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SERVICE & PARTS MANUAL MX15/19 Aerial Work Platforms Serial Numbers 14000 to 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...
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Indicates a potentially hazardous situation which, if not avoided, could result in severe injury or death. C A U T I O N Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury. NOTE: Gives helpful information. 060569-004 MX15/19 Page i...
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Please understand that these warnings cannot cover all conceivable ways in which service, whether or not recommended by UpRight, Inc., might be done, or of the possible hazardous consequences of each conceivable way, nor could UpRight, Inc.
URPOSE The purpose of this service and parts manual is to provide instructions and illustrations for the operation and maintenance of the MX15/19 manufactured by UpRight, Inc. of Selma, California. COPE The manual includes procedures for proper operation, maintenance, adjustment, and repair of the MX15/19 as well as recommended maintenance schedules and troubleshooting.
Introduction 1.2 - General Description HASSIS The chassis is a structural frame that supports all the components of the MX15/19 work platform. The platform is raised and lowered using a scissors mechanism. Lift is achieved using a single stage cylinder.
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NEVER recharge battery near sparks or open flame; batteries that are being charged emit highly explosive hydro- gen gas. AFTER USE secure the work platform against unauthorized use by turning key switch off and removing key. NEVER replace any component or part with anything other than original UpRight replacement parts without the manufacturer’s consent. 060569-004...
Operation and Specifications 2.1 - Introduction 2.1 I NTRODUCTION This manual covers all models of the MX15 and MX19 Self-Propelled Elevating Work Platforms. This manual must be stored on the machine at all times. 2.2 P PERATION AFETY NSPECTION Carefully read, understand and follow all safety rules, operating instructions, labels, and the Scaf- fold Industry Association’s MANUAL OF RESPONSIBILITIES.
23. Push the Platform Emergency Stop Switch to check for proper opera- Drive/Lift tion. All machine functions should Platform Emergency Stop Switch Switch be disabled. Pull out the Platform Emergency Stop Switch to resume. 060569-004 MX15/19 Page 2-3...
4. If the machine is not level, the tilt alarm will sound and the machine will not lift or drive. If the tilt alarm sounds, the platform must be lowered and the machine moved to a firm, level surface before attempting to re-elevate the platform. 060569-004 Page 2-4 MX15/19...
1. Ensure that the platform is fully lowered. 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. 060569-004 MX15/19 Page 2-5...
Both the MX15 and MX19 may be forklifted from the rear end of the machine between the wheels. The MX15 may also be forklifted from the side, using the forklift pockets shown in the diagram.
1. While holding the Brace, slowly raise the platform, using the Chassis Controls until the end of the Scissor Arm Weldment clears the Scissor Brace. 2. Rotate the Scissor Brace forward to rest on the Chassis. 3. Push the Chassis Lift/Lower Switch to LOWER and completely lower the platform. 060569-004 MX15/19 Page 2-7...
D A N G E R Always replace batteries with UpRight batteries or manufacturer approved replacements weighing 62 lbs. (28 kg) each. • Check the battery fluid level daily, especially if the work platform is being used in a warm, dry climate.
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DO NOT leave the charger plugged in for more than 48 hours, as permanent damage to the batteries may occur. NOTE: The battery charger circuit must be used with a GFI (Ground Fault Interrupt) outlet. DO NOT operate the machine while the charger is plugged in. 060569-004 MX15/19 Page 2-9...
Figure 2-9: Label Installation Ref. 065612-030, 065712-030 MXSeries label Installation: These labels shall be present and in good condition before operating the work platform. Be sure to read, understand and follow these labels BEFORE operating the work platform. 060569-004 Page 2-10 MX15/19...
Always block the elevating assembly whenever it is necessary to perform maintenance while the platform is elevated. The preventative maintenance checklist has been designed for machine service and mainte- nance. Please photocopy the following page and use the checklist when inspecting the machine. 060569-004 Page 2-12 MX15/19...
Operation and Specifications 2.7 - Specifications 2.7 S PECIFICATIONS ITEM MX15 MX19 Platform Size (Inside minimum) Standard w/Deck 22.5 in. x 100 in. (.57 m x 2.54 m) 22.5 in. x 100 in. (.57 m x 2.54 m) Maximum Platform Capacity Standard w/Deck Extension 550 lbs.
6 11 29 - means 1996, month 11 (November), day 29. uses a ten digit code: Plant, Year, Month, Day. ARKER i.e.: XXXX 6 11 29 - means Plant XXXX, 1996, month 11 (November), day 29. stamps month, day and year on each hose. AYCO 060569-004 MX15/19 Page 3-1...
