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                        OperatiOn Manual
niGHtHa WK SerieS
MODel t l 12DB a
DeDiCte a D liGHt tOWer
(lOMBarDini DW 1003 D l ieSel enGine)
Revision #0 (06/03/11)
To find the latest revision of this 
publication, visit our website at: 
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
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                        t aBle Of COntentS t l 12DB a light t ower Table Of Contents .................................................... 2 Safety Information .............................................. 3-10 Lamp Footcandle Plot ............................................ 11 Specifications ................................................... 12-13 Dimensions ............................................................ 14 General Information ............................................... 15 Components ..............
                    
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                        Safety iO nf rMti a On Do not operate or service the equipment before reading the SaFeTY SYmbOLS entire manual. Safety precautions should be followed at all  Potential hazards associated with the operation of this  times when operating this equipment. Failure to read and  equipment will be referenced with hazard symbols which  understand the safety messages and operating instructions  may appear throughout this manual in conjunction with  could result in injury to yourself and others. safety mes
                    
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                        Safety infOrMti a On geneRaL SaFeTY NOTICE   CauTIOn  This equipment should only be operated by trained and  qualifi ed personnel 18 years of age and older.  neveR operate this equipment without proper protective  clothing, shatterproof glasses, respiratory protection,   Whenever necessary, replace nameplate, operation and  hearing protection, steel-toed boots and other protective safety decals when they become diffi cult read. devices required by the job or city and state regulations.  Manu
                    
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                        Safety infOrMti a On LIgHT TOWeR SaFeTY NOTICE   DangeR  aLWaYS keep the immediate area surrounding the light  tower clean, neat, and free of debris.  neveR use light tower in rain, snow, or  areas of high humidity that could generate   aLWaYS keep the machine in proper running condition. electrical storms.  Fix damage to machine and replace any broken parts   neveR operate the equipment in an explosive immediately. atmosphere or near combustible materials. An   aLWaYS store equipment prop
                    
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                        Safety iO nf rMti a On engIne SaFeTY NOTICE   DangeR  neveR run engine without an air fi lter or with a dirty air  fi lter. Severe engine damage may occur. Service air fi lter   The engine fuel exhaust gases contain poisonous carbon  frequently to prevent engine malfunction. monoxide. This gas is colorless and odorless, and can  cause death if inhaled.  neveR tamper with the factory settings  of the engine or engine governor. Damage   The engine of this equipment  to the engine or equipment 
                    
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                        Safety infOrMti a On  aLWaYS inspect the hitch and coupling for wear. neveR  FueL SaFeTY tow a trailer with defective hitches, couplings, chains, etc.   DangeR  Check the tire air pressure on both towing vehicle and   DO nOT start the engine near spilled fuel or combustible  trailer. Trailer tires should be infl ated to 50 psi cold.  fl uids. Diesel fuel is extremely fl ammable and its vapors  Also check the tire tread wear on both vehicles. can cause an explosion if ignited.   aLWaYS make su
                    
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                        Safety infOrMti a On  If lifting through pockets, make sure forks of forklift are  TRanSpORTIng SaFeTY inserted in pockets as far as possible before lifting.   CauTIOn  Never allow any person or animal to stand underneath the   Before lifting, make sure that light tower parts are not  equipment while lifting. damaged and screws are not loosened or lost.  DO nOT lift equipment to unnecessary heights.  aLWaYS make sure crane or lifting device has been  Loading and Tie-Down on Flatbed Truck pr
                    
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                        Safety iO nf rMti a On  Backfeed to a utility system can cause electrocution  eLeCTRICaL SaFeTY and/or property damage. neveR connect the generator    DangeR to a building’s electrical system without a transfer switch  or other approved device. All installations   The electrical voltage required to operate the generator  should be performed by a licensed  can cause severe injury or even death through physical  electrician in accordance with all  contact with live circuits. Turn generator and a
                    
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                        Safety iO nf rMti a On baTTeRY SaFeTY envIROnmenTaL SaFeTY   DangeR NOTICE  DO nOT drop the battery. There is a possibility that the  Dispose of hazardous waste properly.  battery will explode. Examples of potentially hazardous waste  are used motor oil, fuel and fuel fi lters.  DO nOT expose the battery to open fl ames,  sparks, cigarettes, etc. The battery contains  DO nOT use food or plastic containers to dispose of  combustible gases and liquids. If these hazardous waste. gases and liqui
                    
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                        M la p fOOtCD an le plOt Figure 1. Lamp Footcandle Plot LT12Dab LIgHT TOWeR • OpeRa TIOn manuaL — Rev. #0 (06/03/11) — page 11                                                                                                                                                                                                                                                                                                                                                                                      
                    
