Multiquip LT12DAB Lamp starts slowly ARC does not strike Defective Lamp?, Lamp start-up, Supply?

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TROUBLESHOOTING

 

 

 

 

 

 

 

Table 10. Lamp Troubleshooting (continued)

 

 

 

Symptom

Possible Cause

Solution

 

 

 

Lamp starts slowly

 

 

(ARC does not strike

Defective Lamp?

Lamp may glow for extended period of time. Replace after

when switch is first

checking voltage and ballast.

 

turned on)

 

 

 

 

 

Circuit breaker trips on

Short Circuit or Ground?

Check wiring against diagram. Check for shorts or ground.

lamp start-up

 

 

 

 

 

 

Normal Lamp

Replace Lamp.

 

Depreciation?

 

 

 

 

 

 

Dirty Lamp or Fixture?

Clean lamp and fixture.

 

 

Interchange ballast plugs in generator enclosure. If lamp

Lamp light output low

Defective Ballast?

returns to normal light output, replace ballast. Check for

swollen capacitor, charred wiring, core and coil, or other signs

 

 

 

of excessive heat.

 

 

 

 

 

Check voltage at ballast input. Voltage should be within 10%

 

Wrong Voltage?

of nameplate rating. Check wiring connections for voltage

 

 

loss. Check socket contact point.

 

Improper Ballast?

Check ballast nameplate against lamp data.

 

 

 

 

 

Lamp output and brightness decreases and color changes

 

Normal Lamp

slightly as lamps age. Spot replacement with new lamps

 

Depreciation?

may cause noticeable differences in lamp colors. Group

Lamp colors different.

 

replacement minimizes color differences.

 

 

Dirty Fixture?

Dirty fixtures will cause lamps to appear different in color.

 

 

Clean fixture.

 

 

 

 

 

 

Wrong Lamp?

Check data on lamps which appear different in color. Replace

 

with correct color lamp.

 

 

 

 

 

 

Over Voltage from Power

Check voltage at ballast. Check for current or voltage surges.

ARC tube discolored or

Supply?

Check for shorted capacitors and replace if defective.

swollen.

Improper Ballast?

Lamp operated on ballast designed for higher wattage lamp.

 

Check ballast nameplate against lamp data.

 

 

 

 

 

 

 

Check for outer bulb cracks. If air enters outer bulb, arc tube

 

 

may continue to burn for 100 hours before failure. Check for

 

 

bulb cracks where glass meets the base due to tightening

 

Lamp Damaged?

Lamp too firmly in socket or scoring of glass where socket

Short lamp life.

 

inadvertently touches the lamp bulb. Look for broken arc tube

 

or loose metal parts. Replace lamp. (Bulb leads will cause

 

 

 

 

oxidation of metal parts.)

 

 

 

 

 

Ballast nameplate data should agree with lamp line voltage

 

Improper Ballast?

and lamp use. If improper ballast is used, the lamp life will be

 

 

shortened. A mismatch may also cause the ballast to fail.

page 40 — LT12Dab LIGHT TOWER • operation manual — rev. #0 (06/03/11)

