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Owner's Manual
Light Tower
MLTS
008615
For technical assistance contact:
www.generacmobileproducts.com
Technical Service
1-800-926-9768
SAVE THIS MANUAL FOR FUTURE REFERENCE

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Summary of Contents for Generac Power Systems MLTS

  • Page 1 Owner’s Manual Light Tower MLTS 008615 For technical assistance contact: www.generacmobileproducts.com Technical Service 1-800-926-9768 SAVE THIS MANUAL FOR FUTURE REFERENCE...
  • Page 2 Use this page to record important information about your light tower Record the information found on your unit data label on this page. See unit serial number location (Unit Serial Unit Model No. Number Locations). The label plate is affixed to the inside partition, to the left of the control panel console.
  • Page 3: Table Of Contents

    Table of Contents Section 1:Introduction and Safety Section 3: Operation Introduction ............1 Light Tower Setup ..........19 Read This Manual Thoroughly ........1 Raising Mast—Manual Winch ......20 Safety Rules ............1 Raising Mast—Electric Winch (If Equipped) ... 21 How to Obtain Service ..........1 Prestart Checklist ..........
  • Page 4 Inspecting the Unit ............ 29 Basic Maintenance Schedule ......30 Manual Winch: Use, Operation, and Maintenance ............31 Prior to Use ............... 31 Operation ..............31 Maintenance ............. 31 Electric Winch (If Equipped): Use, Operation, and Maintenance ............31 Winch Mechanical Brake .......... 31 Trailer Wheel Bearings ........32 Jack Maintenance ..........32 Section 5: Troubleshooting...
  • Page 5: Section 1:Introduction And Safety

    Section 1: Introduction and Safety Introduction DANGER Thank you for purchasing a Generac Mobile product. This unit has been designed to provide high-performance, Indicates a hazardous situation which, if not avoided, efficient operation, and years of use when maintained will result in death or serious injury. properly.
  • Page 6: General Hazards

    Introduction and Safety General Hazards Explosion and Fire Hazards DANGER DANGER Explosion and Fire. Fuel and vapors are Asphyxiation. Running engines produce extremely flammable and explosive. Add fuel carbon monoxide, a colorless, odorless, in a well ventilated area. Keep fire and spark poisonous gas.
  • Page 7: Electrical Hazards

    Introduction and Safety Electrical Hazards Battery Hazards DANGER DANGER Electrocution. In the event of electrical accident, Electrocution. Do not wear jewelry while immediately shut power OFF. Use non-conductive working on this equipment. Doing so will implements to free victim from live conductor. Apply result in death or serious injury.
  • Page 8: Fuel Hazards

    Introduction and Safety Fuel Hazards Operating Safety Positioning the Unit DANGER Explosion and fire. Fuel and vapors are extremely DANGER flammable and explosive. No leakage of fuel is permitted. Keep fire and spark away. Failure to do High Voltage. Verify area above unit is clear of overhead wires and obstructions.
  • Page 9: Raising And Lowering The Mast

    Introduction and Safety Service Safety Raising and Lowering the Mast WARNING WARNING Electrocution. Do not set up or operate Accidental start-up. Disconnect negative battery this unit if severe weather is expected. terminal before servicing to prevent accidental engine Lightning strikes can kill or cause severe injury even if you are not touching the unit.
  • Page 10: Running Lights

    Introduction and Safety Reporting Trailer Safety Defects • Connect safety chains in a crossing pattern under the tongue. If you believe your trailer has a defect which could cause • Before towing the trailer, verify that the weight of a crash or could cause injury or death, you should the trailer is equal across all tires.
  • Page 11: Safety And Operating Decals

    Introduction and Safety Safety and Operating Decals Figure 1-1 through Figure 1-3. This unit features Replace any missing or hard-to-read decals and use care numerous safety and operating decals. These decals when washing or cleaning the unit. Decal part numbers provide important operating instructions and warn of found parts...
  • Page 12 Introduction and Safety 1 Inch (25 mm) 0°± 5° 10000035325 1 Inch (25 mm) 0°± 5° 008626 10000035402 Figure 1-1. Decal Locations (1 of 3) Owner’s Manual for Mobile Light Tower...
  • Page 13 Introduction and Safety DANGER OVERHEAD POWER LINES Contact with overhead electrical power lines will cause serious injury or death. Do not position light tower under electrical power lines. GEFAHR Der kontakt mit elektrischen Hochspannungsleitungen kann zu schweren oder lebensgefährlichen Verletzungen führen.
  • Page 14 Introduction and Safety retract outriggers with tower up. Nicht zurückziehen Ausleger mit Turm auf. No retraiga estabilizadores con la torre de arriba. Ne pas retirer les stabilisateurs avec la tour vers le haut. MOTORBETRIEB OPERACIÓN DEL MOTOR FONCTIONNEMENT DU MOTEUR ATED ABSCHALTUNG APAGADO...
  • Page 15: Section 2:General Information

