Clark SE 15-25T Operator's Manual
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Clark SE 15-25T Operator's Manual

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Operator's Manual
SE 15-25T
OM-747
IMPORTANT! Do not remove this manual from the lift truck.
MAR 2023 | REV 1.4

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  • Page 1 Operator's Manual SE 15-25T OM-747 IMPORTANT! Do not remove this manual from the lift truck. MAR 2023 | REV 1.4...
  • Page 3 © 2023 CLARK Material Handling Company...

  • Page 4: Table Of Contents

    Table of Contents OM-747 Information ..........................6 Overview........................... 7 A Message to Operators ......................8 Introduction ..........................9 How to Use this Manual ......................11 Safety Standards ........................12 Section 1. General Safety Rules................... 13 Do’s and Don’ts ....................... 14 Operator Protection ......................15 Pedestrians ........................
  • Page 5 Section 4. Operating the Display ..................47 Display Overview ......................48 Icons and Indicators ......................50 Menus ..........................55 Standard Features ......................65 Optional Features ......................71 Operator Alarms ......................76 Section 5. Operating Your Lift Truck ................... 81 Before Operating the Lift Truck ..................82 Safe Operation ........................

  • Page 6: Information

    Information Lift Truck Information Model Type Serial No. Truck Weight Rated Capacity Gross Weight Component Serial Number Drive Axle / Motor (left) Drive Axle / Motor (right) Steer Axle Hydraulic Pump / Motor Traction Controller Steer Controller Pump Controller Lift Truck Information...

  • Page 7: Overview

    Overview YOU can prevent accidents First: Know the rules of safe lift truck operation and the safety Next: Read the Operator’s Manual. If you do not understand something, ask your supervisor. LEARN about the lift truck you operate! Know YOUR lift truck Then: Operate your lift truck safely.

  • Page 8: A Message To Operators

    • A damaged or malfunctioning lift truck. For these reasons, CLARK wants you to know how to safely operate and properly maintain your lift truck. The primary function of this manual is to help you learn how to safely operate your lift truck. This This manual is not a training manual, it is a resource to assist trained and authorized operators or avoid them.

  • Page 9: Introduction

    Introduction Foreword CLARK welcomes you to the growing group of professionals who own, operate, and/or maintain our lift trucks. We take pride in the tradition of high quality and superior value that the CLARK name represents. The operator must always...
  • Page 10 Always Practice Safe Operation Incorrect lift truck operation can cause accidents. Do not operate an improperly setup, damaged, or malfunctioning lift truck. Read and understand If you have questions, ask for assistance. Stay alert and follow the rules, regulations, and procedures for safe lift truck operation. Avoid Drive and work safely and follow the safety messages and warnings found in this manual and attached to your lift truck.

  • Page 11: How To Use This Manual

    Keep this manual on the lift truck as a reference for anyone who may operate or service it. If the lift truck you operate is not equipped with an Operator’s Manual, alert your supervisor immediately. • Your authorized CLARK dealer is ready to help and can provide you with additional How to Use this Manual...

  • Page 12: Safety Standards

    Safety Standards IMPORTANT! ANSI / ITSDF B56.1 Safety Standard for Low Lift and High Lift Trucks Suite 460, Washington, DC 20006. NFPA 505 Fire Safety Standard for Powered Industrial Trucks Including Type Designations, Areas of Use, Conversions, Maintenance and Operations 02169.

  • Page 13: Section 1. General Safety Rules

    Section 1. General Safety Rules Contents Do’s and Don’ts ..................14 Operator Protection ................. 15 Pedestrians ....................16 Upright ...................... 17 Travel ......................18 Parking ..................... 19 Tipover ...................... 20 Contents...

  • Page 14: Do's And Don'ts

    Do’s and Don’ts DON’T mix drugs or alcohol with your job. DO watch for pedestrians. DON’T block safety equipment. DO wear personal protective equipment. DON’T smoke while operating the lift truck and in NO SMOKING areas. DON’T operate the lift truck outdoors during poor weather conditions such as rain, snow, or ice.

