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Multiquip LT12DAB User's Manual

1. Backfeed to a utility system can cause electrocution and or property damage NEVER connect the generator to a building s electrical system without a transfer switch orother approved device All installations should be performed by a licensed electrician in accordance with all applicable laws and electrical codes Failure to do so could result in electrical shock or burn causing serious injury or even death Power Cord Cable Safety DANGER NEVER let power cords or cables lay in water NEVER use damaged or worn cables or cords when connecting equipment to generator Inspect for cuts in the insulation I NEVER grab or touch a live power D cord or cable with wet hands The e possibility exists of electrical shock electrocution or death coro POWER ON B Make sure power cables are securely connected Incorrect connections may cause electrical shock and damage to the light tower NOTICE ALWAYS make certain that proper power or extension cord has been selected for the job Grounding Safety i The light tower is equipped with a ground terminal for your protection ALWAYS complete the grounding path from the light tower to an extrnal grounding source ALWAYS make sure that electrical circuits are properly grounded to a suitable earth ground ground rod per the National Electrical Code NEC and local codes before operating generator Severe injury or death by electrocution can res
2. identification number width aspect ratio Nominal width of car tire Severe snow conditions Max permissable inflation pressure Tire ply composition and materials used Treadwear traction and temperature grades Max load rating Figure Standard Tire Sidewall Information The indicates the tire is for passenger vehicles Next number This three digit number gives the width in millimeters of the tire from sidewall edge to sidewall edge In general the larger the number the wider the tire Next number This two digit number known as the aspect ratio gives the tire s ratio of height to width Numbers of 70 or lower indicate a short sidewall for improved steering response and better overall handling on dry pavement The R stands for radial Radial ply construction of tires has been the industry standard for the past 20 years LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 55 TRAILER GUIDELINES Next number This two digit number is the wheel or rim diameter in inches If you change your wheel size you will have to purchase new tires to match the new wheel diameter Next number This two or three digit number is the tire s load index It is a measurement of how much weight each tire can support You may find this information in your owner s manual If not contact a local tire dealer Note You may not find th
3. E Disconnect the electrical connector I Disconnect the breakaway brake switch cable Promptly replace the pullpin in the switchbox B Before extending jackstand make certain the ground surface below the jackstand foot will support the tongue load Rotate the jackstand handle or crank clockwise This will slowly extend the jack and transfer the weight of the trailer tongue to the jack LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 51 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 bumper of the tow vehicle This system of coupling a trailer to a tow vehicle is sometimes referred to as a lunette eye tow ring or G I hitch Figure F Pintle Hitch Coupler A pintle hitch trailer may be fitted with a tongue jackstand that can raise and lower the coupler The tongue jack is mounted to the A frame front or tongue part of the trailer By rotating the jack handle clockwise the jack will extend and raise the tongue of the trailer The load rating of the coupler and the necessary pintle hitch size are listed on the trailer tongue You must provide hitch and pintle coupler for your tow vehicle where the load rating of the pintle hitch and pintle coupler is equal to or greater than that of your trailer Also the pintle hitch size must be the same as the pintle coupler size If the hitch i
4. OUTPUT NEU 120V IN 1 I 1 I 1 1 I 1 1 1 BLK P 1 1 1 CB6 CB4 CB3 CB2 CB1 15AMP 15 15 15 15 AUX BREAKER BREAKER BREAKER BREAKER BREAKER LAMP 4 LAMP 3 LAMP 2 LAMP 1 L1 1 i T E i BLK BLK 1 BLK 1 1 1 I 1 1 1 230 AUX RECPT I 1 1 I 1 1 1 1 I 1 i WHT I WHT 1 NEUTRAL BUS x 1 1 1 I 1 1 I 440 BALLAST 3 OUTPUT NEU 120V IN RED Tem RED BLK 30uF 440V CAPACITOR BALLAST 4 OUTPUT NEU I I I I 1 I I 1 1 I I I 1 I I I I I I I I I I 1 I I I BLK I I I I I I 1 I 1 I I 1 I I I I I I 1 I 1 I I I 120V IN I I I I I CHASSIS GROUND LT12DAB TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 43 LOMBARDINI ENGINE WIRING DIAGRAM 9 Operating voltage 10 to 16 VDC 30VDC max 10 sec ES m bom 0 er ai ES 6 lt Violet d Max 10A Bur Ld ke Lombardin P Rela PN 139230 3 3 s Stort mock Fuse 80A Lombardini Fuse 15A Littlefuse sa FU33 14 aeo zas B 88 _ Heaters
5. ENGINE The LT12 Light Tower is powered by a diesel engine that is equipped with automatic shutdowns for low oil pressure high coolant temperature and alternator charge failure STABILITY The light tower can be raised vertically in excess of 31 5 feet 9 6 meters by means of a manual winch The tower tensioning system is designed to provide the necessary tension to safely control the pivot of the tower The light tower has a wind stability of up to 65 mph with outriggers and jackstands fully deployed PANEL LIGHT A panel light automatically illuminates the control panel and all functions when the engine access door is opened This feature is convenient for night deployment CONVENIENCE RECEPTACLE PLATES As an added feature the LT12DAB is equipped with two external plates with wiring ready to install auxiliary output receptacles Receptacles can be installed for use with light power tools or other similar applications FUEL TANK The 30 gallon fuel tank provides up to 64 hours of run time while running at 3 4 load TRAILER DESIGN The trailer design of the LT12DAB light tower withstands the rigors of the jobsite in addition to providing smooth highway towing LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 15 COMPONENTS Figure 3 Major Components Control Panel Side Figures 3 and 4 show the location of the controls and components for the LT12DAB light tower The function
6. 06 03 11 TRAILER GUIDELINES CONNECT TO CHASSIS WHITE COMMON GROUND RIGHT TAIL LIGHT GREEN BROWN YELLOW BROWN LICENSE TAIL LIGHT FLAT 4 PIN MOLDED MATING CONNECTOR FLAT 4 PIN MOLDED CONNECTOR I I I I I LEFT 1 TAIL LIGHT I I I I I I CONNECT TO CHASSIS ELECTRIC BRAKE WHITE COMMON GROUND RIGHT TAILLIGHT GREEN RIGHT STOP 8 TURN BROWN TAIL amp LICENSE YELLOW LEFT STOP amp TURN LICENSE TAIL LIGHT 6 PIN MOLDED CONNECTOR 6 PIN MOLDED CONNECTOR LEFT TAIL LIGHT AUXILIARY CLEARANCE LIGHTS RIGHT TURN TAIL LIGHT CONNECT TO CHASSIS RIGHT STOP GROUND TAIL LIGHT TAIL CLEARANCE amp LICENSE PLATE BROWN GROUND TO TOW VEHICLE WHITE 2 NOT USED BLACK ABS POWER SUPPLY BLUE 5 LEFT TURN SIGNAL HAZZARD YELLOW STOP LAMP RED RIGHT TURN SIGNAL HAZZARD GREEN LICENSE TAIL LIGHTS 9 O ___________ _ GREEN 7 PIN ROUND 7 PIN ROUND CONNECTOR CONNECTOR FACE LEFT STOP TAIL LIGHT TOWING VEHICLE SIDE TRAILER SIDE NOS LEFT TURN TAIL LIGHT Figure L Trailer to Tow Vehicle Wiring Diagram LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 59 OPERATION MANUAL HERE S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON HAND
7. 7 Temp sender PAGE 44 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES The following guidelines are intended to assist the operator in the operation and handling of a trailer Safety precautions should be followed at all times when operating a trailer Failure to read understand and follow the safety guidelines could result in injury to yourself and others Loss of control of the trailer or tow vehicle can result in death or serious injury COMMON CAUSES FOR LOSS OF TRAILER Driving too fast for the conditions obey local speed laws Overloading the trailer or loading the trailer unevenly E Trailer improperly coupled to the hitch No braking on trailer E Not maintaining proper tire pressure Not keeping lug nuts tight E Not properly maintaining the trailer structure Ensure machine is towed level to tow vehicle TRAILER TOWING GUIDELINES Recheck the load tiedowns to make sure the load will not shift during towing B Before towing check coupling safety chain safety brake tires wheels and lights Check the lug nuts or bolts for tightness I Check coupler tightness after towing 50 miles Use your mirrors to verify that you have room to change lanes or pull into traffic Use your turn signals well in advance Allow plenty of stopping space for your trailer and tow vehicle B Allow plenty of stopping space for your trailer and tow veh
8. DOT Requirements include the following Connect and test electric brake operation Secure portable power cables in cable tray with tie wraps i The maximum speed for highway towing is 55 MPH unless posted otherwise Recommended off road towing is not to exceed 15 MPH or less depending on type of terrain Avoid sudden stops and starts This can cause skidding or jack knifing Smooth gradual starts and stops will improve towing Avoid sharp turns to prevent rolling I Trailer should be adjusted to a level position at all times when towing Raise and lock trailer wheel stand in up position when towing E Place chock blocks underneath wheel to prevent rolling while parked Place support blocks underneath the trailers bumper to prevent tipping while parked Use the trailer s swivel jack to adjust the trailer height to a level position while parked LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 7 SAFETY INFORMATION TRANSPORTING SAFETY E Before lifting make sure that light tower parts are not damaged and screws are not loosened or lost ALWAYS make sure crane or lifting device has been properly secured to lifting hook of the equipment B NEVER lift the equipment while engine is running Make sure the tower is in the stowed position before lifting STOWED POSITION m ALWAYS Make sure rear mast lock is secure before liftin
9. a closed area If the light tower is installed indoors you must make provisions for venting the engine exhaust to the outside of the building ENGINE OIL CHECK To check the engine oil level make sure the light tower is placed on secure level ground with the engine stopped 1 Remove the filler cap dipstick from its holder and wipe it clean 2 Insert and remove the dipstick from its holder Check the oil level shown on the dipstick If the oil level is low add oil through the oil filler hole DO NOT overfill Fill to the normal operating level as shown on the dipstick Verify that the oil level is maintained between the two notches as shown in Figure 6 Always fill with recommended type oil as listed in Table 4 See Table 2 for engine oil capacity Figure 6 Oil Dipstick Table 4 Recommended Motor Oil Lombardini Engines C 40 35 30 25 20 15 rae Ee Ce 5 0 5 10 15 20 25 30 35 40 45 50 F 40 31 22 4 14 32 41 50 59 68 77 86 95 104 113 122 SAE1 10W Other types of motor oils may be substituted if they meet the following requirements Service Classification CH 4 B API Service Classification CG 4 B API Service Classification CF 4 I ACEA Specification m ACEA Specification E2 FUEL CHECK Diesel fuel and its vapors are dangerous to your health and the surrounding environment Avoid skin contact and or inhaling fumes DO NOT smoke while refueling DO NOT att
