Page 2
MANUAL SL20 Euro Aerial Work Platforms Serial Numbers 9300 to Current When contacting UpRight for service or parts information, be sure to include the MODEL and SERIAL NUMBERS from the equipment name- plate. Should the nameplate be missing, the SERIAL NUMBER is also stamped at the name- plate location.
Page 3
ORWARD OW TO ANUAL This manual is divided into 6 sections. & S NTRODUCTION PECIFICATIONS ECTION General description and machine specifications. & O ACHINE REPARATION PERATION ECTION Information on how to operate the work platform and how to prepare it for operation. AINTENANCE ECTION Preventative maintenance and service information.
Page 4
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. investigate all such ways. Anyone using service procedures or tools, whether or not recommended by UpRight Inc., must satisfy...
ABLE OF ONTENTS Section 1 Introduction 1.1 Purpose ............1-1 Scope .
Page 6
Table of Contents - 3.3 Special Tools ........... . 3-2 3.4 Deutsch Connectors.
Page 7
Adjustment Procedures ............4-2 4.3 Upright Motor Controller Diagnostics ....... 4-3 4.4 Measured Voltage at I/O Board .
Page 8
Table of Contents - List of Figures IST OF IGURES Section 1 Introduction Figure 1-1: SL 20 Work Platform ........1-1 Section 2 Operation Figure 2-1: Chassis Controls .
Page 9
Table of Contents - List of Tables IST OF ABLES Section 3 Maintenance Table 3-1: Fasteners ..............3-26 Table 3-2: Hydraulic Components .
Page 10
Table of Contents - List of Tables OTES Page viii SL20 Work Platform...
1.1 P URPOSE This manual provides illustrations and instructions for the operation and maintenance of the SL20 Series Work Platforms manufactured by UpRight, Inc. Selma, California. COPE This manual includes both operation and maintenance responsibilities concerning the SL20 Series Work Platform’s readiness. The Maintenance Section covers scheduled maintenance, troubleshooting, repair, adjustment and replacement.
FTER the machine as a crane is prohibited. SING or use of components or parts that are not provided by UpRight Inc. is prohibited. NSTALLATION SL20 Page 2-1...
Operation - 2.2 - Introduction 2.2 I NTRODUCTION This manual covers operation of the SL20 Work Platform. 2.3 P & S PERATION AFETY NSPECTION 1, 2, IGURES NOTE: 1. Open module covers and inspect for damage, oil leaks or missing parts. Carefully read, understand and follow all safety 2.
Operation - 2.4 - Operation 21. Push steering switch RIGHT, then LEFT, to check for steering control. Figure 2-3: Platform Controls 22. Turn selector switch to LIFT. Steering Switch Grasp the control handle, depress the Interlock Switch and push it forward to check platform Interlock lift controls.
Operation - 2.4 - Operation 3. After mounting the platform, latch the gate across the entrance. 4. Check clearances above, below, and to the sides of the platform. 5. Pull platform emergency stop button out to the ON position. 6. Position the drive/lift switch to DRIVE. 7.
Operation - 2.5 - Transporting Work Platform FTER 1. Ensure that the platform is fully lowered. 2. Park the machine on level ground, preferably under cover, secure against vandals, children, and unauthorized operation. 3. Turn the key switch to OFF and remove the key to prevent unauthorized operation. This Machine is not Insulated This machine is not...
Operation - 2.6 - Maintenance RUCK 1. Lift platform above eight feet, then lower using the control handle. The platform will stop at the Loading Clearance Height. 2. Maneuver the work platform into transport position. Press the Loading Clearance Height Release Switch to fully lower the platform, then chock the wheels.
Always wear safety glasses when working with 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 28 kg. (62 lbs.) each. • Check battery fluid level daily, especially if work platform is being used in a warm, dry climate.
Operation - 2.7 - Preventative Maintenance 2.7 P REVENTATIVE AINTENANCE The complete inspection consists of periodic visual and operational checks, together with all nec- essary minor adjustments to assure proper performance. Daily inspection will prevent abnormal wear and will prolong the life of all systems. The inspection and maintenance schedule is to be performed at regular intervals.