  • Page 15: Operator Protection

    Section 1. General Safety Rules Operator Protection Seat Belt Always use the seat belt. Overhead Guard WARNING • Stay under the overhead guard when operating the lift truck. • Keep arms and legs inside the operator’s compartment. • Be careful when traveling in reverse and in tight areas.

  • Page 16: Pedestrians

    Pedestrians No Riders WARNING The operator is the only person allowed on the lift truck. WARNING Do not transport personnel with the lift truck. Nearby Personnel WARNING • Look in the direction of travel. • Slow down and operate the horn at every intersection or location with limited visibility.

  • Page 17: Upright

    Section 1. General Safety Rules Upright Forks and Upright WARNING Do not walk or stand under raised forks. WARNING Do not raise personnel with the lift truck. WARNING Do not use the upright as a ladder. Pinch Points WARNING Keep hands, feet, and legs out of the upright. Upright...

  • Page 18: Travel

    Travel Forward Travel • Lower the forks to a safe height and tilt the upright back when traveling with a load. • Do not lift or lower a load while the lift truck is traveling. Reverse Travel • Travel in reverse when handling loads that restrict your view.

  • Page 19: Parking

    Section 1. General Safety Rules Parking Parking Rules • Do not park the lift truck on a ramp or grade. • Do not leave the lift truck before coming to a complete stop. • Park the lift truck in authorized areas only. •...

  • Page 20: Tipover

    Tipover Side Tipover • Tipover can occur when a certain combination of travel speed and turn sharpness exceeds the stability of the lift truck. This is most likely to occur with an unloaded lift truck. • Tipover can occur while turning with the upright raised or braking in reverse with the upright raised or accelerating during a turn.
  • Page 21 Section 1. General Safety Rules What To Do in Case of a Tipover WARNING DO NOT JUMP! During a tipover, your best chance of survival is to stay in the seat. BRACE YOURSELF AS ILLUSTRATED BELOW! Step 2 Step 1 Step 3 Step 4 1.

  • Page 23: Section 2. Operating Hazards

    Section 2. Operating Hazards Contents Load Handling ..................24 Collisions ....................27 ....................28 Ramps and Grades .................. 29 Surface and Capacity ................30 Contents...

  • Page 24: Load Handling

    Load Handling Unbalanced Loads Do not handle uneven loads. Wide Loads Center wide loads on the forks. Loose Material Stack and band loose material. WARNING • Always secure loose loads before handling. • Long loads decrease the capacity of your lift truck. Know and understand your lift •...
  • Page 25 Section 2. Operating Hazards Right-Angle Stacking Avoid sharp turns and operate slowly. High Loads Do not turn sharply with a raised load. Long or Wide Loads Long or wide loads require more clearance. Load Handling...
  • Page 26 Chain Slack WARNING Check for chain slack before attempting to lower a load or when withdrawing the forks after placing a load. Chain slack is caused by the upright rails, carriage, or forks hanging up. Raise the forks before moving, or damage to the chains may occur. Pallets and Skids WARNING Possibility of crushing injury or death.

  • Page 27: Collisions

    Section 2. Operating Hazards Collisions Overhead Clearance WARNING • Know your overhead clearance and look for obstacles. • Colliding with an overhead structure can cause the lift truck to tipover or drop its load. • Keep the load low and tilted back. WARNING •...
  • Page 28 WARNING • Tell the driver not to move the trailer and use the trailer brakes. • Install wheel chocks. • Use a trailer-to-dock system if available. The trailer may move unexpectedly while loading or unloading. Drop-Offs...

  • Page 29: Ramps And Grades

    Section 2. Operating Hazards Ramps and Grades Unloaded Travel When Traveling Unloaded... Keep Forks Pointed Down Grade WARNING WARNING Always look in the direction of travel. Do not turn on a grade. Loaded Travel When Traveling Loaded... Keep Forks Pointed Up Grade WARNING •...