10. cracked hitch components before coupling the trailer to the tow vehicle Be sure the hitch components are tight before coupling the trailer to the tow vehicle An improperly coupled trailer can result in death or serious injury DO NOT move the trailer until The coupler is secured and locked to hitch The safety chains are secured to the tow vehicle The trailer jack s are fully retracted DO NOT tow the trailer on the road until Tires and wheels are checked The trailer brakes are checked The breakaway switch is connected to the tow vehicle The load is secured to the trailer The trailer lights are connected and checked Use of a hitch with a load rating less than the load rating of the trailer can result in loss of control and may lead to death or serious injury Use of a tow vehicle with a towing capacity less than the load rating of the trailer can result in loss of control and may lead to death or serious injury Be sure your hitch and tow vehicle are rated for the Gross Vehicle Weight Rating of your trailer PAGE 46 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES INOPERABLE BRAKES LIGHTS OR MIRRORS Be sure that the brakes and all of the lights on your trailer are functioning properly before towing your trailer Check the trailer taillights by turning on your tow vehicle headlights Check the trailer brake lights by having someone step on the
11. few minutes for the ballast to activate Observe that lamp 1 is ON 4 Repeat steps 2 and 3 for lamps 2 through 4 5 If all the lamp circuit breakers are in the ON position up then all of the lights should be on 6 lfany ofthe lamps are not on refer to the troubleshooting section of this manual 7 Close all cabinet doors NOTICE NEVER operate the light tower with the engine compartment doors open Operation with the doors open may cause insufficient cooling to the unit and damage may result AUXILIARY OUTPUT RECEPTACLES The light tower is equipped with auxiliary output receptacle wiring ready to install auxiliary receptacles Figure 18 AUXILIARY 15 AMPS OUTPUT RECEPTACLES FRONT VIEW Figure 18 Auxiliary Output Receptacles Ay DANGER NEVER grab or touch a live power cord with wet hands The possibility exists gt Me RAE of electrical shock electrocution and even death CORD POWER ON LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 27 OPERATION NORMAL SHUTDOWN 1 Ifa load is attached to the generator of the light tower remove the load 2 Setthe four lamp circuit breakers on the control panel to the OFF position 3 Place the MAIN circuit breaker on the control panel to the OFF position NOTICE Failure to turn the breakers off may damage the generator 4 Wait a few seconds and observe th
12. for damage and wear and adjust it in accordance with the engine owner s manual The fan belt tension is proper if the fan belt bends 10 to 15 mm when depressed with the thumb as shown in Figure 9 10 15 MM DEFLECTION Figure 9 Fan Belt Tension M Never place hands near the belts or fan while the engine is running The engine s exhaust contains harmful emissions ALWAYS ventilate the exhaust when operating inside tunnels excavations or buildings Direct exhaust away from nearby personnel Before starting the engine make sure of the following E The electrical load is disconnected and the main circuit breaker and all lamp 4 circuit breakers are switched to the OFF position INSPECTION NEVER start the engine with any circuit breakers in the ON position E Light tower is placed on secure level ground with chock blocks underneath each wheel to prevent the light tower from rolling E Outriggers have been fully extended to prevent the trailer from tipping B Light tower trailer support stands have been positioned properly and the trailer is level E Lamps have been adjusted to desired position m Light tower trailer frame has been grounded correctly amps do not interfere with any overhead obstructions DANGER ALWAYS make sure the area above light tower is open and clear of overhead power lines and other obstructions The tower extends in excess of 30 ft 9 meters Contact with o
13. further 2 3 of a turn Open valves LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 31 MAINTENANCE CHECK CABLE WEAR The wire rope cable that raises and extends the mast is a very important part of the light tower There is one cable hand winch system located on the tongue of the trailer that raises and extends the light tower mast There is a second cable hand winch system located on the mast that serves to raise and lower the two extendable sections of the mast DANGER Wire rope cable will fail if it is worn frayed misused crushed kinked or damaged in any way Always check the cables and pulleys for any abnormalities before use Do not use it if there is even the slightest cause for concern and replace any damaged cables or pulleys immediately SERVICINGTHE MAST RAISE LOWER CABLE SYSTEM To replace any components in the mast raise lower cable system use the following steps See Figure 19 CABLE SHEAVE H N BALL 3f SOCKET PIN Figure 19 Mast Raise Lower Cable System 1 Lowerthe mast to the horizontal resting position 2 nspectthe cable clamps pulleys and other components for worn or damaged parts 3 Disconnectthe cable from the winch and remove from the mast pulley and cable sheave Detach the cable from the hand winch as necessary 4 Replace the pulley and the cable as needed 5 Rethread the cable through the pin and
14. generator m NEVER touch the hot exhaust manifold muffler or cylinder Allow these parts to cool before servicing equipment a oe NOTICE E NEVER run engine without an air filter or with a dirty air filter Severe engine damage may occur Service air filter frequently to prevent engine malfunction I NEVER tamper with the factory settings EN of the engine or engine governor Damage to the engine or equipment can result if operating in speed ranges above the maximum allowable NEVER tip the engine to extreme angles during lifting as it may cause oil to gravitate into the cylinder head making the engine start difficult E Wet stacking is common problem with diesel engines which are operated for extended periods with light or no load applied When a diesel engine operates without sufficient load less than 4096 of the rated output it will not operate at its optimum temperature This will allow unburned fuel to accumulate in the exhaust system which can foul the fuel injectors engine valves and exhaust system including turbochargers and reduce the operating performance In order for a diesel engine to operate at peak efficiency it must be able to provide fuel and air in the proper ratio and at a high enough engine temperature for the engine to completely burn all of the fuel Wet stacking does not usually cause any permanent damage and can be alleviated if additional load is applied to relieve
15. is operating I NEVER use the light tower mast as a crane DO NOT lift anything with the mast I NEVER attach anything to the light tower mast I ALWAYS lower the light tower when not in use or if high winds or electrical storms are expected NOTICE ALWAYS keep the immediate area surrounding the light tower clean neat and free of debris ALWAYS keep the machine in proper running condition Fix damage to machine and replace any broken parts immediately ALWAYS store equipment properly when it is not being used Equipment should be stored in a clean dry location out of the reach of children and unauthorized personnel E To prevent light tower from overturning NEVER use in winds that exceed 65 mph 105 kph LAMP SAFETY M NEVER attempt to replace lamp with the power Always shut down the engine and turn off circuit breakers when changing the lamp i ALWAYS allow a sufficient amount of time for the lamp to cool before touching or changing The possibility exists of severe burns NEVER use force when installing the lamp Excessive force could cause the lamp to break causing bodily harm NOTICE NEVER leave any grease or oil residue on lamp surface when replacing or removing lamp This can create hot spots reducing the service life of the lamp ALWAYS make sure lamp surface is clean and dry I ALWAYS replace with MQ recommended type lamp m ALWAYS have a trained technician instal
16. lamps to be extended upwards in excess of 30 feet Refer to Figure 16 for location of components 1 Turnthe mast extension winch clockwise and observe that the mast begins to extend upwards 2 Continue turning the winch in the clockwise direction until the desired height has been reached 3 Release the winch This winch is of the self locking type The tension on the cable will keep the mast in place Lowering the Mast 1 Turn the mast extension winch counterclockwise and observe that the mast begins to lower 2 Continue turning the winch counterclockwise until the mast has been fully retracted slack in the cable Stowing the Mast to Horizontal Position Refer to Figure 16 for the location of components 1 Remove the mast lock release pin to allow the mast section to be lowered to the horizontal position Pull out the mast lock handle to unlatch 2 Turn the vertical mast winch counterclockwise and observe that mast begins to approach the horizontal position The mast lock handle can now be released 3 Continue turning the vertical mast winch in the counterclockwise direction As the mast approaches the mast cradle support pull the retaining pin and then the cradle lock release pin to allow the mast to rest in the cradle 4 Once the mast is resting in the mast cradle support insert the cradle lock release pin and secure with retaining pin to Keep mast in place Rotating the Mast To change the direction tha
17. one click to the ON position The preheat indicator lamp will light Wait for this indicator lamp to go OFF When the indicator lamp goes OFF the glow plugs have been preheated and the engine can now be started PREHEAT INDICATOR Om IGNITION KEY SWITCH Figure 14 Ignition Key Switch Lombardini Deutz Engine 4 Continue turning the ignition key all the way clockwise When the engine has started release the key Before placing the light tower into actual operation let the engine run for 3 5 minutes Check any abnormal sounds or smells that would be associated with a defective light tower If any abnormal conditions occur shut down the light tower and correct the problem MAST OPERATION DANGER ALWAYS make sure the area above light tower is open and clear of overhead power lines and other obstructions The tower extends in excess of 30 feet 9 meters Contact with overhead power lines or other obstructions could result in equipment damage serious injury or death DO NOT stand behind the trailer while the mast is being raised or lowered Serious injury could result if the mast falls down Outriggers and Support Stands See Figure 15 for location of components 1 Make sure both outriggers are extended To extend the outriggers pull the locking pin on the outrigger and hold while sliding out the outrigger assembly PULL RO
