Instruction/ maintenance manual of the product LT12DAB Multiquip
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OPERA TION MANUAL THIS MANU AL MUST A CCOMP ANY THE EQ UIPMENT A T ALL TIMES. T o find the latest re vision of this publication, visit our website at: www .
P A GE 2 — L T12D AB LIGHT TO WER • OPERA TION MANU AL — REV . #0 (06/03/11) T ABLE OF CONTENTS L T12DAB Light T ower T ab le Of Contents .................................................... 2 Saf ety Inf ormation ...............................
L T12D AB LIGHT TO WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 3 SAFETY INFORMA TION Do n ot o per ate or service t he e quip ment bef ore reading the entire manual. Safety precautions should be follow ed at all times when oper ating this equipment.
P A GE 4 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) SAFETY INFORMA TION GENERAL SAFETY CA UTION NEV ER oper at e thi s equi pm en t with ou t prop er pro te ct iv e.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 5 SAFETY INFORMA TION LIGHT T O WER SAFETY D ANGER NEVER use light tower in rain, snow , or areas of high humidity that could generate electrical stor ms.
P A GE 6 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) SAFETY INFORMA TION ENGINE SAFETY D ANGER Th e engi ne fue l ex ha us t gase s conta in poi so no us car bo n mono xide. This gas is color less and odorless, and can cause death if inhaled.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 7 SAFETY INFORMA TION FUEL SAFETY D ANGER DO NO T start the engine near spill ed fuel or comb ustibl e fl uids. Diesel fuel is extremely fl ammab le and its v apors can cause an e xplosion if ignited.
P A GE 8 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) SAFETY INFORMA TION TRANSPORTING SAFETY CA UTION Bef ore lifting, make sure that light tower par ts are not damaged and screws are not loosened or lost. AL W A YS make sure crane or lifting de vice has been properly secured to lifting hook of the equipment.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 9 SAFETY INFORMA TION ELECTRICAL SAFETY D ANGER The electr ical v oltage required to operate the gener ator can cause se vere injury or e v en death through ph ysical contact with liv e circuits.
P A GE 10 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) SAFETY INFORMA TION B A TTER Y SAFETY D ANGER DO NO T drop the batter y . There is a possibility that the batter y will e xplode. DO NO T e xp ose the batt ery to open fl ame s , spa rks, ciga rett es , etc.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 11 LAMP FOOTCANDLE PLOT Figure 1. Lamp Footcandle Plot.
P A GE 12 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) SPECIFICA TIONS T able 1. L T12DAB Specifications Light T ower Model L T12D AB Engine Model Lombardini LD W 1003 Diesel Engine W eight (Dr y) 1690 lbs. (766 kg.) Suppor t P oints 5 Wind Stability with Genset 65 mph (80.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 13 SPECIFICA TIONS T able 2. Engine Specifications Lombardini LD W 1003 Diesel Engine Engine T ype 3-cylinder , Diesel Engine Displacement 62.73 cu. in. (1028 cc) Max Output Standby 12 H.
P A GE 14 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) DIMENSIONS Figure 2. Dimensions T able 3. Dimensions Reference Letter Description Dimension A Length (Mast Stowed P osition) 170 in. (431 cm.) B Length (Mast Deplo yed P osition) 101 in.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 15 GENERAL INFORMA TION The Multiquip L T12D AB Light T ower is a dedicated general pur pose light tower engineered to provide dependable lighting f or a wide range of applications.
P A GE 16 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) COMPONENTS Figure 3. Major Components (Control P anel Side) 8 6 1 1 10 12 14 15 16 17 1 2 4 5 7 9 3 13 18 18 Figures 3 and 4 show the location of the controls and components for the L T12D AB light tower .
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 17 COMPONENTS 14. Sa fety Cha in — A lwa ys atta ch safety ch ain to the tow ing v ehicl e. Ne v er tow the light tow er with the saf ety chain unattached. 15. Ball Hitch Coupler — Attach this coupler to the towing vehicle .
P A GE 18 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) CONTROL P ANEL Figure 5. Controls and Indicators = NO T USED LIGHT CONTROL/BREAKER LOMBARDINI 120 V AC/15A GFCI BRE.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 19 CONTROL P ANEL Fig ur e 5 sho ws the loca tio n of the cont ro ls and indic at ors on th e cont ro l pane l f or the di ff ere nt eng in es us ed wit h the L T12 lig ht towe r .