  • Page 30: Surface And Capacity

    Surface and Capacity SAND ROCKS WEAK FLOORS WARNING Poor conditions can cause the lift truck to lose traction when braking or traveling. WARNING Do not travel over a surface that cannot support the weight of a loaded lift truck. Know the combined (gross) weight of the lift truck and the load.

  • Page 31: Section 3. Know Your Lift Truck

    Section 3. Know Your Lift Truck Contents Overview....................32 Operator Controls ..................33 Seat ......................38 Steering Column ..................39 Hood ......................40 Parking Brake ..................41 Operator Presence System..............42 Data Plate ....................43 Decals ....................... 44 Contents...

  • Page 32: Overview

    Overview Lift Truck Components Steering Wheel Upright Load Backrest Forks Drive Wheels Battery Compartment Steer Tires Counterweight Seat Overhead Guard Operator Compartment Steering Knob Horn Accessory Switches Dash Display Accessory Port Control Levers Emergency Disconnect Operator's Manual Hip Restraints Seat Belt Accelerator Brake Pedal Keyswitch...

  • Page 33: Operator Controls

    Section 3. Know Your Lift Truck Operator Controls Driving Controls Name Description View The steering wheel controls the position of the rear steer Steering tires. The position of the steer Wheel tires is shown on the dash display. The brake pedal controls the Brake braking of the lift truck.
  • Page 34 Driving Controls Name Description View The key switch turns the lift Switch and steering. The horn to used to alert Horn nearby personnel while operating the lift truck. The directional switch is used to change the driving Directional direction of the lift truck. There Control Operator Controls...
  • Page 35 Section 3. Know Your Lift Truck Hydraulic Controls Name Description View The lift control lever controls the raising and lowering of the Lift Control upright. Pull the lever back to Lever lift the upright. Push the lever forward to lower the upright. The tilt control lever controls the vertical position of the Tilt Control...
  • Page 36 Hydraulic Controls Name Description View The horn button is used to Horn Button alert nearby personnel when operating the lift truck. The emergency disconnect switch enables the operator Emergency to immediately turn lift truck Disconnect emergency situation. Directional The directional control switch Control is used to change the driving (If equipped)
  • Page 37 Section 3. Know Your Lift Truck Optional Controls Name Description View Turn Signal The turn signal switch is used Switch to activate the left and right (If equipped) turn indicator lights. The accessory switches Accessory control electrical options such Switches (If equipped) hazard lights.

  • Page 38: Seat

    Seat Adjusting the Seat Recline: • Pull back on the side lever (1) and lean backward or forward to position the seat back cushion. Release the lever to lock into place. Adjusting the Seat Position: • Pull up on the front lever (2) and slide the seat forward or backward. The seat should reach and comfortable to operate.

  • Page 39: Steering Column

    Section 3. Know Your Lift Truck Steering Column performed at the same time. Adjusting the Steering Column: • Loosen the locking lever (1) to release the steering column. • Pull the steering wheel (2) out to lengthen or push in to shorten. •...

  • Page 40: Hood

    Hood Raising the Hood: • Rotate the steering column fully forward. • Push the latch (1) forward to release the hydraulic controls and then rotate the lever assembly fully forward. • Push the release lever (2) up to release the hood. •...

  • Page 41: Parking Brake

    Section 3. Know Your Lift Truck Parking Brake of an electromagnetic (EM) brake that is connected to each drive motor. During normal turning. The parking brake icon will appear on the display when the EM brakes are applied. stop. The repeated use of the parking brake in this way is considered operator abuse and will The Self-Activating Parking Brake Applies When...

  • Page 42: Operator Presence System

    Operator Presence System The operator presence system (OPS) consists of a safety switch located in the bottom of the operator's seat. It determines if the operator is seated correctly while operating the lift truck. The operator must sit in the seat to travel or use the hydraulic controls. are interrupted.

  • Page 43: Data Plate

    Section 3. Know Your Lift Truck Data Plate Data Plate and contact your authorized CLARK dealer for a replacement. (1) Model and Type (2) Serial Number stamped on the frame of your lift truck. Use this number when requesting service information or ordering replacement parts to ensure accuracy.