Operation - 2.8 - Preventative Maintenance Checklist 2.8 P REVENTATIVE AINTENANCE HECKLIST REVENTATIVE AINTENANCE REVENTATIVE AINTENANCE EPORT Interval Date: ______________________________________ Daily=each shift or every day Owner: _____________________________________ 50h/30d=every 50 hours or 30 days Model No: __________________________________ 250h/6m=every 250 hours or 6 months Serial No: ___________________________________ 1000h/2y=every 1000 hours or 2 years Serviced By: ________________________________...
Operation - 2.9 - Specifications 2.9 S PECIFICATIONS ITEM Specification Platform Size (Inside toeboards) .70 m x 2.51 m [ 27.75 in. x 99 in. ] Inside Toeboards Max. Platform Capacity Standard w/ Extension 340 kg [750 lbs.] w/o Extension 340 kg [750 lbs.] on Extension 110 kg [250 lbs.]...
AINTENANCE 3.1 I NTRODUCTION Reference: • Section 2 for recommended maintenance intervals. W A R N I N G Be sure to read, understand and follow all information in the Operation Section of this manual before attempting to operate or perform service on any Work Platform. This section contains instructions for the maintenance of the Work Platform.
Maintenance - 3.4 - Deutsch Connectors ONNECTOR 1. Disconnect the male connector (plug) from the female connector (receptacle). 2. Using the flat end of the Removal Tool (or flat blade screwdriver), pry the Locking Wedge from the Male Connector. Care should be taken that the Silicon Gasket is not damaged dur- ing this procedure.
Always wear safety glasses when working with 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 28 kg (62 lbs.) each. ATTERY...
Maintenance - 3.6 - Battery Maintenance C A U T I O N If battery water level is not maintained, batteries will not fully charge, creating a low discharge rate which will damage motor/pump unit and void warranty. Batteries should be inspected periodically for signs of cracks in the cases, electrolyte leakage and corrosion of the terminals.
Maintenance - 3.7 - Switch Adjustments 3.7 S WITCH DJUSTMENTS ROXIMITY Figure 3-7: Proximity Switch The proximity switch is located on the left side of the chassis above the drive wheel. When the machine is lowered and the tabs are depressed, high speed drive is available.
Maintenance - 3.8 - Motor Controller and I/O Board Dip Switch Settings 3.8 M I/O B OTOR ONTROLLER AND OARD WITCH ETTINGS NOTE: Before dip switch settings ONTROLLER will take effect, power must be disconnected or Emergency Stop Figure 3-10: Controller switches must be depressed.
Maintenance - 3.9 - Lubrication 3.9 L UBRICATION The SL20 is designed with maintenance free bearings. Only the wheel bearings require lubrication. Refer to section 3.14 for wheel bearing maintenance. 3.10 H YDRAULIC ANK AND ILTER LUID EVEL The fluid level is visible through the label on the plastic tank. With platform fully lowered, oil should level should be at MAX.
Maintenance - 3.11 - Setting Hydraulic Pressures 3.11 S ETTING YDRAULIC RESSURES See “Hydraulic Manifold” on page 12 for the location of the relief and overcenter valves on the hydraulic manifold. Check the hydraulic pressures whenever the pump, manifold or relief valve have been serviced or replaced.
Maintenance - 3.11 - Setting Hydraulic Pressures TEERING ELIEF ALVE 1. Operate the work platform for 10-15 minutes to bring the hydraulic oil up to normal operating temperature. 2. Install gauge in pressure gauge port. 3. Loosen locknut or remove cover on the steering relief valve and turn adjusting screw coun- terclockwise two full turns.
Maintenance - 3.12 - Hydraulic Manifold 3.12 H YDRAULIC ANIFOLD Though it is not necessary to remove the manifold to perform all maintenance proce- dures, a determination should be made as to whether or not the manifold should be removed before maintenance procedures begin. EMOVAL 1.
Maintenance - 3.13 - Hydraulic Power Unit 3.13 H YDRAULIC OWER EMOVAL NOTE: Figure 3-15: Hydraulic Power Unit If the hydraulic tank has not been drained, suitable 1. Disconnect the negative battery means for plugging the hoses should be provided to prevent cable.
Maintenance - 3.15 - Wheel Bearings NSTALLATION 1. Referring to Figure 3-16, position the drive motor in the motor mount and secure with capscrews and locknuts. Torque to 102 N-m (75 ft.lbs.). 2. Remove the plugs from the hose assemblies and connect to the drive motor. 3.