    Section 2: General Information Specifications Description Unit of Measure Standard Unit Export Power Option Engine ® ® Make (Model) — Mitsubishi (L2E) Mitsubishi (L2E) EPA Certification Tier Fuel Consumption—Lights Only gph (Lph) 0.21 (0.79) 0.21 (0.79) Battery—Group Number — Battery—Voltage (Qty. Per Unit) VDC (qty) 12 (1) 12 (1)
  • Page 16: Unit Serial Number Locations

    General Information Unit Serial Number Locations Refer to the illustration to locate the unit ID tag and found on these tags. Record the information from these Vehicle Identification Number (VIN) tag on the unit. tags so it is available if the tags are lost or damaged. Important information, such as the unit serial number, When ordering parts or requesting assistance, you may model number, VIN, and tire loading information are...
  • Page 17: Trailer Tongue Storage And Tow Positions

    General Information Trailer Tongue Storage and Tow CAUTION Positions Pinching and crushing hazard. To avoid The trailer tongue is designed to fold upright for shipping possible injury, keep fingers away from pivot and storage. point when folding or unfolding trailer tongue. IMPORTANT NOTE: Do not attempt to tow the unit (000313) with trailer tongue in the storage position.
  • Page 18: Place Trailer Tongue In Storage Position

    General Information Place Trailer Tongue in Storage Position 1. Verify unit is on a level surface and wheels are blocked. 2. See Figure 2-6. Extend jack (A) enough to allow minimum effort to pivot trailer tongue into storage position. 003591 Figure 2-8.
  • Page 19: Unit Dimensions

    General Information Unit Dimensions 009807 Figure 2-9. Unit Dimensions 118 in (3 m) 101 in (2.6 m) 23 ft (7 m) 10 ft (3.05 m) 57 in (1.45 m) Owner’s Manual for Mobile Light Tower...
  • Page 20: Component Locations

    General Information Component Locations 008645 Figure 2-10. Component Locations—Front and Left Side Grounding stud Tongue jack Outrigger and Jack (2 locations) Mast rotation knob Fuel fill Winch Tie-down point (4 locations) Light (4 locations) Owner’s Manual for Mobile Light Tower...
  • Page 21 General Information 008646 Figure 2-11. Component Locations—Rear and Right Side Central lift point Tandem tow mount (optional—not shown) Engine/radiator access hood Hood latch Forklift pocket Key start controller Owner’s Manual for Mobile Light Tower...
  • Page 22: Control Panel

    General Information Control Panel ###### Figure 2-12. Standard Control Panel DC circuit breaker (2 locations) AC circuit breaker Controls export power (if equipped) Light fixtures ON-OFF switch One switch controls power to all light fixtures [Not used] Standard units: [Not used] Units with electric winch: Mast UP-DOWN switch [Not used] [Not used]...
  • Page 23: Section 3: Operation

    Section 3: Operation Light Tower Setup DETAIL B DETAIL C DETAIL D 1” DETAIL E 008708 Figure 3-1. Setup Components 2. Place the unit on firm ground that is relatively flat (less than 5° slope), and then block the wheels to DANGER prohibit movement.
  • Page 24: Raising Mast-Manual Winch

    Operation 6. See Detail E. Rotate each jack handle clockwise to the mast rotation knob to secure the mast in start leveling the trailer. Adjust all three jacks by position. rotating their handles clockwise until they are firmly 4. Using both hands, rotate the winch (B) to slowly in contact with the ground.
  • Page 25: Raising Mast-Electric Winch (If Equipped)

    Operation Raising the Mast—Electric Winch the second mast section is visible as seen in Detail (If Equipped) DANGER Electrocution. DO NOT use the unit if electrical cord is cut or worn through. Doing so will result in death or serious injury. (000263a) WARNING Tipping hazard.
  • Page 26: Prestart Checklist

    Operation Prestart Checklist 1. See Figure 2-12. Verify main circuit breaker and circuit breaker for lights are OFF (O). Before starting the unit, all items in the prestart checklist 2. See Figure 3-4. Turn engine ignition switch to must be completed. This checklist applies to both manual GLOW PLUG position and hold for five seconds and remote starting of the unit.
  • Page 27: Operating The Lights

    Operation Customer Convenience IMPORTANT NOTE: If unit does not start after 10 seconds of cranking, turn ignition switch to STOP Receptacles (If Equipped) position and wait 30 seconds. Then, repeat steps 2–3 as necessary. Figure 3-8. The unit may be equipped with one 120V, 20A, GFCI, duplex receptacle;...
  • Page 28: Automatic Shutdown

    Operation 4. Turn ignition switch to STOP. 008646 009986 Figure 3-10. Stowed (Travel) Position Figure 3-9. Stop Engine To rotate the mast: Automatic Shutdown a. Loosen the mast rotation knob. This unit is equipped with a low oil pressure and high b.
  • Page 29: Manually Lowering Electric Mast