  • Page 44: Decals

    Decals Decals WARNING Read the manual Buckle up! Apply brake when leaving truck Watch Out For Other People Most lift truck INJURIES are to other people near the lift truck. Prevent Overturns! AVOID : • slippery, sloping, or uneven surfaces •...
  • Page 45 Section 3. Know Your Lift Truck Safety Decals Name Description View The operator warning Operator decal describes how to Warning safely operate and park the lift truck. Prevent Overturns! In Case of Tip-Over: Don't WARNING jump Watch Out For Other Read the AVOID : People...
  • Page 46 Safety Decals Name Description View The fork safety decals show the risk of serious Fork Safety the forks are in a raised position. The upright safety decal warns of the risk Upright placing body parts Safety between the moving components of the upright.
  • Page 47 Section 4. Operating the Display Contents Display Overview ..................48 Icons and Indicators................50 Menus ....................... 55 Standard Features ................... 65 Optional Features ..................71 Operator Alarms ..................76 Contents...
  • Page 48 Display Overview Dash Display 9 10 11 Menu Buttons Battery Level Warning Icons Parking Brake Model Seat Icon Date Fault Icon Time Direction / Steer Position Hour Meter / Odometer Low Speed Mode Performance Mode Turn Signal / Hazard Display Overview...
  • Page 49 Section 4. Operating the Display Menu Buttons Name Button Description Menu Press the MENU button to enter the operator menu. When in a menu, press the BACK button to return to the previous screen. Back Button Press the ENTER button to enter the service menu. Enter A password is required.

  • Page 50: Icons And Indicators

    Icons and Indicators Main Screen - Functions and Alarms Operation Function or Alarm Description When travel speed is less Stopped than 0.5 km/h (0.3 mph), the time is shown. When stopped, or when Stopped not operating a hydraulic 2345 function, the load weight is (Load Weight) shown.
  • Page 51 Section 4. Operating the Display Main Screen - Functions and Alarms Operation Function or Alarm Description Stopped TM79-OPER. ERROR INCORRECT START Traveling PUT IN NEUTRAL When an operator alarm occurs, the alarm code and description are shown on the screen. Stopped TM79-OPER.
  • Page 52 Main Screen - Indicators Name Indicator Description The time and date icon shows Date and Time the current time and date. The speedometer icon shows Speedometer the lift truck's travel speed. Load Weight 2345 (If Equipped) The load weight icon displays the weight of the current load.
  • Page 53 Section 4. Operating the Display Icons Name Icon Description The battery indicator shows the remaining battery charge level. Each increment on the icon is equal to approximately 10% of total battery charge. Normal Battery The icon will be green, indicating adequate battery charge, when the battery charge level is greater than 20%.
  • Page 54 Icons Name Icon Description The seat switch icon is displayed when the Seat lift truck is turned on and the operator is not Switch sitting in the seat correctly. The performance mode icon shows the lift truck's current operating mode. The Performance Mode three levels of performance are economy, standard, and power.

