX15 / MX19 | Service Manual...
  • Page 63 7. Attach a suitable hoisting device and sling to the cylinder, and remove upper pivot pin. 8. Carefully remove cylinder. Figure 2-21: Lift Cylinder Location 1. Lift Cylinder 2. Pivot Pin 3. Capscrew and Locknut 113101-000 MX15 / MX19 | Service Manual Page 2-25...
  • Page 64 7. Unplug hydraulic hoses and attach to the cylinder. 8. Replace hydraulic fluid removed from lift cylinder. 9. Test with weight at rated platform load to check system operation. 10. Check for leaks 11. Check level of hydraulic fluid. Page 2-26 113101-000 MX15 / MX19 | Service Manual...
  • Page 65 3-10 Hydraulic ..............3-12 113101-000 MX15 / MX19 | Service Manual...
  • Page 66 Table 3-8: Hydraulic Troubleshooting Table ............3-12 Page 3-2 113101-000 MX15 / MX19 | Service Manual...
  • Page 67 Determine whether the problem is mechanical (interference), electrical or hydraulic. Some functions require power at more than one solenoid. Use the charts on the following pages to help determine the cause of a fault in your UpRight Aerial Work Platform.
  • Page 68 Switches 5 & 6 determine the deceleration time. • Switch 5 determines the deceleration rate while the platform is lowered. • Switch 6 determines the deceleration rate while the platform is elevated. DECEL 0.24 sec. 1.27 sec. Page 3-4 113101-000 MX15 / MX19 | Service Manual...
  • Page 69 Depression Mechanism extends — — — when platform is raised — — Down alarm only — — Down and Reverse alarm — — Drive and Down alarm — — All Motion alarm 113101-000 MX15 / MX19 | Service Manual Page 3-5...
  • Page 70 • Bad cable connections • Controller is overheated due to overuse or other failure • Allow system to cool. 8 Flash Thermal cut-off. • Locate and repair other source of overheat. Page 3-6 113101-000 MX15 / MX19 | Service Manual...
  • Page 71 4. Perform all machine functions until the Red LED is ON. Determine which function activated the Red LED and check all components that are active for that function. Figure 3-5: I/O Board Connections Grey Green LED Red LED Dip Switch Black Green 113101-000 MX15 / MX19 | Service Manual Page 3-7...
  • Page 72 Steer Left selected J1-11 Steer Left input from Steering switch — Steer Left not selected ØV Steer Right selected J1-12 Steer Right input from Steering switch — Steer Right not selected ØV Page 3-8 113101-000 MX15 / MX19 | Service Manual...
  • Page 73 Drive requested ØV J3-6 Depression mechanism activation (retract) — Drive not requested J3-7 Not Used — — — J3-8 Battery negative supply for Level sensor and Proximity switch — B– J4-11 113101-000 MX15 / MX19 | Service Manual Page 3-9...
  • Page 74 Forward/Reverse not requested 4.0V - 4.3V 4.3V Signal starts high and drops proportionally as J5-8 Speed signal to EMC motor controller dropping to — Control Handle is moved in either direction 0.2V Page 3-10 113101-000 MX15 / MX19 | Service Manual...
  • Page 75 Steering Solenoid (right) SOL1B Steering Solenoid (left) SOL2A Platform Lift Solenoid SOL2B Down Solenoid (Emergency Lowering) SOL3A Depression Mechanism Extension Solenoid SOL3B Depression Mechanism Retraction Solenoid (2) SOL4A Reverse Solenoid SOL4B Forward Solenoid 113101-000 MX15 / MX19 | Service Manual Page 3-11...
  • Page 76 Lift Relief Valve Main Relief Valve Steering Right/Left Valve Lift Valve Down/Emergency Lowering Valve Depression Mechanism Extend Valve Depression Mechanism Retract Valve (2) Forward/Reverse Valve Series Parallel Valve (2) Counterbalance Valve (2) Page 3-12 113101-000 MX15 / MX19 | Service Manual...
  • Page 77 Figure 4-11: Cylinders ............. . 4-12 113101-000 MX15 / MX19 | Service Manual...
  • Page 78 SOL3B Depression Battery ALM2 Mechanism Pack SNSR Horn Retract Pump Level Sensor Solenoid Motor 175 AMP Fuse REAR Battery Platform Emergency Pack Controls Left Lowering Battery Proximity Door Control Charger Switch Page 4-2 113101-000 MX15 / MX19 | Service Manual...
  • Page 79 Section 4 - Schematics Electric Figure 4-2: Electrical Schematic HORN OPTION PLATFORM CONTROLS SOL1A SOL1B SOL2A SOL4A SOL4B SOL3A ALM2 RIGHT CONTROL DOOR HANDLE ALM1 SNSR SOL2B SOL3B SOL3B 113101-000 MX15 / MX19 | Service Manual Page 4-3...
  • Page 80 Electric Section 4 - Schematics Figure 4-3: Electrical Wire Routing Page 4-4 113101-000 MX15 / MX19 | Service Manual...
  • Page 81 Section 4 - Schematics Electric Figure 4-4: Lower Controls Components Hourmeter Emergency Stop Lift / Lower Switch Key Switch Circuit Breaker 113101-000 MX15 / MX19 | Service Manual Page 4-5...
  • Page 82 Lift/Drive Contact Block Normally Closed Amp Connector (male) Hall Effect Connector Contact Block Normally Open - Normally Closed Amp Connector (female) HORN OPTION Controller Box Contact Block Normally Closed Push Button Page 4-6 113101-000 MX15 / MX19 | Service Manual...
  • Page 83 Section 4 - Schematics Electric Figure 4-6: Upper Controls Wiring 113101-000 MX15 / MX19 | Service Manual Page 4-7...
  • Page 84 Orifice FRONT REAR Hydraulic Motors with Parking Brakes CYL3 - V3B Emergency Depression Pump Lowering Mechanism Control Left Cylinder and Door Retract Valve Hydraulic Suction Strainer Filter Reservoir (Output of Reservoir) Page 4-8 113101-000 MX15 / MX19 | Service Manual...
  • Page 85 Section 4 - Schematics Hydraulic Figure 4-8: Hydraulic Schematic 113101-000 MX15 / MX19 | Service Manual Page 4-9...
  • Page 86 Hydraulic Section 4 - Schematics Figure 4-9: Hose Routing Page 4-10 113101-000 MX15 / MX19 | Service Manual...
  • Page 87 Section 4 - Schematics Hydraulic Figure 4-10: Valve Diagram Coil oriented with spades away from work ports #2 Plug #2 #4 Plug #4 #6 Plug #6 #8 Plug #8 113101-000 MX15 / MX19 | Service Manual Page 4-11...
  • Page 88 Section 4 - Schematics Figure 4-11: Cylinders Steering Cylinder Depression Mechanism Cylinder SOL3B & V3B Depression Mechanism Retract Solenoid and Valve Lift Cylinder Manual Emergency Lowering Valve Orifice (beveled side toward cylinder block) Page 4-12 113101-000 MX15 / MX19 | Service Manual...
  • Page 89 Call Toll Free in U.S.A. 1-800-926-LIFT...
  • Page 90 UpRight, Inc. UpRight 801 South Pine Street Unit S1, Park West Industrial Park Madera, California 93637 Friel Avenue Call Toll Free in U.S.A. Nangor Road TEL: 559-662-3900 Dublin 12, Ireland 1-800-926-LIFT FAX: 559-673-6184 TEL: +353 1 620 9300 PARTS: 1-888-UR-PARTS...

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