18. pulleys and reattach the cable to the winch 6 Raise and lower the mast several times to verify correct operation SERVICING THE MAST EXTENSION CABLE SYSTEM To replace the cable in the mast extension cable system use the following steps See Figure 20 CENTER LOWER LOWER MAST MAST MAST ROUTE TO PULLEY PULLEY SHACKLE HAND WINCH UPPER MAST MAST MAST Figure 20 Mast Extension Cable System 1 Lower the mast to the horizontal resting position 2 Inspect the cable clamps pulleys and other components for worn or damaged parts If either of the cables on the mast needs to be replaced they should both be replaced at the same time 3 Disassemble the mast by disconnecting the cables from the mast and sliding the sections apart Plastic guides and lock bolt must be removed The lower cable can be disconnected from the winch The mast sections are heavy and awkward to handle Use proper lifting devices and procedures when servicing the mast and its components 4 There are two pulleys in the mast raise lower cable system They should be removed and replaced if worn or damaged Worn or damaged pulleys can cause premature cable failure 5 Reassemble the mast extension cable system by connecting the cable to the bottom of the upper mast and sliding the upper mast into the opening of the center mast Connect the second cable to the bottom of the center mast and slide the center mast into the ope
19. the axle weights of your tow vehicle without the trailer coupled Some of the trailer weight will be transferred from the trailer to the tow vehicle axles and an axle scale weighs all axles including the tow vehicle axles TOW VEHICLE The towing hitch attached to your tow vehicle must have a capacity equal to or greater than the load rating of the trailer you intend to tow The hitch capacity must also be matched to the tow vehicle capacity Your vehicle dealer can provide and install the proper hitch on your tow vehicle SUSPENSION SYSTEM Sway bars shock absorbers heavy duty springs heavy duty tires and other suspension components may be required to sufficiently tow the trailer and pump SIDE VIEW MIRRORS The size of the trailer that is being towed and your state law regulations determine the size of the mirrors However some states prohibit extended mirrors on a tow vehicle except while a trailer is actually being towed In this situation detachable extended mirrors are necessary Check with your dealer or the appropriate state agency for mirror requirements HEAVY DUTY FLASHER A Heavy Duty Flasher is an electrical component that may be required when your trailer turn signal lights are attached to the tow vehicle flasher circuit ELECTRICAL CONNECTOR An Electrical Connector connects the lights on the trailer to the lights on the towing vehicle EMERGENCY FLARES ANDTRIANGLE REFLECTORS It is wise to carry these w
20. the condition It can reduce the system performance and increase maintenance Applying an increasing load over a period of time until the excess fuel is burned off and the system capacity is reached usually can repair the condition This can take several hours to burn off the accumulated unburned fuel State Health Safety Codes and Public Resources Codes specify that in certain locations spark arresters must be used on internal combustion engines that use hydrocarbon fuels A spark arrester is a device designed to prevent accidental discharge of sparks or flames from the engine exhaust Spark arresters are qualified and rated by the United States Forest Service for this purpose In order to comply with local laws regarding spark arresters consult the engine distributor or the local Health and Safety Administrator PAGE 6 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 SAFETY INFORMATION FUEL SAFETY start the engine near spilled fuel or combustible fluids Diesel fuel is extremely flammable and its vapors can cause an explosion if ignited m ALWAYS refuel in a well ventilated area away from sparks and open flames I ALWAYS use extreme caution when working with flammable liquids DO NOT fill the fuel tank while the engine is running or hot DO NOT overfill tank since spilled fuel could ignite if it comes into contact with hot engine parts or sparks from the ignition system S
21. tow vehicle brake pedal while you look at trailer lights Do the same thing to check the turn signal lights See Trailer Wiring Diagram section in this manual Standard mirrors usually do not provide adequate visibility for viewing traffic to the sides and rear of a towed trailer You must provide mirrors that allow you to safely observe approaching traffic Improper electrical connection between the tow vehicle and the trailer will result in inoperable lights and can lead to collision Before each tow check that the tail lights brake lights and turn signals work TRAILER TOWING TIPS Driving a vehicle with a trailer in tow is vastly different from driving the same vehicle without a trailer in tow Acceleration maneuverability and braking are all diminished with a trailer in tow It takes longer to get up to speed you need more room to turn and pass and more distance to stop when towing a trailer You will need to spend time adjusting to the different feel and maneuverability of the tow vehicle with a loaded trailer Because of the significant differences in all aspects of maneuverability when towing a trailer the hazards and risks of injury are also much greater than when driving without a trailer You are responsible for keeping your vehicle and trailer in control and for all the damage that is caused if you lose control of your vehicle and trailer As you did when learning to drive an automobile find an open area with li
22. AGE 56 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES Tires for light trucks have other markings besides those found on the sidewalls of passenger tires LT The LT indicates the tire is for light trucks or trailers ST An ST is an indication the tire is for trailer use only Max Load Dual kg Ibs at kPa psi Cold This information indicates the maximum load and tire pressure when the tire is used as a dual that is when four tires are put on each rear axle a total of six or more tires on the vehicle Max Load Single kg 05 at kPa psi Cold This information indicates the maximum load and tire pressure when the tire is used as a single Load Range This information identifies the tire s load carrying capabilities and its inflation limits Tire Safety Tips Slow down if you have to go over a pothole or other object in the road DO NOT run over curbs or other foreign objects in the roadway and try not to strike the curb when parking B Check tire inflation pressure weekly during use to insure the maximum tire life and tread wear DO NOT bleed air from tires when they are hot E Inspect tires for uneven wear patterns on the tread cracks foreign objects or other signs of wear or trauma i Remove bits of glass and foreign objects wedged in the tread Make sure your tire valves have valve caps ALWAYS check tire pressure on tow vehicle and tra
23. Engine Exhaust Pipe Directs engine exhaust to the rear of the light tower NEVER block this exhaust pipe with obstructions ALWAYS place the generator in an area free of obstructions Tires This light tower uses a ST175 13C size tire Replace with only recommended tire size Never tow light tower with bad or worn tires Documentation Box Contains information regarding the light tower Auxiliary Output Receptacle Wired ready to install an output receptacle Auxiliary Output Receptacle Wired ready to install an output receptacle LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 17 CONTROL PANEL Xj NOT USED Figure 5 Controls and Indicators PAGE 18 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 CONTROL PANEL Figure 5 shows the location of the controls and indicators on the control panel for the different engines used with the LT12 light tower Service the equipment as needed depending on the alarm indicated Below is a brief explanation of each control or indicator 1 Internal Cabinet Light Switch This switch controls the internal cabinet light for the light tower control panel When the cabinet door is raised the light will automatically come on When the cabinet door closes the switch is depressed and the light turns off Internal Cabinet Light Provides illumination for the LT12DAB control panel during nighttime operation The light i
24. OPERATION MANUAL MULTIQUIP NIGHTHAWK SERIES MODEL LT12DAB DEDICATED LIGHT TOWER LOMBARDINI LDW 1003 DIESEL 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 PN 49498 LT12DAB Light Tower Table Of Contents 2 Safety Information saints 3 10 Lamp Footcandle Plot triti 11 Specifications 12 13 BI 14 General Information a 15 COMPONENTS 16 17 Control PATIBl l 18 19 SOMO uu u 20 21 Stat 22 23 Operation er 24 28 29 33 Maintenance Trallers 34 35 Troubleshooting 36 41 Light Tower Wiring Diagram 42 43 Lombardini Engine Wiring Diagram 44 Trailer Guidelines 45 59 Specifications are subject to change without notice TABLE OF CONTENTS PAGE 2 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 SAFETY INFORMATION Do not operate or service the equipment before rea
25. TATE JACK OUTRIGGER STAND TO PLACE TO EXTEND IN SUPPORT POSITION OUTRIGGER PULL PIN Figure 15 Deploying Outriggers PAGE 24 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 OPERATION 2 As soon as the pin clears the travel position hole release it and continue sliding out the outrigger The pin must snap into the outrigger locking hole in the extended position 3 After extending all outriggers rotate all trailer jack stands into the foot down position then turn the crank handle on the jackstands clockwise to lower it and level the light tower 4 Check behind the light tower and make sure all personnel and objects are clear of the mast Deploying the Mast to Vertical Position Refer to Figure 16 for the location of components 1 Torelease the mast from the mast cradle support pull the retaining pin out of the cradle lock release pin Pull the cradle lock release pin This will unlock the mast from the horizontal position 2 Removethe mastlock release pin before raising tower to the vertical position 3 To place the mast in the vertical position turn the vertical mast winch hand lever clockwise until the mast is pointing upwards at 90 degrees 4 Once the mastis in the vertical position insert the mast lock release pin to prevent the mast from falling Raising the Mast Once the tower mast has been locked into its vertical position the mast can now be raised The tower allows the