  • Page 55: Menus

    Section 4. Operating the Display Menus Menu Description MENU MONITOR SENSOR TEACHING TRACTION CONTROL CLOCK SETUP PU MP CONTROL MONITOR EPS-STEER CONTROL ALARM LOGBOOK DEVICE INFORMATION Main Menu Submenu Menu Level Current Selection Operator Menu The operator menu is intended for use by the lift truck operator. It allows the operator to adjust password is not required to enter this menu.
  • Page 56 Operator Menu Name View Description Operation SET STR KNOB HOME CURRENT VALUES ZERO SP POT: 2.4V Press the ENTER button to begin SETUP: ENTER the adjustment The set steering procedure. knob home menu allows the SET STR KNOB HOME Turn the steering operator to adjust wheel knob to TURN STEERING WHEEL KNOB TO...
  • Page 57 Section 4. Operating the Display Operator Menu Name View Description Operation Use the UP and DOWN buttons to CLOCK SETUP The clock setup select a value. menu allows the 03, APR, 2021 Use the PLUS and Clock Setup operator to adjust MINUS buttons to the date and AM 9 : 00...
  • Page 58 Operator Menu Name View Description Operation Use the UP and ALARM LOGBOOK DOWN buttons to T/MASTER CONT. select a submenu. T/SLAVE CONT. Press the ENTER PUMP MASTER CONT. button to enter a PUMP SLAVE CONT. submenu. STEER MASTER CONT. Use the UP and T/MASTER CONT.
  • Page 59 Section 4. Operating the Display Sales Menu The sales menu is intended for use by the dealer. It allows the dealer to view all current settings and features found in the service menu, but only allows for limited adjustment. In this menu, the performance modes, display setup, and speed setup can be adjusted.
  • Page 60 Sales Menu Name View Description DISPLAY SETUP The display setup menu CLARK LOGO Display allows the dealer to adjust, LANGUAGE Setup enable, or disable the lift DISPLAY UNIT truck's display features. DISPLAY MODE SPEED DISPLAY HOUR SETUP-MAINT. The hour setup-maintenance...
  • Page 61 Section 4. Operating the Display Sales Menu Name View Description The set options menu allows SET OPTIONS the dealer to view the lift trucks currently enabled and TRACTION CONTROL Set Options disabled options. This menu PUMP CONTROL does allow the dealer to CAMERA adjust, enable, and disable optional camera(s).
  • Page 62 Service Menu The service menu is intended for use by the technician only. It allows the technician to view and adjust all settings, clear errors, and enable or disable lift truck options. A password is required to enter this menu. Entering the Service Menu INPUT PASSWORD •...
  • Page 63 Section 4. Operating the Display Service Menu Name View Description DISPLAY SETUP The display setup menu CLARK LOGO Display allows the technician to adjust LANGUAGE Setup the display features. DISPLAY UNIT DISPLAY MODE SPEED DISPLAY PASSWORD SETUP The password setup menu...
  • Page 64 Service Menu Name View Description CONTROL SETTINGS The control settings menu TRACTION PARAMETER Control allows the technician to adjust PUMP PARAMETER Settings the lift truck settings related to STEER PARAMETER the controllers. SET OPTIONS The set options menu allows TRACTION CONTROL Set Options the technician enable and PUMP CONTROL...

  • Page 65: Standard Features

    Section 4. Operating the Display Standard Features Service Menu Name View Description DEVICE INFORMATION The device information menu DISPLAY SW VER. V 0.21 Device allows the technician to view TRUCK MODEL SE25T-MWB Information the lift truck model, software TRUCK HOURS 24 Hrs versions, and operating hours.
  • Page 66 Name Description Operation Adjust Language The display can be viewed in a Language LANGUAGE Enable / Disable CLARK Logo The CLARK logo, shown on Logo startup, can be disabled or enabled. LOGO The monitor submenu in the Enable / Disable Monitor Submenu...
  • Page 67 Section 4. Operating the Display STANDARD FEATURES Name Description Operation The lift truck has three performance operating modes. Adjust Performance Mode The performance mode is saved when the lift truck is MODE SELECT the lift truck is turned on. If the performance mode feature is enabled, the performance mode will operate Enable / Disable Custom Mode...
  • Page 68 Operation The service password is programmable and must be Adjust Service Password lost or forgotten your lift trucks SERVICE PASSWORD service password, contact your CLARK dealer. Password Setup Adjust Sales Password The sales password is digits in length. SALES PASSWORD...
  • Page 69 Section 4. Operating the Display STANDARD FEATURES Name Description Operation Adjust Maximum Reverse Speed The maximum reverse travel (Power Mode) speed for power mode is adjustable. SPD RVS PWR Adjust Maximum Reverse Speed The maximum reverse travel (Custom Mode) speed for custom mode is adjustable.
  • Page 70 STANDARD FEATURES Name Description Operation The lift truck has three maintenance feature options that determine what warning Enable / Disable Maintenance Type messages are displayed and if travel and hydraulic function will be reduced once the MAINTENANCE TYPE maintenance interval has been reached.