P A GE 20 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) INSPECTION BEFORE ST ARTING 1 . Read all saf ety instr uctions at the beginning of manual. 2. Cl ea n the li gh t tow er , rem o v in g di rt an d du st , pa rticu larly the engine cooling air inlet and air cleaner .
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 21 1. T o check the engine fuel le vel, make sure the light tower is placed on secure lev el ground with the engine stopped. 2. Lift the light tower access door (Figure 7) opposite the control panel.
P A GE 22 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) INSPECTION COOLANT It is recomm ende d that antif reez e/s umme r coolan t be used with the engine. This can be purchased pre-diluted or in concentr ate and mix ed with 50% demineral ized water .
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 23 Light tow er is placed on secure le v el g round with chock bloc ks under neath each wheel to pre vent the light tower from rolling. Ou trigge rs hav e been fully ex ten ded to pre v ent the tra iler from tipping.
P A GE 24 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) OPERA TION ST ARTING THE ENGINE 1. Open the access panel door on the right side of the light tower (opposite the fuel tank). Set the door latch in place to hold the door open (up).
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 25 2. As soon as the pin clears the trav el position hole, release it and continue sliding out the outrigger . The pin must snap into the outrigger locking hole in the e xtended position.
P A GE 26 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) OPERA TION Figure 16. Mast Operation MAST CRADLE SUPPORT RET AINING PIN CRADLE LOCK/ RELEASE PIN MAST LOCK/ RELEASE.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 27 TURNING ON THE LAMPS The main circuit breaker (30 amps), and 4 lamp circuit breakers (15 amps each) are located on the upper control panel (Figure17). 1. Pla ce the main circ ui t break er (Fi gur e 17) on the contr ol panel to the ON position.
P A GE 28 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) NORMAL SHUTDO WN 1. If a load is attached to the generator of the light tower , remov e the load. 2. Set the f our lamp circuit break ers on the control panel to the OFF position.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 29 MAINTENANCE B ASIC INSPECTION AND MAINTENANCE See T able 7 belo w for a general inspection and maintenance checklist. F or more detailed maintenance, ref er to the engine ser vice manual.
P A GE 30 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) MAINTENANCE GENERAL INSPECTION Prior to each use, the light tower should be cleaned and inspected f or deficiencies. Check f or loose, missing or damaged nuts, bolts or other fasteners .
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 31 flushing operation. While flushing water through the system, make sure the water inlet hose does not come out of the radiator filler por t. 7. After flushing, stop the engine, open drain plug and drain the water , then close drain plugs.
P A GE 32 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) MAINTENANCE CHECK CABLE WEAR The wire rope (cable) that raises and extends the mast is a ver y impor tant par t of the light tower . There is one cab le/ hand winch system , locat ed on the tongue of the trai ler , that raises and e xtends the light tower mast.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 33 6. Route the upper mast cable through the center mast pulley and connect the free end of the cable to the lower mast ankle shackle .
P A GE 34 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) MAINTENANCE — TRAILERS The f ollowing trailer maintenance guidelines are intended to assist the operator in pre v entiv e maintenance.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 35 MAINTENANCE — TRAILERS D ANGER NEVER cra wl under the trailer unless it is on fir m and lev el ground and resting on properly placed and secured jackstands .
P A GE 36 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TROUBLESHOOTING Practically all breakdowns can be pre vented by proper handling and maintenance inspections, but in the e v ent of a breakdown, please take remedial action follo wing the diagnosis based on the troubleshooting tables.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 37 TROUBLESHOOTING T able 9. Engine T roubleshooting Symptom P ossible Cause Solution Engine does not star t. No fuel? Replenish fuel. Air in the fuel system? Bleed system.
P A GE 38 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) T able 9. Engine T roubleshooting (continued) Symptom P ossible Cause Solution Engine re v olution is not smooth. Fuel filter clogged or dir ty? Clean or change. Air cleaner clogged? Clean or change.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 39 T able 10. Lamp T roubleshooting Symptom P ossible Cause Solution Lamp will not star t. Lamp Bur ned Out? T est the lamp in a fixture which is operating properly . Replace if necessar y .
P A GE 40 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TROUBLESHOOTING T able 10. Lamp T roubleshooting (continued) Symptom P ossible Cause Solution Lamp star ts slowly (ARC does not strike when s witch is first tur ned on) Def ectiv e Lamp? Lamp ma y glow f or extended period of time.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 41 LAMP TROUBLESHOO TING GUIDE Use the f ollowing procedure and wiring diagram on the ne xt page to deter mine which of the four lamps is not functioning: Connections 1.