26. TIE PLATE NUT LEAF SUSPENSION Figure 23 Leaf Suspension Components AX DANGER Worn or broken suspension parts can cause loss of control damage to equipment and severe bodily injury even death Check suspension regularly LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 35 TROUBLESHOOTING Practically all breakdowns can be prevented by proper handling and maintenance inspections but in the event of a breakdown please take remedial action following the diagnosis based on the troubleshooting tables If the problem cannot be remedied please leave the unit as is and consult Multiquip s technical support department or your local dealer Table 8 Generator Troubleshooting Symptom Possible Problem Solin TUM Check wiring and repair Circuit Breaker Tripped Engine fails to start and PAGE 36 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TROUBLESHOOTING Table 9 Engine Troubleshooting symptom Saluton Excessively high viscosity of fuel or engine n oil at low temperature Use the specified fuel or engine oil Fuel with low cetane number Use the specified fuel Fuel leak due to loose injection pipe Seizure of crankshaft camshaft piston cylinder liner or bearing nae Replace head gasket tighten cylinder head 2 Compression leak from cylinder bolt glow plug and nozzle hol
27. Type Winch Capacity 1 500 108 680 kg Winch Rope Wire 3 16 in 6 mm ilable PAGE 12 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 SPECIFICATIONS Table 2 Engine Specifications 62 73 cu in 1028 Approx 30 U S Gallons 113 Liters Bisel Engine 2 64 U S Quarts 2 5 Liters 5 18 U S Quarts 4 9 Liters Total Weight Dry 187 3 lbs 85 Kg LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 13 DIMENSIONS DEPLOYED POSITION 1 STOWED POSITION RIGHT SIDE Figure 2 Dimensions Table 3 Dimensions Length Mast Stowed Position 170 in 431 cm ZEE Length Mast Deployed Position 101 in 256 cm C o sowon PAGE 14 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 GENERAL INFORMATION The Multiquip LT12DAB Light Tower is a dedicated general purpose light tower engineered to provide dependable lighting for a wide range of applications This includes lighting for construction sites industrial locations special events and emergency conditions METAL HALIDE LAMPS The lighting system of the LT12DAB Light Tower is comprised of 4 metal halide 1000 watt lamps These lamps provide maximum illumination with typical lighting coverage of 5 to 7 acres The lamps are controlled by individual circuit breakers for versatility
28. VWR IT IS ESSENTIAL THAT THE HITCH BALL BE OF THE SAME SIZE AS THE COUPLER The ball size and load rating capacity are marked on the ball Hitch capacity is marked on the hitch Coupler to hitch mismatch can result in uncoupling leading to death or serious injury Be sure the LOAD RATING of the hitch ball is equal or greater than the load rating of the coupler Be sure the SIZE of the hitch ball matches the size of the ball coupler LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 49 TRAILER GUIDELINES A worn cracked or corroded hitch ball can fail while towing and may result in death or serious injury Before coupling trailer inspect the hitch ball for wear corrosion and cracks Replace worn or damaged hitch ball A loose hitchball nut can result in uncoupling leading to death or serious injury Be sure the hitch ball is tight to the hitch before coupling the trailer Rock 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 frame E Wipe the inside and outside of the coupler Clean and visually inspect it for cracks and deformations Feel the inside of the coupler for worn spots and pits Be sure the coupler is secured tightly to the tongue of the trailer All coupler fasteners must be visibly solid against the trailer frame E The bottom surface of the coupler must be above the top of th
29. WHEN CALLING UNITED STATES Multiquip Corporate Office 18910 Wilmington Ave Carson CA 90746 Contact multiquip com Service Department 800 421 1244 310 537 3700 Technical Assistance 800 478 1244 MEXICO MQ Cipsa Tel 800 421 1244 Fax 800 537 3927 Fax 310 537 4259 Fax 310 943 2238 Parts Department 800 427 1244 Fax 800 672 7877 310 537 3700 Fax 310 637 3284 Warranty Department 800 421 1244 Fax 310 943 2249 310 537 3700 UNITED KINGDOM Multiquip UK Limited Head Office Carr Fed Mexico Puebla KM 126 5 Momoxpan Cholula Puebla 72760 Mexico Contact pmastretta cipsa com mx Tel 52 222 225 9900 Fax 52 222 285 0420 Tel 0161 339 2223 Fax 0161 339 3226 Unit 2 Northpoint Industrial Estate Globe Lane Dukinfield Cheshire SK16 4UJ Contact sales multiquip co uk CANADA Multiquip 4110 Industriel Boul Laval Quebec Canada H7L 6V3 Contact jmartin multiquip com Tel 450 625 2244 Tel 877 963 4411 Fax 450 625 8664 COPYRIGHT 2011 MULTIQUIP INC Multiquip Inc and the MQ logo are registered trademarks of Multiquip Inc and may not be used reproduced or altered without written permission All other trademarks are the property of their respective owners and used with permission This manual MUST accompany the equipment at all times This manual is considered a permanent part of the equipment and should remain with the unit if resold The informat
30. acitor LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 41 LIGHT TOWER WIRING DIAGRAM ee ROTOR 4 OO ROTOR WINDINGS FIXED FLOW i 230 VAC CURRENT 50 HZ DIODE STATOR WINDING BLACK 2 A Yo BLACK 1 WINDING L 50 HZ E 60 HZ RED C1 35uF 425V EXCITATION CAPACITOR IN USE ONLY 50 Hz GENERATOR P N 49126 AN USE ONLY 35uF 425 EXCITATION CAPACITOR P N GECAP35MF PAGE 42 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 LIGHT TOWER WIRING DIAGRAM T BAR ASSEMBLY PIN 19954 BLUE 16 AWG YEL 16 AWG BRN 14 AWG EE 7 WIRE COIL CORD GRN 16 AWG PIN 29433 Paps Sui ee ee ssl 5 WHT 1 230 NOTES WIRE SIZE IS 12 AWG UNLESS OTHERWISE SPECIFIED SOME UNITS MAY HAVE 47 gt WATT RESISTOR INSTALLED ACROSS THE CAPACITOR TERMINALS OTHER UNITS MAY HAVE THIS RESISTOR INTERNALLY INSTALLED WITHIN THE CAPACITOR CONNECT AUX POWER RECEPTACLE TO THESE CONNECTION POINTS CONTROL PANEL BALLAST ASSEMBLY PIN 29614 30uF 440V CAPACITOR BALLAST 1 OUTPUT NEU 120V IN 30uF 440V BALLAST 2
31. ailer If the pintle eye coupler does not line up with the pintle hitch hook adjust the position of the tow vehicle gg OPEN the pintle hook locking mechanism Figure G Place the hook inside the eye coupler CLOSE the pintle hook mechanism TRAILER PINTLE TONGUE SAFETY CH MASTER L PINTLE RING EYE SAFETY CHAIN IMPORTANT CROSS BOTH Figure G Attaching Safety Chain Pintle Hitch B Insert a pin or lock through the hole in the locking mechanism Be sure the pintle hook is inserted completely through the eye ring and the locking mechanism is engaged A properly engaged locking mechanism will allow the coupler to raise the rear of the tow vehicle Using the trailer jack test to see that you can raise the rear of the tow vehicle by1 inch after the coupler is locked to the hitch Lower the trailer so that its entire tongue weight is held by the hitch Raise the jackstand to a height where it will not interfere with the road TIRE SAFETY Unsafe Tires Lug Nuts or Wheels Trailer tires and wheels are more likely to fail than car tires and wheels because they carry a heavier load Therefore it is essential to inspect the trailer tires before each tow If a tire has a bald spot bulge cuts is showing any cords or is cracked replace the tire before towing If a tire has uneven tread wear take the trailer to a dealer service center for diagnosis Uneven tread wear can be caused b
32. arning devices even if you are not towing a trailer It is particularly important to have these when towing a trailer because the hazard flashers of your towing vehicle will not operate for as long a period of time when the battery is running both the trailer lights and tow vehicle lights PAGE 48 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES SAFETY CHAINS If the coupler connection comes loose the safety chains can keep the trailer attached to the tow vehicle With properly rigged safety chains it is possible to keep the tongue of the trailer from digging into the road pavement even if the coupler to hitch connection comes apart JACKSTAND A device on the trailer that is used to raise and lower the coupler The jack is sometimes called the landing gear or the tongue jack COUPLER TYPES Two types of coupler used with the trailer are discussed below Ball Hitch Coupler E Eye Coupler BALL HITCH COUPLER A ball hitch coupler Figure C connects to a ball that is located on or under the rear bumper of tow vehicle This system of coupling a trailer to a tow vehicle is sometimes referred to as bumper pull A ball hitch trailer may be fitted with a tongue jack that can raise and lower the coupler The tongue jack is mounted to the A frame front or tongue part of the trailer By rotating the jack handle clockwise the jack will extend and raise the tongue of t
33. art of the light tower package under each trailer wheel to prevent rolling Outrigger Jacks Use these 2 outrigger jacks to level and support the light tower For more stability the outriggers can be deployed Tongue Jackstand Use this jackstand to support the tongue when attaching the light tower to a towing vehicle PAGE 16 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 14 15 16 17 18 5 Figure 4 Major Components Front Rear Safety Chain Always attach safety chain to the towing vehicle Never tow the light tower with the safety chain unattached Ball Hitch Coupler Attach this coupler to the towing vehicle Use only the specified ball diameter as indicated on your coupler Use of any other ball diameter will create an extremely dangerous condition which can result in separation of the coupler and ball or ball failure Vertical Mast Winch Use this winch to raise the mast to the vertical position Mast Lock Release Pin Pull this pin to start placing the tower mast in the vertical position When tower mast has reached full vertical position insert pin to keep mast from falling Tie Down Points Used to tie down light tower with strap or chains to allow even application of force to the front and rear of the equipment during transport 19 20 2 22 23