(UpRight P/N 030898-000) • Inclinometer (UpRight P/N 010199-000) 3.4 U IGHT ONNECTORS UpRight connectors are designed so that connector parts, contacts or electrical cables may be replaced without replacing the entire connector. Figure 3-1: UpRight Connector Kit Small Kit Large Kit...
4. Replace or recrimp the wires and contacts. Refer to “Crimping” procedure. ELEASING OCKING INGERS Figure 3-3: 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.
4. Push the Chassis Lift Switch to UP and elevate the platform approximately 7 feet (2.1 m) for the MX15 or 9 feet (2.7 m) for the MX19. 5. Rotate the Scissor Brace towards the rear, holding it perpendicular to the scissor tube.
Wash hands after use. Battery fluid is highly corrosive. Thoroughly rinse away any spilled fluid with clean water. D A N G E R Always replace batteries with UpRight batteries or manufacturer approved replacements weighing 62 lbs. (28 kg) each. ATTERY NSPECTION AND LEANING Check battery fluid level daily, especially if the work platform is being used in a warm, dry climate.
Do not check the specific gravity in a cell to which water has just been added. If there is not enough electrolyte in a fully charged cell to obtain a sample for the hydrometer, add water and continue charging for one to two hours to adequately mix the water and electrolyte. 060569-004 Page 3-6 MX15/19...
Level Sensor Circuit when the platform is elevated.The switch is located on the left side of the chassis at the rear of the machine. The down limit adjustment for MX15 35 inches (89cm); 45 inches (114cm) for the MX19.
2. Remove and replace parts as Rocker Pin needed. Refer to Section 6 for Rocker, Steering repair parts numbers. Right Handle Half Steering Switch (2) Switch, Interlock Left Handle Half Boot, Handle Lever, Interlock Hall Effect Device 060569-004 Page 3-8 MX15/19...
Switches 1 and 2 should not be changed. Switches 3 and 4 work together to deter- mine the optional alarm settings Result Down alarm only Down and Reverse alarm Drive and Down alarm All Motion alarm Part Serial 060569-004 MX15/19 Page 3-9...
Do not fill above the maximum line on the tank. Hydraulic tank has a 3.4 gal. (12.9 liter) capacity. 9. Operate all machine functions and recheck the fluid level. Add fluid if necessary. 060569-004 Page 3-10 MX15/19...
3. Remove the plugs from the hose assemblies and connect to the drive motor. 4. Lift the platform with the jack and remove jack stands, then lower the jack and remove. Oper- ate the drive system and check for leaks. 060569-004 MX15/19 Page 3-11...
6. Slowly turn the Main Relief Valve adjusting screw clockwise to increase the pressure until the gauge reads 3500 psi (241 bar) for the MX19, or 2500 psi (172 bar) for the MX15. 7. Tighten locknut or replace Main Relief Valve cover and torque to 6 ft/lbs (8 Nm.). ELIEF ALVE 1.
6 ft/lbs (8 Nm.). Remove blocks and lower the work platform to the ground. 11. Remove the gauge from the gauge port and reinstall cap. 12. Check for proper operation of the drive system and brake. 060569-004 MX15/19 Page 3-13...
3. Connect hydraulic hoses. Be certain to tighten hoses to manifold. 4. Operate each hydraulic function and check for proper function and leaks. 5. Check the level of the hydraulic fluid in the tank. 6. Adjust all hydraulic pressures according to instructions on Page 3-12. 060569-004 Page 3-14 MX15/19...
2. Install the piston onto the shaft. 3. Install the headcap on the shaft. 4. Install the spring. 5. Lubricate the piston seal with clean hydraulic fluid and install the shaft assembly in the inner cylinder barrel. 6. Install the snap ring. 060569-004 Page 3-16 MX15/19...
25% (14°) grade. If they do not, tighten the adjustment bolt until they do. Secure the bolt with the locknut. 6. Check for leaks. 060569-004 MX15/19 Page 3-17...
3. Check the inside surface of the cylinder barrel for scoring or excessive wear. 4. Check the piston and headcaps for scoring or excessive wear. 5. Inspect the surface of the shaft for scoring or excessive wear. 060569-004 Page 3-18 MX15/19...
3. Seal tings. 4. Wiper 4. Operate the steering circuit several times 5. Wear Ring 6. Seal throughout its entire range of travel to Seal Kit Part Number expel trapped air, then check for leaks. 065371-011 060569-004 MX15/19 Page 3-19...
1. Position the cylinder assembly in the chassis. Insert the pivot pins and secure with new cot- ter pins. 2. Connect the hose assemblies to the fittings. 3. Operate the steering circuit several times throughout its entire range of travel to expel trapped air, then check for leaks. 060569-004 Page 3-20 MX15/19...