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Contents Model LT12DAB Table of Contents Specifications are subject to change without noticeSafety Information SaFeTY meSSageSSaFeTY SYmbOLS Addresses practices not related to personal injuryGeneRaL SaFeTY LIgHT TOWeR SaFeTY Lamp SaFeTYEngIne SaFeTY „ The engine of this equipment Requires an adequate freeFueL SaFeTY TOWIng SaFeTY„ neveR use fuel as a cleaning agent From fuel vapors or if fuel is spilled on a hot engineTRanSpORTIng SaFeTY Loading and Tie-Down on Flatbed TruckELeCTRICaL SaFeTY Power Cord/Cable SafetyGrounding Safety „ aLWaYS make sure the areaBaTTeRY SaFeTY EnvIROnmenTaL SaFeTYLamp footcandle plot Lamp Footcandle PlotGenerator Specifications LT12DAB SpecificationsTrailer Specifications Engine Specifications Dimensions DimensionsReference Letter Description Dimension Length Mast Stowed Position Length Mast Deployed PositionMetal Halide Lamps General informationConvenience Receptacle plates Components Major Components Control Panel SideView Controls and Indicators Control panelControl panel Indoor Installation InspectionBefore starting Engine Oil CheckBattery Check Wipe up any spilled fuel immediatelyCleaning the Radiator Air Cleaner Fan Belt TensionCoolant Operation in Freezing WeatherLocation of Female Connectors Operation Starting the EngineMast operation Outriggers and Support StandsDeploying the Mast to Vertical Position Raising the MastLowering the Mast Stowing the Mast to Horizontal PositionMast Operation Turning On the Lamps AUXILIARY Output ReceptaclesNormal Shutdown Emergency ShutdownMaintenance Basic Inspection and MaintenanceInspection/Maintenance FrequencyService Daily Air CleanerCleaning the Fuel Strainer General InspectionChanging Oil Replacing Fuel FilterCheck Cable Wear Servicingthe Mast Raise/Lower Cable SystemServicingthe Mast Extension Cable System Lower the mast to the horizontal resting positionStorage Removal From Long Term StorageAdjustable Channel Maintenance TrailersWheel Hub Adjustment Leaf Suspension Leaf Suspension ComponentsGenerator Troubleshooting Symptom Possible Problem SolutionEngine Troubleshooting Symptom Possible Cause SolutionEngine revolution is not Lamp Troubleshooting When switch is first Checking voltage and ballast Turned on Replacement minimizes color differencesClean fixture Lamp starts slowly ARC does not strike Defective Lamp?Lamp Troubleshooting Guide ConnectionsStarting Ballast RemovalLight tower wiring diagram StatorWHT GRN BLK Lombardini engine wiring diagram Trailer guidelines COmmOn CauSeS for Loss of TRaILeRTRaILeR TOWIng guIDeLIneS „ Driving too fast for the conditions obey local speed lawsDRIvIng COnDITIOnS COupLIng to THe TOW veHICLeTRaILeR TOWIng TIpS InOpeRabLe bRaKeS, LIgHTS or mIRRORSTRaILeR vIn Tag ELeCTRICaL COnneCTOR TOW veHICLeSuSpenSIOn SYSTem SIDe vIeW mIRRORSJaCKSTanD SaFeTY CHaInSCOupLeR TYpeS Lock washer and hitch frame Coupling the Trailer to the Tow vehicle ball CouplerConnecting Trailer Lights Attaching Safety ChainUncoupling the ball Hitch PInTLe Hitch COupLeR Pintle Coupler and pintle HookTIRe SaFeTY Unsafe Tires, Lug nuts or Wheels Coupling Trailer to Tow vehicle pintle CouplerDetermining Load Limit of Trailer StepTighten lug nuts before each tow Be sure lug nuts are tight before each towTIRe FunDamenTaLS Determining Load Limit of Tow vehicle StepP indicates the tire is for passenger vehicles Table a. Speed Rating Uniform Tire Quality grading Standards uTQgSLetter Rating Speed Rating Tire Safety Tips Table b. Tire Wear TroubleshootingTire Repair Replacing Worn or Damaged TiresLights and Signals Wheel RimsWheels, bearings and Lug nuts Lug nut Torque RequirementsFigure L. Trailer to Tow Vehicle Wiring Diagram HERE’S HOW to GET Help

LT12DAB specifications

The Multiquip LT12DAB is an innovative and reliable light tower designed to deliver efficient lighting solutions for various outdoor applications. Known for its robust construction and user-friendly features, the LT12DAB is ideal for construction sites, events, and emergency situations, providing flexibility and performance in a compact package.

One of the standout features of the LT12DAB is its powerful lighting system. It is equipped with four high-intensity LED lights, each delivering up to 12,000 lumens, ensuring ample illumination for expansive areas. The LED technology not only enhances visibility but also offers advantages in power consumption, resulting in reduced energy costs and longer operational life. The tower can be raised up to 30 feet, enabling it to cast a broad beam of light across large outdoor spaces.

The LT12DAB is built with advanced mobility in mind. It features a durable, weather-resistant frame that can withstand various environmental conditions, making it suitable for use in diverse locations. The all-terrain wheels provide enhanced maneuverability, allowing operators to transport the unit easily across job sites or uneven terrains. Additionally, the lightweight design ensures that it can be easily handled by a small crew.

Powering the LT12DAB is a reliable and fuel-efficient diesel generator that provides extended run times without frequent refueling. This generator not only supports the lighting system but can also power additional tools and equipment, adding versatility to its functionality. The unit is designed with low noise emissions, making it ideal for operation in noise-sensitive areas.

Ease of use is paramount in the design of the LT12DAB. The intuitive control panel allows users to operate the lights and generator effortlessly. The telescopic mast can be raised or lowered quickly, with safety features in place to prevent accidental collapse. Moreover, the integrated sensors monitor the oil levels and engine temperature, providing alerts for maintenance needs.

In summary, the Multiquip LT12DAB combines powerful lighting capabilities with robust construction and user-friendly features. Its mobility, energy efficiency, and reliability make it a valuable tool for any outdoor project, ensuring that worksites remain well-lit and safe, regardless of the conditions. Whether for construction, events, or emergencies, the LT12DAB stands out for its performance and adaptability, meeting the demands of today’s professional environments.
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