34. as they can overheat and become ineffective Be aware of your trailer height especially when approaching roofed areas and around trees B Make regular stops about once each hour Confirm that Coupler is secure to the hitch and is locked Electrical connectors are secure There is appropriate slack in the safety chains There is appropriate slack in the breakaway switch pullpin cable Tires are not visibly low on pressure LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 45 TRAILER GUIDELINES for the use of your trailer Again be sure your hitch and tow vehicle are rated for the Gross Vehicle Weight Rating of your trailer DRIVING CONDITIONS When towing a trailer you will have decreased acceleration increased stopping distance and increased turning radius which means you must make wider turns to keep from hitting curbs vehicles and anything else that is on the inside corner In addition you will need a longer distance to pass due to slower acceleration and increased length Be alert for slippery conditions You are more likely to be affected by slippery road surfaces when driving a tow vehicle with a trailer than driving a tow vehicle without a trailer Check rearview mirrors frequently to observe the trailer and traffic NEVER drive faster than what is safe Driving too fast for severe road conditions can result in loss of control and cause death or serio
35. at all four lamps are OFF 5 Letthe engine idle for a few minutes with no load 6 Turn the ignition key to the OFF position Store key a safe location 7 Lower light tower mast and place in stow position as outlined in this manual 8 Place outriggers in tow position and remove chock blocks 9 Store light tower in a clean dry location out of the reach of children and unauthorized personnel NOTICE If servicing is required allow lamps to cool for about 15 minutes before removing lamps EMERGENCY SHUTDOWN 1 Turn the ignition key to the OFF position and turn all circuit breakers to the OFF position PAGE 28 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 MAINTENANCE BASIC INSPECTION AND MAINTENANCE See Table 7 below for a general inspection and maintenance checklist For more detailed maintenance refer to the engine service manual Table 7 Inspection Maintenance 10 hrs 1000 Check Engine Fuidlews __ __ _ Check Air Cleaner Dust Inccator tequipped foo Check for Leaks Visual Walk Around for Leaks Visual Walk Around E o o X Service aui SewceBatey isi j ennes ChangeFuetFiterse 0 X o cian Coen PU id X T ennere
36. ate data must agree with the line voltage and lamp used Improper ballast causes lamp failure Note Mercury lamps of the same wattage will operate properly on Metal Halide ballasts Operating position should agree with the lamp tech A BU HOR lamp can be operated base up vertical to and including the horizontal and a BD can be operated base down vertical to approaching but not including the horizontal A lamp operated beyond the specified position may not start HID lamps High Pressure Sodium Metal Halide Mercury Vapor require from 4 to 8 minutes cool down time before restarting Switch off breaker and allow lamp to cool Improper ballasting can cause flickering or erratic operation In the start up period the lamp may ignite start to warm up and then extinguish cycle Under certain conditions new lamps may cycle Usually after 3 tries to start at 30 to 60 second intervals lamps will stabilize and operate satisfactorily Defective Lamp Replace lamp LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 39 TROUBLESHOOTING Table 10 Lamp Troubleshooting continued PossibleCause Solution Lamp starts slowly ARC does not strike when switch is first turned on et breaker trips on Short Circuit or Ground Check wiring against diagram Check for shorts or ground amp start up Normal Lamp Dirty Lamp or Fixture Clean lamp and fixture Interchange ballast plugs i
37. contacts the seal surface of the filter holder then tighten it a further 3 4 to 1 turn Add engine oil through oil filler until the oil level is between the H and L marks on the dipstick Run the engine at idling for a short time then stop the engine Recheck the oil level and fill as necessary REPLACING FUEL FILTER 1 10 11 Set the container under the filter cartridge to catch fuel Using a filter wrench turn the filter cartridge to the left to remove it Clean the filter holder fill the new filter cartridge with fuel coat the packing surface of the filter cartridge with engine oil then install the cartridge to the filter holder When installing tighten until the packing surface contacts the seal surface of the filter holder then tighten a further 2 3 of a turn If the filter cartridge is tightened too much the packing will be damaged and will cause fuel leakage Fuel leakage will occur if the filter cartridge is not tightened enough Always tighten to the correct angle Operate the fuel primer lever to pump fuel back into the engine Replace corrosion resistor cartridge if equipped Screw in valves at the top of the corrosion resistor Using a filter wrench turn the cartridge to the left to remove it Lightly coat the seal surface of the new cartridge with engine oil and install it to the filter holder Tighten until he packing surface contacts the seal surface of the filter holder then tighten a
38. coupler is locked to the hitch Lower the trailer so that its entire tongue weight is held by the hitch Raise the jackstand to a height where it will not interfere with the road Overloading can damage the tongue jack DO NOT use the tongue jack to raise the tow vehicle more than one inch If the coupler cannot be secured to the hitch ball do not tow the trailer Call your dealer for assistance Lower the trailer so that its entire tongue weight is held by the hitch and continue retracting the jack to its fully retracted position PAGE 50 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES Attaching Safety Chain Visually inspect the safety chains and hooks for wear or damage Replace worn or damaged safety chains and hooks before towing Attach the safety chains so that they Cross underneath the coupler See Figure E VEHICLE TRAILER TONGUE SAFETY CHAIN So MASTER LINK IMPORTANT CROSS BOTH SAFETY CHAINS Figure E Attaching Safety Chain Ball Hitch Loop around a frame member of the tow vehicle or holes provided in the hitch system DO NOT attach them to an interchangeable part of the hitch assembly Have enough slack to permit tight turns but not be close to the road surface so if the trailer uncouples the safety chains can hold the tongue up above the road Improper rigging of the safety chains can result in loss of control o
39. d bleed the air from the fuel system W f the engine has not been started for more than one year contact your Lombardini distributor to have engine overhauled LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 33 MAINTENANCE TRAILERS The following trailer maintenance guidelines are intended to assist the operator in preventive maintenance ADJUSTABLE CHANNEL Your trailer may be equipped with an adjustable channel Figure 21 that allows the coupler to be raised or lowered to a desired height Periodically check the channel bolts for damage or loosening ADJUSTABLE CHANNEL 5 8 X 11 X 5 BOLT 5 8 FLAT 2 or 2 5 16 BALL WASHER COUPLER Figure 21 Adjustable Channel Wheel Bearings Wheel bearings Figure 22 must be inspected and lubricated once a year or 12 000 miles to insure safe operation of your trailer If trailer wheel bearings are immersed in water they must be replaced Ay DANGER If trailer wheels are under water for a long period of time wheel bearings may fail If this is the case service wheel bearings immediately The possibility exists of the wheels falling off causing equipment damage and severe bodily harm even death If the trailer has not been used for an extended amount of time have the bearings inspected and packed more frequently at least every six months and prior to use Follow the steps below to disassemble the wheel hub and service the wh
40. d remove the battery from the generator cabinet when servicing is required DO NOT overfill the battery Electrolyte is an acid and must be handled with caution ALWAYS follow servicing instructions from the electrolyte manufacturer to ensure safety Serious injury can result from careless handling and noncompliance to safety handling instructions Overfilling the battery may cause the electrolyte to overflow resulting in corrosion to nearby components Immediately wash off any spilled electrolyte battery acid When connecting the positive cable to the battery s positive terminal post Wy DO NOT allow the wrench or any metallic 7 to come in contact with the battery s negative terminal post This may result in an electrical short circuit or an explosion Always connect positive end first then negative end Always disconnect end first then positve end NOTICE Use only distilled water in the battery Tap water can reduce the operating life of the battery LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 21 INSPECTION COOLANT It is recommended that antifreeze summer coolant be used with the engine This can be purchased pre diluted or in concentrate and mixed with 50 demineralized water See engine owner s manual for more details ss If adding coolant antifreeze mix to the AB radiator DO NOT remove the radiator cap until the unit ha
41. d to your vehicle Consult the tow vehicle s manual to determine how this weight transfer reduces the available cargo and luggage capacity of your vehicle Studies of tire safety show that maintaining proper tire pressure observing tire and vehicle load limits not carrying more weight in your vehicle than your tires or vehicle can safely handle avoiding road hazards and inspecting tires for cuts slashes and other irregularities are the most important things you can do to avoid tire failure such as tread separation or blowout and flat tires These actions along with other care and maintenance activities can also B Improve vehicle handling Help protect you and others from avoidable breakdowns and accidents E Improve fuel economy E Increase the tire life Use the information contained in this section to make tire safety a regular part of your vehicle maintenance routine Recognize that the time you spend is minimal compared with the inconvenience and safety consequences of a flat tire or other tire failure TIRE FUNDAMENTALS Federal law requires tire manufacturers to place standardized information on the sidewall of all tires Figure This information identifies and describes the fundamental characteristics of the tire and also provides a tire identification number for safety standard certification and in case of a recall R j Rim diameter Ratio of height to ade ode Load index 8 speed symbol U S DOT tire
42. death or serious injury Check all wheel lug nuts periodically Lug Nut Torque Requirements Itis extremely important to apply and maintain proper wheel mounting torque on the trailer Be sure to use only the fasteners matched to the cone angle of the wheel Proper procedure for attachment of the wheels is as follows 1 Start all wheel lug nuts by hand 2 Torque all lug nuts in sequence See Figure K DO NOT torque the wheel lug nuts all the way down Tighten each lug nut in 3 separate passes as defined by Table C NOTICE NEVER use an pneumatic air gun to tighten wheel lug nuts Over tightening lug nuts will result in breaking the studs or permanently deforming the mounting stud holes in the wheels 3 Checkto see if the lug nuts are tight after the first 10 25 and 50 miles of driving and before each tow thereafter 4 LUG NUTS 6 LUG NUTS 5 LUG NUTS 8 LUG NUTS lt e PNEUMATIC n AIR GUN EZ FT LBS FT LBS Lights and Signals Before each tow check the trailer taillights stoplights turn signals and any clearance lights for proper operation Replace any broken or burned out lamps as necessary Check the wire harness for cuts fraying or other damage If it needs replacing contact your dealer Improper operating taillights stoplights and turn signals can cause collisions Check all lights before each tow PAGE 58 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0