Page 38
Maintenance - 3.15 - Wheel Bearings 3. Pack the inside bearing cone with multipurpose grease and position it within the rear bear- ing cup in the hub assembly. Install the new grease seal. 4. Apply a thin coating of multipurpose grease to the spindle to protect the grease seal then slide the hub assembly onto the spindle.
Maintenance - 3.16 - Brake Cylinder 3.16 B RAKE YLINDER EMOVAL 1. Block the wheels to prevent the work platform from rolling. 2. Loosen the wheel lug nuts. Use a 1.3 metric ton (1.5 imperial ton) capacity jack to raise the work platform until the wheel being repaired is off the ground.
Maintenance - 3.17 - Steering Cylinder 3.17 S TEERING YLINDER EMOVAL 1. Mark and disconnect the hose assemblies from the fittings and immediately cap the open- ings to prevent foreign material from entering. 2. Remove the retaining rings and the steering pins from both ends of the steering cylinder. 3.
Maintenance - 3.17 - Steering Cylinder Figure 3-20: Steering Cylinder Assembly SSEMBLY AND NSTALLATION 1. Lubricate and install new rod seal, rod wiper, backup ring and o-ring on the headcaps. 2. Lubricate and install the seal and wear ring in the piston. 3.
Page 42
Maintenance - 3.18 - Lift Cylinder 3.18 L YLINDER EMOVAL 1. Block Elevating Assembly (Figure 3-5). 2. Provide a suitable container to catch the hydraulic fluid, then disconnect the hydraulic hoses. Immediately plug hoses to prevent foreign material from entering. 3.
Maintenance - 3.20 - Adjustable Compression Tube SSEMBLY 1. Lubricate and install the seal on the piston. 2. Lubricate and install the rod wiper, rod seal and static seal onto the head. 3. Carefully push the rod assembly into the cylinder. 4.
Maintenance - 3.21 - Electric Motor 3.21 E LECTRIC OTOR ROUBLESHOOTING 1. Read the nameplate to become familiar with the motor, especially the rated voltage. 2. Try to turn the shaft by hand. Keep motor leads separated while doing this. If the shaft turns freely go to step 3.
Maintenance - 3.21 - Electric Motor NSPECTION 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, have ample lubrication, and be free of corrosion. 2.
3.22 T ORQUE PECIFICATIONS Table 3-1: Fasteners Use the following values to torque fasteners used on UpRight Work Platforms unless a specific torque value is called out for the part being installed. AMERICAN STANDARD CAP SCREWS METRIC CAP SCREWS METRIC SAE GRADE 10.9...
Check/repair/replace each component in the Truth Table which is listed under each machine function which does not operate properly. Use the charts on the following pages to help determine the cause of a fault in your UpRight SL20.
Troubleshooting - 4.3 - Upright Motor Controller Diagnostics / Adjustment Procedures 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 Flash Code Status Corrective Action LED on The controller is operational.
Troubleshooting - 4.5 - Electrical Troubleshooting / Adjustment Procedures 4.5 E LECTRICAL ROUBLESHOOTING Table 4-3: Troubleshooting Guide: Electrical Schematics Component Alarm X X X X X X X X X X X X X X Batteries Battery Charger X X X X X X X X X X X X X X 15 AMP Circuit Breaker X X X X X X X X X X X X 175 AMP Fuse...
Troubleshooting - 4.6 - Hydraulic Troubleshooting / Adjustment Procedures 4.6 H YDRAULIC ROUBLESHOOTING Table 4-4: Troubleshooting Guide: Hydraulic Schematic Component Check Valve Steering Cylinder Lift Cylinder Depression Mechanism Cylinder Break Cylinder X X X X X X X X Priority Flow Divider X X X X X X X Suction Strainer X X X X X X X...
CHEMATICS 5.1 I NTRODUCTION This section contains electrical and hydraulic power schematics and associated information for maintenance purposes. The diagrams are to be used in conjunction with the Troubleshooting Truth Tables in Section 4. They allow understand- ing of the makeup and functions of the systems for checking, tracing, and faultfinding during troubleshooting analysis. The components that comprise the electrical and hydraulic systems are given a reference designation and are explained as to function and location in the following tables.