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                        SpeCifiCti a OnS Table 1.  LT12Dab Specifications Light Tower Model LT12DAB Lombardini LDW 1003  Engine Model Diesel Engine Weight (Dry) 1690 lbs. (766 kg.) Support Points 5 Wind Stability with Genset 65 mph (80.46 kph) Lamps Four 1,000-Watt Metal Halide Lumens 440,000 2 Light Coverage 20, 234 – 28,000 m Light Termination 4 x 3-pin QD plug generator Specifications Twist-Lock Circuit Breaker (Amps) 30 A Continuous Output (Watts) 6,000 W Noise Level @ 23 ft. (7 m) 73 dB Trailer Specifications Jack
                    
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                        SpeCifiCti a OnS Table 2.  engine Specifications Engine Type 3-cylinder, Diesel Engine Displacement 62.73 cu. in. (1028 cc) Max Output Standby 12 H.P. at 1,500 R.P.M. Fuel Tank Capacity Approx. 30 U.S. Gallons (113 Liters) Run Time With 4 Lights 64 Hours Standard Idle Speed 1,500 R.P.M. Lombardini LDW 1003   Fuel Type N0. 2 Diesel Fuel Diesel Engine  Oil Sump Capacity 2.64 U.S. Quarts (2.5 Liters) Cooling System Liquid-cooled Coolant Capacity 5.18 U.S. Quarts (4.9 Liters) Starting Method Electri
                    
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                        DiMenSiOS n DEPLOYED POSITION C ST OWED POSITION D E F B G A REAR RIGHT SIDE Figure 2. Dimensions Table 3.  Dimensions Reference Letter Description Dimension A Length (Mast Stowed Position) 170 in. (431 cm.) B Length (Mast Deployed Position) 101 in. (256 cm.) C Max. Height (Mast Deployed Position) 31.5 ft. (9.6 m) D Height (Mast Stowed Position) 74 in. (187 cm.) E Ground Clearance (From Axle) 8 in. (20 cm.) F Width (Tow Ready) 51 in. (129 cm.) G Width (Outriggers Deployed) 109 in. (276 cm.) page
                    
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                        General infOrMti a On The Multiquip LT12DAB Light Tower is a dedicated general paneL LIgHT purpose light tower engineered to provide dependable  A panel light automatically illuminates the control panel and  lighting for a wide range of applications. This includes  all functions when the engine access door is opened. This  lighting for construction sites, industrial locations, special  feature is convenient for night deployment. events, and emergency conditions. COnvenIenCe ReCepT aCLe pLa TeS m
                    
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                        COMpOnentS 4 2 5 7 1 9 3 17 6 16 13 8 15 10 14 18 12 18 11 Figure 3. Major Components (Control Panel Side) Figures 3 and 4 show the location of the controls and 7. T-bar — Allows the lamps to be mounted vertically or  components for the LT12DAB light tower. The function of horizontally. each control is described below. 8. Lamps — Four 1000-watt metal-halide bulbs with  1. mast Rotation Locking Knob — Unscrew this knob a 110,000 lumens capacity each. Light coverage is  to release mast for rotatio
                    
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                        COMO p nentS 22 21 23 19 REAR FRONT 20 VIEW VIEW Figure 4. Major Components (Front/Rear) 14. Safety Chain — Always attach safety chain to the 19. engine exhaust pipe — Directs engine exhaust to  towing vehicle. Never tow the light tower with the safety the rear of the light tower. NEVER block this exhaust  chain unattached. pipe with obstructions. ALWAYS place the generator  in an area free of obstructions. 15. ball Hitch Coupler — Attach this coupler to the  towing vehicle. Use only the specifi
                    
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                        COntrOl panel 5 4 1 240VAC/30A 120VAC/15A MAIN GFCI BREAKER BREAKER 2 12 6 LIGHTCONTROL/BREAKER 8 10 LOMBARDINI 13 9 7 3 11 = NOT USED Figure 5. Controls and Indicators page 18 — LT12Dab LIgHT TOWeR • OpeRa TIOn manuaL — Rev. #0 (06/03/11)                                                                                                                                                                                                                                                                     
                    
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                        COntrOl panel Figure 5 shows the location of the controls and indicators on  10. preHeat Indicator — Lights when the  the control panel for the different engines used with the LT12  ignition key is turned to the ON position  light tower. Service the equipment as needed depending on  indicating that the glow plugs are warming  the alarm indicated. Below is a brief explanation of each  up. When the light goes off, the engine is  control or indicator. ready for starting.. 1. Internal Cabinet Light 
                    
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                        inSpeCtiOn on the dipstick. Verify that the oil level is maintained  beFORe ST aRTIng between the two notches as shown in Figure 6. Always  1. Read all safety instructions at the beginning of  fill with recommended type oil as listed in Table 4. See  manual. Table 2 for engine oil capacity. 2. Clean the light tower, removing dirt and dust, particularly  the  engine cooling air inlet and air cleaner. 3. Check the air filter for dirt and dust. If air filter is dirty,  replace air filter with a new