43. der Improper valve timing Correct or replace timing gear Piston ring and liner worn Adjust Battery discharged Charge battery Starter malfunctioning Repair or replace Starter does not run Key switch malfunctioning Repair or replace Wiring disconnected LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 37 TROUBLESHOOTING Table 9 Engine Troubleshooting continued Symptom Possible Cause Solution Fuel filter clogged or dirty Clean or change Air cleaner clogged Clean or change Fuel leak due to loose injection pipe retaining nut aa revolution is Injection pump malfunctioning Repair or replace smooth Incorrect nozzle opening pressure Adjust Injection nozzle stuck or clogged Repair or replace Fuel over flow pipe clogged Governor malfunctioning Reduce to the specified level Either white Piston ring and liner worn or stuck Repair or replace blue exhaust gas is I observed Incorrect injection timing Adjust Deficient compression Adjust top clearance Lessen the load Either black or dark Low grade fuel used Use the specified fuel gray exhaust gas is Fuel filter clogged Clean or change observed Air cleaner clogged Clean or change Deficient nozzle injection Repair or replace the nozzle Incorrect injection timing Adjust Engine s moving parts seem to be seizing Repair or replace injection Deficient output Uneven fuel injection Re
44. ding the SAFETY SYMBOLS entire manual Safety precautions should be followed at all times when operating this equipment Failure to read and understand the safety messages and operating instructions could result in injury to yourself and others SAFETY MESSAGES Potential hazards associated with the operation of this equipment will be referenced with hazard symbols which may appear throughout this manual in conjunction with safety messages Safety Hazard Lethal exhaust gas hazards The four safety messages shown below will inform you about potential hazards that could injure you or others The safety messages specifically address the level of exposure to the operator and are preceded by one of four words DANGER WARNING CAUTION or NOTICE SAFETY SYMBOLS DANGER Explosive fuel hazards Indicates a hazardous situation which if not avoided WILL result in DEATH or SERIOUS INJURY Burn hazards eril Indicates a hazardous situation which if not avoided COULD result in DEATH or SERIOUS INJURY Overspeed hazards Indicates a hazardous situation which if not avoided COULD result in MINOR or MODERATE INJURY Rotating parts hazards NOTICE Addresses practices not related to personal injury Pressurized fluid hazards Electric shock hazards LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 3 SAFETY INFORMATION GENERAL SAFETY NEVER operate this equ
45. e hitch ball Use the tongue jackstand to support the trailer tongue Wood or concrete blocks may also be used Coupling the Trailer to the Tow Vehicle Ball Coupler Lubricate the hitch ball and the inside of the coupler with a thin layer of automotive bearing grease Slowly back up the tow vehicle so that the hitch ball is near or aligned under the coupler Using the jackstand at the front of trailer tongue turn the jackstand crank handle to raise the trailer If the ball coupler does not line up with the hitch ball adjust the position of the tow vehicle Open the coupler locking mechanism Ball couplers have a locking mechanism with an internal moving piece and an outside handle In the open position the coupler is able to drop fully onto the hitch ball B Lower the trailer Figure D until the coupler fully engages the hitch ball 2 INCH TRAILER COUPLER TOW gt VEHICLE Figure D Ball Hitch Coupling Mechanism Engage the coupler locking mechanism In the engaged position the locking mechanism securely holds the coupler to the hitch ball E Insert a pin or lock through the hole in the locking mechanism Be sure the coupler is all the way on the hitch ball and the locking mechanism is engaged A properly engaged locking mechanism will allow the coupler to raise the rear of the tow vehicle Using the trailer jackstand verify that you can raise the rear of the tow vehicle by 1 inch after the
46. ear of the trailer moves to the right Conversely rotating the steering wheel clockwise with your hands at the bottom of the wheel will move the rear of the trailer to the left while backing up If you are towing a bumper hitch rig be careful not to allow the trailer to turn too much because it will hit the rear of the tow vehicle To straighten the rig either pull forward or turn the steering wheel in the opposite direction TRAILER VIN TAG Figure A below is a sample of the Vehicle Identification Number VIN Tag which is typically located on the left front of the trailer See Figure B for location UFACTURED BY FABRIQUE PAR 000 DATE A PREY U 2 EACH AXLE PHBE CHAQUE ESSIEU Ket TIRES NFL PRESS PRESS DE GONFL FROID KPA psi LecX AEHICLE CONFORMS TO ALL APPLICABLE U S FEDERAL MOTOR VERICLE SAFETY STANDARDS IN EFFECT ON THE DATE OF MANUFACTURE SHOWN ABOVE AEHICLE CONFORMS ALL APPLICABLE STANDARDS PRESCRIBED UNDER THE CANADI ON THE DATE OF MANUFACTURE CE VEHICULE EST IAN MOTOR VEHI ULATIONS IN EFFECT ON THE JRE A TOUTES LES NORMES QUI LUI SONT APPLICABLES EN VERTU DU REGLEMENT SUR LA SECURITE DES VEHICULES AUTOMOBILES DU CANADA EN VIGUEUR A LA DATE DE SA FABRICATION IAM TYPE TRAILER TRA REM FD 306 REV A Figure A Vehicle VIN Tag LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 47 TRAILER GUIDELINES VIN TAG Figure B VIN Ta
47. eel bearings See Figure 22 BEARING WHEEL OIL SEAL BEARING COTTER PIN BEARING QUE CUP BEARING 4 Og DUST LUG 2 CAP NUT j SPINDLE WASHER SPINDLE NUT Figure 22 Wheel Hub Components B After removing the dust cap cotter pin spindle nut and spindle washer remove the hub to inspect the bearings for wear and damage Replace bearings that have flat spots on rollers broken roller cages rust or pitting Always replace bearings and cups in sets The inner and outer bearings are to be replaced at the same time Replace seals that have nicks tears or wear B Lubricate the bearings with a high quality EP 2 automotive wheel bearing grease WHEEL HUB ADJUSTMENT Every time the wheel hub is removed and the bearings are reassembled follow the steps below to check the wheel bearings for free running and adjust I Turn the hub slowly by hand while tightening the spindle nut until you can no longer turn the hub by hand Loosen the spindle nut just until you are able to turn it the spindle nut by hand Do not turn the hub while the spindle nut is loose E Install a new cotter pin through the spindle nut and axle i Check the adjustments Both the hub and the spindle nut should be able to move freely the spindle nut motion will be limited by the cotter pin PAGE 34 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 DANGER NEVER crawl under the trailer unless i
48. empt to refuel the light tower if the engine is hot or running PAGE 20 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 INSPECTION 1 To check the engine fuel level make sure the light tower is placed on secure level ground with the engine stopped 2 Lift the light tower access door Figure 7 opposite the control panel Set the door support latch in place to keep the door open up ACCESS DOOR DOOR Figure 7 Adding Fuel 3 Remove the fuel cap from the fuel tank ALWAYS fill the fuel tank with clean fresh 2 diesel fuel DO NOT fill the fuel tank beyond its capacity DO NOT TOP OFF 4 Pay attention to the fuel tank capacity when replenishing fuel The fuel tank cap must be closed tightly after filling Handle fuel in a safe container If the container does not have a spout use a funnel 5 Wipe up any spilled fuel immediately BATTERY CHECK The operator must wear the appropriate 2 protective equipment and clothing while handling the battery Failure to wear protective equipment or clothing could result in serious injury The 12 volt DC battery Figure 8 is shipped dry and will require a proper electrolyte level for operation Figure 8 Battery When servicing of the battery is required perform the following face shield and rubber gloves should be worn while handling and servicing the battery s electrolyte Disconnect battery terminal clamps an
49. f the trailer and tow vehicle leading to death or serious injury if the trailer uncouples from the tow vehicle Fasten chains to frame of tow vehicle DO NOT fasten chains to any part of the hitch unless the hitch has holes or loops specifically for that purpose Cross chains underneath hitch and coupler with enough slack to permit turning and to hold tongue if the trailer comes loose Connecting Trailer Lights Connect the trailer lights to the tow vehicle s electrical system using the electric connectors at the front of the trailer tongue Refer to the wiring diagram shown in the trailer wiring diagram section of this manual Before towing the trailer check for the following B Running lights turn on tow vehicle headlights E Brake Lights step on tow vehicle brake pedal E Backup Lights place tow vehicle gear shift in reverse Turn Signals activate tow vehicle directional signal lever Improper electrical connection between the tow vehicle and the trailer will result in inoperable lights and electric brakes and can lead to collision Before each tow Check that the taillights brake lights and turn signals Work Check that the electric brakes work by operating the brake controller inside the tow vehicle Uncoupling the Ball Hitch Follow these steps to uncouple ball hitch from tow vehicle Block trailer tires to prevent the trailer from rolling before jacking the trailer up
50. g Use adequate lifting cable wire or rope of sufficient strength E Use one point suspension hook and lift straight upwards FORKLIFT POCKETS E f lifting through pockets make sure forks of forklift are inserted in pockets as far as possible before lifting E Never allow any person or animal to stand underneath the equipment while lifting DO NOT lift equipment to unnecessary heights Loading and Tie Down on Flatbed Truck NOTICE E Before loading light tower to flatbed truck disconnect all four floodlight connectors and tie wrap the cables against the T bar to prevent damage to the cables and connectors CONNECTORS DISCONNECTED i When loading onto flatbed truck make sure that front jackstand of light tower is retracted and in the horizontal position so that the foot does not make contact with the deck floor FRONT JACKSTAND 2 1 _ TONGUE TRANSPORT i b TIE DOWN POINT 4 SIDE REAR JACK JACK STAND 2 STAND 2 E Make sure that the two side left and right and two rear jackstands are in the vertical postion slightly extended so that each foot makes contact with the deck floor E Straps and chains should be routed through the transport tie down points located beneath each corner of the Cabinet to allow even application of forece to the front and rear of the machine DO NOT secure the unit by running a st