Schematics - Electric - Model 5.2 E LECTRIC ODEL Legend: Electrical Schematic, 065616-023 DESIG- NAME FUNCTION LOCATION NATION Provides warning sound when slope of machine exceeds 2° side- Alarm Control Module to-side, or fore and aft and also when deck is lowering. Batteries Provides power to work platform Power Module...
Page 57
Schematics - Electric - Model 22µF 63VDC SOL1 SOL2 SOL3 SOL4 SOL5 Depression Mechanism SOL6 SOL7 SNSR Depression Mechanism Retract SOL8 PQ Control Handle HALL EFFECT SL20 Page 5-3...
Schematics - Hydraulic Schematic 5.3 H YDRAULIC CHEMATIC Legend: Hydraulic Schematic, 101180-020 DESIG- NAME FUNCTION LOCATION NATION Allows Depression Mechanism to Hydraulic Check Valve retract in drive mode Manifold CYL1 Steering Cylinder Front of chassis Provides force to turn front wheels above drive motors CYL2...
Page 63
REAKDOWN 6.1 I NTRODUCTION This section lists and illustrates the replaceable assemblies and parts of this product, as manufactured by UpRight, Inc. Each parts list contains the component parts for that assembly. ONTENTS Final Assembly Chassis Control Cable Assembly (J3) 101000-021 .
Illustrated Parts Breakdown - Final Assembly Final Assembly 101000-021 Item Part Description QTY. Item Part Description QTY. 064195-065 CABLE ASSEMBLY X 65 101001-020 BASIC ASSEMBLY 064195-044 CABLE ASSEMBLY X 44 101003-001 POWER MODULE ASSEMBLY 064195-001 CABLE ASSEMBLY X 12 101005-021 CONTROL MODULE ASSEMBLY 062125-011 CABLE ASSEMBLY X 9...
Page 65
Illustrated Parts Breakdown - Final Assembly Drawing # 2 of 3 SL20 Page 6-3...
Page 66
Illustrated Parts Breakdown - Final Assembly Drawing # 3 of 3 Page 6-4 SL20...
Illustrated Parts Breakdown - Control Module Assembly Control Module Assembly 101005-021 Item Part Description QTY. 101146-020 CONTROL MODULE TRAY 101141-000 MODULE COVER WELDMENT 101145-000 CONTROL MODULE TOP 101230-000 POWER UNIT 101230-010 PUMP 101230-011 MOTOR 101230-014 BRUSH SET 101120-021 CONTROL VALVE ASSY 010122-001 RELAY, 24 VDC SPDT 101152-000...
Page 75
Illustrated Parts Breakdown - Control Module Assembly SL20 Page 6-13...
Illustrated Parts Breakdown - Roll Out Deck Extension Roll Out Deck Extension 10108-020 Item Part Description QTY. Item Part Description QTY. 026553-008 RIVET, 3/16 DIA X .50 GRIP 101130-000 DECK EXTENTION WELDMENT 011254-014 SCREW, 3/8-16 UNC HEX HD CAP X 1 3/4 101132-000 MAIN GUARDRAIL WELDMENT 011252-006...
Illustrated Parts Breakdown - Hose Kit Installation Hose Kit Installation 101179-020 Item Part Description QTY. Item Part Description QTY. 068965-050 HOSE ASSEMBLY, 3/8 DIA 6FJX-6FJX 90 X 50 068965-206 HOSE ASSEMBLY, 3/8 DIA 6FJX-6FJX 90 X 206 069650-046 HOSE ASSEMBLY, 1/4 DIA 4FJX-4FJX 90 X 46 060861-210 HOSE ASSEMBLY, 3/8 DIA 6FJX-6FJX X 210 020032-001...
Illustrated Parts Breakdown - Power To Platform Option Power To Platform Option 101196-020 Item Part Description QTY. 065610-021 CONTROLLER ASSEMBLY 101005--020 CONTROL MODULE ASSEMBLY 101185-000 BRACKET, POWER TO PLATFORM 008942-001 OUTLET, AC 029961-002 OUTLET, MALE 029961-001 BOOT 011715-004 SCREW, #6-32 UNC RD HD MACH X 1/2 011715-006 SCREW, #6-32 UNC RD HD MACH X 3/4 011248-047...
Need help?
Do you have a question about the SL20 Series and is the answer not in the manual?
Questions and answers
Buenas tardes. Consulta. Tienen el joystick de la plataforma modelo 43600 sl-20