6. Unplug hydraulic hoses and attach to the cylinder. 7. Replace hydraulic fluid removed from lift cylinder. 8. Test with weight at rated platform load to check system operation. Check for leaks and level of fluid. 060569-004 Page 3-22 MX15/19...
5. Set the brushes to final position as shown in Figure B. 6. Place the complete stator down over the vertical armature and into position on the commuta- 060569-004 Page 3-24 MX15/19...
Figure 3-25: Electric Motor Ammeter Power Motor Supply Voltage Meter Brushes raised with Brushes and the springs in locked springs in their position on the side final position of the brush Keep fingers clear of this space. 060569-004 MX15/19 Page 3-25...
PECIFICATIONS YDRAULIC OMPONENTS NOTE: Always lubricate threads with clean hydraulic oil prior to installation. Use the following values to torque hydraulic components used on UpRight work platforms. Table 3-1: Torque Specifications for Hydraulic Components Type: SAE Part Series Cartridge Poppet...
3-4. Unplug the machine or disconnect the battery when replacing or testing the continuity of any electrical component. Tel: 1-559-891-5200 IGHT FAX: 1-559-891-8931 Tel: +353-1-202-4100 IGHT RELAND FAX: +353-1-202-4105 060569-004 MX15/19 Page 4-1...
Troubleshooting 4.3 - Upright Motor Controller Diagnostics 4.3 U PRIGHT OTOR ONTROLLER IAGNOSTICS Batteries must be fully chargesd before troubleshooting. Check/Repair all connections before replacing any components Table 4-1: LED Fault Codes LASH EANING TATUS ORRECTIVE CTION Power to the controller and the LED on System is functional.
24 Volts = Line Contactor OFF / 0 Volts = Line Contactor ON 24 Volts = No Direction Solenoid Allowed / 0 Volts = Direction Solenoid Allowed to Activate Accelerator 3.5 Volts to 0 Volts / Minimum to Maximum Speed 060569-004 Page 4-4 MX15/19...
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Next, perform all machine functions until the red LED is illuminated. Determine which function activated the red LED and check all components that are active for that function. Figure 4-3: I/O Board Red LED Green LED 060569-004 MX15/19 Page 4-5...
Solenoid to reverse Lift/Drive Activates lift or drive Platform Controls SOL4B Forward Shifts forward/reverse valve Selector Switch functions Hydraulic Manifold Solenoid to forward Platform Down Cuts out high speed drive Linkage Switch when platform is elevated 060569-004 Page 5-2 MX15/19...
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05154-002 FILTER ELEMENT 063973-001 VALVE N.C. 120 065359-000 LADDER SUPPORT WELDMENT 066322-000 CYLINDER LINK 121 011254-008 SCREW HHC 3/8-16UNC X 1 066096-016 SCREW 1/2-13UNC SQ HD x 2 018183-058 TUBE 1-3/8 O.D. x 1/8 WALL x 5/8 LG 060569-004 Page 6-14 MX15/19...
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Illustrated Parts Breakdown - 6.1 - Introduction Drawing # 1 of 3 060569-004 MX15/19 Page 6-15...
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Illustrated Parts Breakdown - 6.1 - Introduction Drawing # 2 of 3 060569-004 Page 6-16 MX15/19...
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Illustrated Parts Breakdown - 6.1 - Introduction Drawing # 3 of 3 060569-004 MX15/19 Page 6-17...
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Illustrated Parts Breakdown - 6.1 - Introduction Hour Meter with Battery Low Voltage Indicator 066613-020 ITEM PART DESCRIPTION QTY. 029959-000 HR/LOW VOLTAGE IND. 060569-004 Page 6-38 MX15/19...
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029452-099 WIRE, 16 AWG BLACK 4 FT 066807-002 HORN, 24 VDC CONTROLLER ASSY 066805-018 SWITCH, PUSH BUTTON 6E 011252-006 SCREW HHC 1/4-20 X 3/4 066805-010 CONTACT BLOCK NO 029620-002 CONNECTOR, BUTT 16-14 GA 029601-013 CONNECTOR, RING TERMINAL 060569-004 MX15/19 Page 6-39...
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UpRight, Inc. UpRight International Support Centre 1775 Park Street Selma, California 93662 Innsbruckweg 114 Call Toll Free in the U.S.A. 3047 AH Rotterdam TEL: 559/891-5200 1-800-926-LIFT Netherlands FAX: 559/891-9012 TEL: +31(0)10-238-0000 PARTS: 1-888-UR-PARTS PARTS FAX: 559/896-9244 FAX: +31(0)10-238-0001 Parts Tel: +31(0)10-490-8090...
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