51. g Location The trailer VIN Tag contains the following critical safety information for the use of your trailer GAWR The maximum gross weight that an axle cansupport It is the lowest of axle wheel or tire rating Usually the tire or wheel rating is lower than the axle rating and determines GAWR GVWR The maximum allowable gross weight of the trailer and its contents The gross weight of the trailer includes the weight of the trailer and all of the items within it GVWR is sometimes referred to as GTWR Gross Trailer Weight Rating or MGTW Maximum Gross Trailer Weight GVWR GTWR and MGTW are all the same rating The sum total of the GAWR for all trailer axles may be less than the GVWR for the trailer because some of the trailer load is to be carried by the tow vehicle rather than by the trailer axle s The total weight of the cargo and trailer must not exceed the GVWR and the load on an axle must not exceed its GAWR PSIC The tire pressure psi measured when cold VIN The Vehicle Identification Number EMPTY WEIGHT Some information that comes with the trailer such as the Manufacturer s Statement of Origin is not a reliable source for empty or net weight The shipping documents list average or standard weights and your trailer may be equipped with options To determine the empty or net weight of your trailer weigh it on an axle scale To find the weight of the trailer using an axle scale you must know
52. he trailer Before each tow coat the ball with a thin layer of automotive bearing grease to reduce wear and ensure proper operation Check the locking device that secures the coupler to the ball for proper operation If you see or feel evidence of wear such as flat spots deformations pitting or corrosion on the ball or coupler immediately have your dealer inspect them to determine the proper action to prevent possible failure of the ball and coupler system All bent or broken coupler parts must be replaced before towing the trailer The coupler handle lever must be able to rotate freely and automatically snap into the latched position Oil the pivot points sliding surfaces and spring ends with SAE 30W motor oil Keep the ball socket and latch mechanism clean Dirt or contamination can prevent proper operation of the latching mechanism The load rating of the coupler and the necessary ball size are listed on the trailer tongue You must provide a hitch and ball for your tow vehicle where the load rating of the hitch and ball is equal to or greater than that of your trailer Also the ball size must be the same as the coupler size If the hitch ball is too small too large is underrated is loose or is worn the trailer can come loose from the tow vehicle and may cause death or serious injury THE TOW VEHICLE HITCH AND BALL MUST HAVE A RATED TOWING CAPACITY EQUAL TO OR GREATER THAN THE TRAILER Gross Vehicle Weight Rating G
53. hook matches the size of the pintle eye coupler A worn cracked or corroded pintle hitch hook can fail while towing and may result in death or serious injury Before coupling trailer inspect the pintle hitch hook for wear corrosion and cracks Replace worn or damaged pintle hitch hook Rock the pintle eye coupler to make sure it is secured tightly to the hitch E Wipe the inside and outside of the pintle coupler Clean and inspect it visually for cracks and deformations Feel the inside of the coupler for worn spots and pits Be sure the coupler is secured tightly to the tongue of the trailer All coupler fasteners must be visibly solid against the trailer frame PAGE 52 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES E Raise the bottom surface of the coupler to be above the top of the pintle hitch hook Use the tongue jackstand to support the trailer tongue Wood or concrete blocks may also be used A defective pintle hitch not properly fastened can result in uncoupling leading to death or serious injury Be sure the pintle hook is securly tighten to the tow vehicle before coupling the trailer Coupling Trailer to Tow Vehicle Pintle Coupler B Slowly back up the tow vehicle so that the pintle hitch hook is near or aligned under the pintle eye ring coupler Using the jackstand at the front of trailer tongue turn the jackstand crank handle to raise the tr
54. icle DO NOT drive so fast that the trailer begins to sway due to speed Allow plenty of room for passing A rule of thumb is that the passing distance with a trailer is 4 times the passing distance without the trailer Shift your automatic transmission into a lower gear for city driving I ALWAYS use lower gears for climbing and descending grades m DO NOT ride the brakes while descending grades they may get so hot that they stop working Then you will potentially have a runaway tow vehicle and trailer To conserve fuel don t use full throttle to climb a hill Instead build speed on the approach Slow down for bumps in the road Take your foot off the brake when crossing the bump B DO NOT brake while in a curve unless absolutely necessary Instead slow down before you enter the curve and power through the curve This way the towing vehicle remains in charge DO NOT apply the brakes to correct extreme trailer swaying Continued pulling of the trailer and even slight acceleration will provide a stabilizing force B Anticipate the trailer swaying Swaying is the trailer reaction to the air pressure wave caused by passing trucks and buses Continued pulling of the trailer provides a stabilizing force to correct swaying DO NOT apply the brakes to correct trailer swaying Use lower gear when driving down steep or long grades Use the engine and transmission as a brake Do not ride the brakes
55. iler before towing Check tire pressure at least once a month m DO NOT overload tow vehicle Check the tire information and loading placard for safe allowable tire loading conditions Tire Repair The proper repair of a punctured tire requires a plug for the hole and a patch for the area inside the tire that surrounds the puncture hole Punctures through the tread can be repaired if they are not too large but punctures to the sidewall should not be repaired Tires must be removed from the rim to be properly inspected before being plugged and patched Replacing Worn or Damaged Tires Replace the tire before towing the trailer if the tire treads have less than 1 16 inch depth or the telltale bands are visible Check inflation pressure weekly during use to insure the maximum tire life and tread wear A bubble cut or bulge in a side wall can result in a tire blowout Inspect both side walls of each tire for any bubble cut or bulge and replace a damaged tire before towing the trailer Table B below will help pinpoint the causes and solutions of tire wear problems Table B Tire Wear Troubleshooting Center Wear Over inflation Adjust pressure to particular load per tire manufacturer Edge Wear Under inflation Adjust pressure To particular load per tire manufacturer Make sure load does not Loss of camber Side Wear ovaraadin exceed axle rating 9 Align wheels Cupping Out of balance Check bearing adjustment 4 a
56. indicates the maximum load in kilograms and pounds that can be carried by the tire Maximum Permissible Inflation Pressure This number is the greatest amount of air pressure that should ever be put in the tire under normal driving conditions Uniform Tire Quality Grading Standards UTQGS Treadwear Number This number indicates the tire s wear rate The higher the treadwear number is the longer it should take for the tread to wear down For example a tire graded 400 should last twice as long as a tire graded 200 Traction Letter This letter indicates a tire s ability to stop on wet pavement A higher graded tire should allow you to stop your car on wet roads in a shorter distance than a tire with a lower grade Traction is graded from highest to lowest as and Temperature Letter This letter indicates tire s resistance to heat The temperature grade is for a tire that is inflated properly and not overloaded Excessive speed underinflation or excessive loading either separately or in combination can cause heat build up and possible tire failure From highest to lowest a tire s resistance to heat is graded as A or C Refer to Figure J for additional tire information for light trucks Maximum toad amp inflaton when used as a dusi Load Range icad 4 infanon when usod as ainge Figure J UTQGS Tire Information Load infiaton Amis P
57. ion and specifications included in this publication were in effect at the time of approval for printing Illustrations descriptions references and technical data contained in this manual are for guidance only and may not be considered as binding Multiquip Inc reserves the right to discontinue or change specifications design or the information published in this publication at any time without notice and without incurring any obligations Your Local Dealer is 2 MULTIQUIP
58. ion placard Figure 1 This value equals the available amount of equipment load capacity PAGE 54 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TRAILER GUIDELINES Step 2 Determine the weight of the equipment being loaded on the tow vehicle That weight may not safely exceed the available equipment load capacity The trailers Tire Information Placard is attached adjacent to or near the trailers VIN Certification label at the left front of the trailer See Figure Determining Load Limit of Tow Vehicle Step 1 Locate the statement The combined weight of occupants and cargo should never exceed XXX lbs on your vehicle s placard Step 2 Determine the combined weight of the driver and passengers who will be riding in your vehicle Step 3 Subtract the combined weight of the driver and passengers from XXX kilograms or XXX pounds Step 4 The resulting figure equals the available amount of cargo and luggage capacity For example if the XXX amount equals 1400 1 5 and there will be five 150 Ib passengers in your vehicle the amount of available cargo and luggage capacity is 650 105 1400 750 5 x 150 650 Ibs Step 5 Determine the combined weight of luggage and cargo being loaded on the vehicle That weight may not safely exceed the available cargo and luggage capacity calculated in Step 4 If your vehicle will be towing a trailer load from your trailer will be transferre