    Operation IMPORTANT NOTE: Contact a GMASD immediately if the mast hangs up or the winch cable develops slack. NOTE: If the light tower is not operational, and the batteries do not have enough power to lower the mast, it may be necessary to lower the mast manually. Always attempt to recharge the batteries and lower the mast electrically before proceeding.
  • Page 30: Lower Radiator Hose Heater (If Equipped)

    Tandem Tow (If Equipped) Figure 3-13. The tandem tow hitch option (A) allows the operator to tow a second MLTS Light Tower in series behind the unit equipped with the hitch. Figure 3-14. Heated Fuel Filter Towing the Unit...
  • Page 31: Lifting The Unit

    Operation coupling and attach the safety chains or cables to 4. Always remain aware of people and objects around the vehicle. Remove the tongue jack locking pin the unit while preparing, maneuvering, and lifting and rotate the jack into the travel position. Replace the unit.
  • Page 32: Tying Down The Unit

    Operation Tying Down the Unit When securing the unit for transportation, verify the equipment being used to fasten the unit is in good condition and has sufficient strength to hold the unit in place during transport. Figure 3-17. Use the tie-down points (C) as shown. 002538 Figure 3-17.
  • Page 33: Section 4:Maintenance

    Section 4: Maintenance Emissions Information 3. Attach a “Do Not Start” sign to the control panel to signify that the unit is being serviced and reduce For warranty information, please refer to the diesel the chance of unauthorized use. engine manual supplied with this unit. Cleaning the Unit Daily Walk-Around Inspection CAUTION...
  • Page 34: Basic Maintenance Schedule

    Drain residual water from fuel filter  Generac Mobile recommends oil change intervals on the MLTS equipped with the Mitsubishi L2E Tier 4 engine be extended to 1,000 hours after initial break-in. The engine comes from the factory with a larger sump that holds 3.6 qts (3.4 L) of engine oil.
  • Page 35: Manual Winch: Use, Operation, And Maintenance

    Maintenance Manual Winch: Use, Operation, Electric Winch (If Equipped): and Maintenance Use, Operation, and Maintenance • Keep the winch free of dirt, oil, grease, water, and Prior to Use other substances. • Inspect rope or cable and replace if damaged. •...
  • Page 36: Trailer Wheel Bearings

    Maintenance Winch Preventative Maintenance Schedule    Inspect winch and control Trailer Wheel Bearings The trailer axles are equipped with a Zerk grease fitting to allow lubrication of the wheel bearings without the need to disassemble the axle hub. Use only a high quality grease made specifically for lubrication of wheel bearings, such as Valvoline W615 or equivalent.
  • Page 37: Section 5: Troubleshooting

    Section 5: Troubleshooting General Troubleshooting Some of the more common problems are listed in the table below. This information is intended to be a check or WARNING verification that simple causes can be located and fixed. Risk of burns. Allow engine to cool before It does not cover all types of problems.
  • Page 38: Troubleshooting The Lights

    Troubleshooting Troubleshooting the Lights Only a qualified electrician should troubleshoot or repair WARNING electrical problems occurring in this equipment. Contact Generac Mobile Technical Service at 1-800-926-9768 for Electrocution. Potentially lethal voltages are generated assistance if you have any questions, or if problems by this equipment.
  • Page 39: Section 6:Wiring Diagrams

    Section 6: Wiring Diagrams Mast Junction Box Wiring and Light Connections 008713 Owner’s Manual for Mobile Light Tower...
  • Page 40: Ac Analog (1 Of 2)

    Wiring Diagrams AC Analog (1 of 2) Owner’s Manual for Mobile Light Tower...
  • Page 41: Ac Analog (2 Of 2)

    Wiring Diagrams AC Analog (2 of 2) Owner’s Manual for Mobile Light Tower...
  • Page 42: Dc Analog

    Wiring Diagrams DC Analog Owner’s Manual for Mobile Light Tower...
  • Page 43 Wiring Diagrams Trailer Lights SPADE VI/YL SPADE BK/WT SPADE SPADE SPADE SPLICE SPADE 90520_D_08.27.14 Owner’s Manual for Mobile Light Tower...
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  • Page 45 Wiring Diagrams This page intentionally left blank. Owner’s Manual for Mobile Light Tower...
  • Page 46 Wiring Diagrams This page intentionally left blank. Owner’s Manual for Mobile Light Tower...
  • Page 48 Part No. 10000043315 Rev. A 08/06/2019 ©2019 Generac Mobile Products, LLC All rights reserved. Generac Mobile Products, LLC Specifications are subject to change without notice. 215 Power Drive, Berlin, WI 54923 No reproduction allowed in any form without prior written GeneracMobileProducts.com │800-926-9768 │920-361-4442 consent from Generac Mobile Products, LLC.

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