P A GE 42 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) LIGHT TOWER WIRING DIAGRAM 60 HZ 50 HZ ROTOR ST A TOR EXCIT A TION WINDING C1 35µF@425V EXCIT A TION CAP ACITOR ST.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 43 LIGHT TOWER WIRING DIAGRAM GRN WHT CB6 15 AMP AUX. BREAKER 230 V AC AUX RECPT . TB2 WHT GRN WHT CHASSIS GROUND WHT CB4 15 AMP BREAKER (LAMP 4) CB3 15 AMP BREAKER (LAMP 3) CB2 15 AMP BREAKER (LAMP 2) CB1 15 AMP BREAKER (LAMP 1) NEU.
P A GE 44 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) LOMBARDINI ENGINE WIRING DIAGRAM Operating voltage: 10 to 16 VDC (30VDC max 10 sec.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 45 TRAILER GUIDELINES The fol lo win g guide lin es are intende d to assis t the operat or in the operation and handling of a trailer . Saf ety precautions should be f ollow ed at all times when operating a trailer .
P A GE 46 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES DRIVING CONDITIONS Whe n towi ng a tra il er , you wil l ha v e decr eas ed acce le ra ti on, in.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 47 TRAILER GUIDELINES INOPERABLE BRAKES, LIGHTS OR MIRRORS Be sure that the br akes and all of the lights on y our trailer are functioning properly before towing your trailer .
P A GE 48 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES Figure B. VIN T ag Location The trailer VIN T ag contains the f ollowing cr itical saf ety inf ormation for the use of y our trailer . GA WR : The max im u m gr os s we ight tha t an axle can su p po rt.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 49 TRAILER GUIDELINES SAFETY CHAINS If the coupler connection comes loose, the saf ety chains can keep the trailer attached to the tow vehicle.
P A GE 50 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES Roc k the ball to make sure it is tightened to the hitch, and visually check that the hitch ball nut is solid against the lock washer and hitch fr ame.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 51 TRAILER GUIDELINES Attaching Safety Chain Visually inspect the safety chains and hooks for wear or damage. Replace wor n or damaged safety chains and hooks bef ore towing.
P A GE 52 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES PINTLE HITCH COUPLER A pintle eye coupler (Figure F) connects to a pintle-hook hitch that is located on or under the rear b umper of the tow vehicle .
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 53 TRAILER GUIDELINES Raise the bottom surface of the coupler to be abov e the top of the pintle hitch hook. Use the tongue jackstand to suppor t the trailer tongue.
P A GE 54 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES wrench, use a lug wrench (from your tow vehicle) and tighten the nuts as m uch as you can. Then hav e a service garage or trailer dealer tighten the lug nuts to the proper torque.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 55 TRAILER GUIDELINES Step 2. Deter mine the weight of the equipment being loaded on th e tow vehicl e. Th at wei ght m ay not safely exceed the av ailable equipment load capacity .
P A GE 56 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES Next number : This two-digit number is the wheel or rim diameter in inches. If you change your wheel size, you will hav e to purchase new tires to match the new wheel diameter .
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 57 TRAILER GUIDELINES Tires for light tr ucks hav e other mar kings besides those f ound on the sidew alls of passenger tires. L T : The “L T” indicates the tire is f or light trucks or trailers .
P A GE 58 — L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) TRAILER GUIDELINES Wheel Rims If the trailer has been str uck, or impacted, on or near the whe els , or if the tra ile r has struc k a curb , insp ect the rims for damag e (i.
L T12D AB LIGHT T O WER • OPERA TION MANU AL — REV . #0 (06/03/11) — P A GE 59 TRAILER GUIDELINES Figure L. T railer to T ow V ehic le Wiring Diagram.
Opera tiOn Manual Y our Local Dealer is: HERE’S HOW TO GET HELP PLEASE HA VE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING United St a teS Multiquip Corporate Office MQ P arts Depar tment 18910 Wilmington A ve . Carson, CA 90746 Contact: mq@multiquip .
An important point after buying a device Multiquip LT12DAB (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Multiquip LT12DAB yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Multiquip LT12DAB - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Multiquip LT12DAB you will learn all the available features of the product, as well as information on its operation. The information that you get Multiquip LT12DAB will certainly help you make a decision on the purchase.
If you already are a holder of Multiquip LT12DAB, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Multiquip LT12DAB.
However, one of the most important roles played by the user manual is to help in solving problems with Multiquip LT12DAB. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Multiquip LT12DAB along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