  • Page 71: Optional Features

    Section 4. Operating the Display Optional Features OPTIONAL FEATURES Name Description Menu Operation The lift truck may be equipped with a fork camera or a rear view camera. The fork camera is activated when a hydraulic Enable / Disable Camera Type function is being used.
  • Page 72 OPTIONAL FEATURES Name Description Menu Operation The fork leveling feature is activated by pressing a Enable / Disable Fork Leveling Type auxiliary hydraulic button. This feature can also be turned OFF. An icon on the dash display will be shown if enabled. The following upright tilt limit Adjust Upright Tilt Limit positions (in degrees) are...
  • Page 73 Section 4. Operating the Display OPTIONAL FEATURES Name Description Menu Operation The controller fans can either be set to: Enable / Disable Controller Fan Mode Option 1: on continuously when keyed on. Option 2: the pump or traction OUTPUT controller reaches a set Controller temperature.
  • Page 74 OPTIONAL FEATURES Name Description Menu Operation Enable / Disable Reverse Travel Enable or disable all Signal accessories that are activated during reverse travel. Option 1: directional control in the forward position. Option 2*: forward travel more than 0.5 km/h (0.3 mph). Option 3: directional control in the reverse position.
  • Page 75 Section 4. Operating the Display OPTIONAL FEATURES Name Description Menu Operation Enable / Disable Auxiliary 1 Function Enable or disable an auxiliary function. Enable / Disable Auxiliary 2 Function Enable or disable an auxiliary function. Enable or disable an auxiliary Auxiliary function, most commonly Hydraulics...

  • Page 76: Operator Alarms

    The controller alarms described here are operator alarms. If an alarm appears and it is not described in this section, it is likely a service alarm. If a service alarm occurs, stop operation of the lift truck and contact your CLARK dealer immediately. Operator Error Alarms - Troubleshooting...
  • Page 77 Cause Action Pump controller PM62 THERM. PROTECTION temperature too to cool. If alarm continues, high. contact your CLARK dealer. Pump motor PM65 MOTOR TEMPERATURE temperature too to cool. If alarm continues, high. contact your CLARK dealer. Check that the lift lever is in Lift sensor input the neutral position.
  • Page 78 Traction motor TM178 MOTOR TEMP. STOP temperature is to cool. If alarm continues, too high. contact your CLARK dealer. Verify brake pedal is in the Brake pedal input neutral position and check TM204 BRAKE RUN OUT voltage is out of harness connections.
  • Page 79 Section 4. Operating the Display Operator Warning Alarms - Troubleshooting Alarm Description Action CHARGE NOW Charge battery now. CANBUS FAIL Check CAN bus line. EM247 CAN BUS KO Check CAN bus line. ES247 CAN BUS KO Check CAN bus line. PM78 VACC NOT OK Incorrect lever starting position.
  • Page 81 Section 5. Operating Your Lift Truck Contents Before Operating the Lift Truck .............. 82 Safe Operation ..................83 Forks and Upright ..................84 Load Handling ..................85 Braking ..................... 90 Parking ..................... 91 Contents...
  • Page 82 Before Operating the Lift Truck IMPORTANT! Read the Operator’s Manual before operating the lift truck. WARNING • Safe operation is always the responsibility of the operator! • The operator must be trained and authorized to operate this lift truck. • Only operate the lift truck in a safe and controlled manner.

  • Page 83: Safe Operation

    Section 5. Operating Your Lift Truck Safe Operation Look where you are going... Check that your intended path of travel is clear of obstacles and pedestrians. Watch for other personnel, lift trucks, and any other obstructions in your path of travel and work area. Do not rely on your lift trucks warning lights or alarms to alert others while operating your lift truck.

  • Page 84: Forks And Upright

    Forks and Upright Positioning the Forks for Traveling When traveling with or without a load, it is recommended to have the forks raised slightly and the upright tilted back. This helps prevent the fork tips from catching on the ground or debris while traveling.

  • Page 85: Load Handling

    Section 5. Operating Your Lift Truck Load Handling Overview • Always handle loads that are at or below the lift truck’s rated capacity. The rated capacity should be lifted. However, other factors such as using a special attachment, handling loads with a high center of gravity, or traveling over uneven surfaces may reduce the safe working load to be less than the rated capacity.
  • Page 86 Traveling with a Load • Always travel with the load as low as possible and the upright tilted back. Do not travel with a raised load. Do not attempt to raise the load except when stopped or stacking. • other vehicles, personnel, and other obstacles. Always look in the direction of travel and ensure a clear view of your intended path of travel.
  • Page 87 Section 5. Operating Your Lift Truck Stacking a Load Step Procedure View Drive forward slowly while aligning the load squarely with the stack Raise the load as the lift truck approaches the stack. Drive forward slowly until the load is almost touching the stack.
  • Page 88 Stacking a Load Step Procedure View Stop close to the stack and raise the load high enough to clear the top surface of the stack. Position the load slowly so that it aligns with the load or rack beneath it. Use care not to move or damage nearby loads.
  • Page 89 Section 5. Operating Your Lift Truck Unstacking a Load Slowly approach the stack with the lift truck lined up squarely with the load. When near the stack, tilt the upright to the vertical position. Raise the forks high enough to freely engage the load pallet. Adjust fork angle as necessary to position the forks squarely under the load.

  • Page 90: Braking

    Braking Normal Braking The braking system for the lift truck is electronically controlled. When the brake pedal is depressed while traveling, the drive motor direction is reversed and the lift truck slows down. Stopping the Lift Truck truck comes to a stop. The farther the brake pedal is depressed the quicker the lift truck will slow down and come to a stop.

  • Page 91: Parking

    Section 5. Operating Your Lift Truck Parking Parking the Lift Truck Step Procedure View Stop the lift truck. Put the directional control in neutral. Lower the upright to the ground. The lift truck is equipped with a self-activating parking brake. An icon on the dash display appears when the parking brake is engaged.
  • Page 93 THIS SECTION IS INTENDED FOR SERVICE TECHNICIANS ONLY! The following information is intended as a reference when determining your lift truck's specific planned maintenance (PM) schedule. For complete maintenance and service information, refer to the service manual or your CLARK dealer. Contents...

  • Page 94: Safe Maintenance

    13. All batteries, motors, controllers, switches, protective devices, electrical conductors, and connections must be inspected and maintained. 14. Refer to the OEM manufacturer's (CLARK) procedures for replacing battery contacts to avoid injury or damage to the equipment. 15. Lift trucks must be kept clean to minimize the risk of fire and to aide in the detection of damaged or defective parts.

  • Page 95: Operator's Daily Checklist

    Engine (IC) (rough idle, noisy, leaking) Auxiliary (loose, binding, operation) Description of Problem(s): 59-770-2937 January 2020 NOTE CLARK has prepared an Operator's Daily Checklist to assist you in performing and documenting your daily inspections. This form is available from your CLARK dealer. Operator's Daily Checklist...

  • Page 96: Daily Inspection

    Daily Inspection Every 8-10 Daily Inspection Overview Explanation Hours (Daily) CHECK Obvious damage ● Fluid leaks ● Drive and steer tires ● Capacity plate and warning decals ● Load backrest and attachment ● Upright and lift chains ● Overhead guard ●...
  • Page 97 Section 6. Maintaining Your Lift Truck Visual and Operational Inspections Lift Truck Exterior • Check for obvious damage, fluid leaks, or other maintenance issues. • Check that all safety, capacity, and warning plates and decals are attached and legible. Wheels and Tires •...

  • Page 98: Cleaning

    Cleaning Cleaning Rules Always maintain a clean lift truck. Do not allow debris or contaminants to accumulate on the lift truck. Clean any excess or leaking grease and oil before operating the lift truck. Before attempting to clean the lift truck, make sure to prevent shorting (arcing) of the electric circuits. Your specific operating environment determines the amount and extent of cleaning required for your lift truck.

  • Page 99: Planned Maintenance

    Operator's Manual are for normal operation only. For severe or extreme operation, the maintenance interval should be shortened to ensure optimal lift truck performance and reliability. Contact your authorized CLARK dealer if you have questions regarding the recommended service intervals for your specific lift truck application.
  • Page 100 Every 450-500 Every 900- Every 2000 PM Service Intervals Hours 1000 Hours Hours (6 Months) (12 Months) (Yearly) CHECK Wheel fastener torque ■ Drive and steer axle fluid levels ■ Hydraulic fluid level ■ Battery electrolyte level ■ Drive, pump, and steer motors ■...

  • Page 101: Forks And Lift Chain

    Section 6. Maintaining Your Lift Truck Forks and Lift Chain Fork Inspection Inspect the forks for bending and wear: • The top surfaces of the forks should be level with each other. • If the height difference between the fork tips is greater than 1.5% of the blade length (A), then the forks must be replaced.
  • Page 102 Lift Chain Inspection and Lubrication During normal operation, inspect and lubricate the lift chains every 450 to 500 hours. If operating in a corrosive or extreme working condition, inspect the lift chains more frequently. Be sure to check for the following: corrosion, cracked plates, raised or turned pins, tight joints, excessive wear, and worn pins and holes.

  • Page 103: Wheels And Tires

    Section 6. Maintaining Your Lift Truck Wheels and Tires Inspect the drive and steer wheels and tires every day before operating the lift truck. Do the following when inspecting the wheels and tires: • Inspect the tires for excessive wear. Replace if needed. •...

  • Page 104: Fuses

    Fuses The lift truck is equipped with two fuse boxes and three main Front Fuse Box fuses. The front fuse box is located in front of the battery compartment and accessed by removing the floor plate. The rear fuse box is located on the rear left side of the truck and accessed by raising the hood.

  • Page 105: Battery

    Section 6. Maintaining Your Lift Truck Battery Battery Service Area The industrial battery service area must be in a location dedicated for that purpose. The area must be free of all nonessential combustible materials. The battery service area must have the following: •...
  • Page 106 Battery Charging Charging the Battery: Safely park the lift truck. Raise and secure the hood. Check all cables and connections for damage. Disconnect the battery cable from the battery receptacle. Connect the battery cable to the charger. Follow the recommended procedure provided by the battery and/or charging station manu- facturer(s).
  • Page 107 Section 7. Towing and Lowering Contents Emergency Towing ................108 Emergency Lowering ................110 Contents...
  • Page 108 Emergency Towing WARNING THIS SECTION IS INTENDED FOR SERVICE TECHNICIANS ONLY! The following information is to be used as a reference. For complete maintenance and service information, refer to the service manual. Disabled Lift Truck If the lift truck becomes disabled... •...
  • Page 109 Section 7. Towing and Lowering Safe Towing Rules: • Do not tow on a grade or if ground conditions are poor. • If using another lift truck to tow, make sure it is of equal or greater size and carrying a partial load to ensure adequate traction.
  • Page 110 Emergency Lowering Lowering the Upright The lift section of the hydraulic control valve is equipped with an override release which, during an emergency or failure situation, can be used to safely lower the upright. Loosen the lock nut securing the release screw. Loosen the release screw.
  • Page 111 SE15-25T ....................112 WARNING CAUTION NOTE Contents...
  • Page 112 SE15-25T IMPORTANT! Model Load Center: 500 mm (19.6 in) Load Center: 24 in (610 mm) IMPORTANT! Service Weight Height Model SE15-25T...
  • Page 113 Height Model Height Model SE15-25T...
  • Page 114 IMPORTANT! Height Model Model Model SE15-25T...
  • Page 115 Model Drive Tire Size Model Drive Tire Size Model Drive Tire Size Model Drive Tire Size CLARK Chain & SE15-25T...
  • Page 116 Scan Link Below Safety Starts with You! OM-747 700 Enterprise Drive Lexington KY 40510 Additional copies of this manual are available from your CLARK dealer.

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