59. ipment without proper protective clothing shatterproof glasses respiratory protection hearing protection steel toed boots and other protective devices required by the job or city and state regulations 090090 NEVER operate this equipment when feeling well due to fatigue illness or when under medication NEVER operate this equipment under the influence of drugs or alcohol B ALWAYS check the equipment for loosened threads or bolts before starting DO NOT use the equipment for any purpose other than its intended purposes or applications NOTICE i This equipment should only be operated by trained qualified personnel 18 years of age and older E Whenever necessary replace nameplate operation and safety decals when they become difficult read I Manufacturer does not assume responsibility for any accident due to equipment modifications Unauthorized equipment modification will void all warranties m NEVER use accessories or attachments that are recommended by Multiquip for this equipment Damage to the equipment and or injury to user may result I ALWAYS know the location of the nearest S fire extinguisher B ALWAYS know the location of the nearest first aid kit ALWAYS know the location of the nearest phone or keep a phone on the job site Also know the phone numbers of the nearest ambulance doctor and fire department This information will be invaluable in the case
60. is ON Repeat step 1 6 for CB2 thru If the correct output voltages are present for CB1 thru CB4 then it can be assumed that the generator is working correctly and the correct voltage 230 VAC are being supplied to the ballast Starting 1 Start the generator and verify that there are abnormal sounds Turn CB1 thru CB4 circuit breakers to the ON position Wait a few minutes and determine which lamp is not igniting If one of the lamps is OFF disconnect its power cable and plug it into a receptacle that is known to be working DO NOT unplug a power cable from the T Bar while power 15 being supplied by the generator Always turn the circuit breaker OFF before unplugging a power cable If the lamp still does not ignite after plugging it into a working receptacle 380 440 VAC present to ignite the arc tube then it can be assumed that the ballast for that lamp is defective Replace ballast Ballast Removal 1 Remove the power cable from the generator and make sure that no voltage is being supplied to the ballast compartment Remove the four screws securing the ballast cover and remove cover Make sure to discharge the ballast capacitor Remove the defective ballast taking care to guard against electrical shock when coming in contact with the ballast and capacitor The capacitor is known to store an electrical charge that when discharged could result in a harmful shock Make sure to discharge cap
61. is information on all tires because it is not required by law M S The 5 or M S indicates that the tire has some mud and snow capability Most radial tires have these markings hence they have some mud and snow capability Speed Rating The speed rating denotes the speed at which a tire is designed to be driven for extended periods of time The ratings range from 99 miles per hour mph to 186 mph These ratings are listed in Table A Note You may not find this information on all tires because it is not required by law Table A Speed Rating mm _ R ___ U S DOT Tire Identification Number This begins with the letters DOT and indicates that the tire meets all federal standards The next two numbers or letters are the plant code where it was manufactured and the last four numbers represent the week and year the tire was built For example the numbers 3197 means the 31st week of 1997 The other numbers are marketing codes used at the manufacturer s discretion This information is used to contact consumers if a tire defect requires a recall Tire Ply Composition and Materials Used The number of plies indicates the number of layers of rubber coated fabric in the tire In general the greater the number of plies the more weight a tire can support Tire manufacturers also must indicate the materials in the tire which include steel nylon polyester and others Maximum Load Rating This number
62. l and remove a floodlight or replace any damaged fixture wiring LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 5 SAFETY INFORMATION ENGINE SAFETY DANGER B The engine fuel exhaust gases contain poisonous carbon monoxide This gas is colorless and odorless and can cause death if inhaled I The engine of this equipment requires an adequate free flow of cooling air NEVER operate this equipment in any enclosed or narrow area where free flow of the air is restricted If the air flow is restricted it will cause injury to people and property and serious damage to the equipment or engine DO NOT place hands or fingers inside engine compartment when engine is running B NEVER operate the engine with heat shields or guards removed gt Keep fingers hands hair and clothing away from all moving parts to prevent injury LA DO NOT remove the radiator cap while the engine is hot High pressure boiling water will gush out of the radiator and severely scald any persons in the general area of the generator DO NOT remove the coolant drain plug 4 while the engine is hot Hot coolant will 5227 gush out of the coolant tank and severely 4 scald any persons in the general area of the generator DO NOT remove the engine oil drain plug while the engine is hot Hot oil will gush out of the oil tank and severely scald any persons in the general area of the
63. le can weigh There is a vehicle placard Figure H located in the same location as the certification label described above This placard provides tire and loading information In addition this placard will show a statement regarding maximum cargo capacity The weight of cargo should never exceed XXX kg Or XXX Ibs TIRE SIZE COLD TIRE PRESSURE rea sre Figure H Trailer Tire Placard If additional work items hoses tools clamps etc are going to be added to the trailer be sure they are distributed evenly to prevent overloading front to back and side to side Heavy items should be placed low and as close to the axle positions as reasonable Too many items on one side may overload a tire Excessive loads and or underinflation cause tire overloading and as a result abnormal tire flexing occurs This situation can generate an excessive amount of heat within the tire Excessive heat may lead to tire failure It is the air pressure that enables a tire to support the load so proper inflation is critical The proper air pressure may be found on the certification VIN label and or on the Tire and Loading Information placard This value should never exceed the maximum cold inflation pressure stamped on the tire Perform the following steps to determine the load limit of your trailer Step 1 Locate the statement The weight of cargo should never exceed XXX kg or XXX 165 on your vehicle s Tire and Loading Informat
64. n wessue rsusion Ressen ornon X x Replace engine oil and filter at 100 hours first time only xx Replace fuel filter at 250 hours first time only LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 29 MAINTENANCE GENERAL INSPECTION Prior to each use the light tower should be cleaned and inspected for deficiencies Check for loose missing or damaged nuts bolts or other fasteners Also check for fuel or oil leaks Air Cleaner Check dust indicators on control panel daily or every 10 hours of operation If light is ON clean the air cleaner element 1 Unlatch the holding clips and take out the air cleaner element 2 Cleanthe inside of the body and cover using a damp cloth 3 Blow dry with compressed air 0 69Mpa 7kgf cm2 99 4 PSI maximum against the side of the element along the pleats Then blow dry against outside along the pleats then against inside again 4 Remove evacuator valve and clean it with compressed air Reinstall Fuel Addition Add diesel fuel the grade may vary according to season and locations Always pour through the mesh filter Removing Water from the Tank After prolonged use water and other impurities accumulate in the bottom of the tank Occasionally remove the drain cock and drain the contents During cold weather the greater the empty volume inside the tank the easier it is for water to c
65. n generator enclosure If lamp returns to normal light output replace ballast Check for 2 Lamp light output low Defective Ballast swollen capacitor charred wiring core and coil or other signs of excessive heat Lamp may glow for extended period of time Replace after i Defective Lamp checking voltage and ballast 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 replacement minimizes color differences PRI COTS METEN Dirty Fixture Dirty fixtures will cause lamps to appear different in color Clean fixture Check data on lamps which appear different in color Replace 2 Wie amp 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 Lamp operated on ballast designed for higher wattage lamp 2 Imponen Balast 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 glas
66. nd balance tires Flat Spots Wheel lockup and Avoid sudden stops when rr p tire skidding possible and adjust brakes ALWAYS wear safety glasses when removing or installing force fitted parts DO NOT attempt to repair or modify a wheel DO NOT install an inner tube to correct a leak through through the rim If the rim is cracked the air pressure in the inner tube may cause pieces of the rim to explode break off with great force and cause serious eye or bodily injury LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 57 TRAILER GUIDELINES Wheel Rims If the trailer has been struck or impacted on or near the wheels or if the trailer has struck a curb inspect the rims for damage i e being out of round and replace any damaged wheel Inspect the wheels for damage every year even if no obvious impact has occurred Wheels Bearings and Lug Nuts loose worn or damaged wheel bearing is the most common cause of brakes that grab To check wheel bearings jack trailer and check wheels for side to side looseness If the wheels are loose or spin with a wobble the bearings must be serviced or replaced Check inflation pressure weekly during use to insure the maximum tire life and tread wear Most trailer axles are built with sealed bearings that are not serviceable Sealed bearings must be replaced as complete units Lug nuts are prone to loosen after initial installation which can lead to
67. ning of the lower mast observing proper lifting techniques PAGE 32 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 MAINTENANCE 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 Route the center mast cable through the lower mast pulley and connect the free end of the cable to the hand winch at the bottom of the lower mast 7 Raise extend retract and lower the mast several times to verify correct operation STORAGE For storage for over 30 days the following is required E Fill the fuel tank completely Treat with fuel stabilizer if necessary Completely drain oil from the crankcase and refill if necessary with fresh oil E Clean the entire light tower Disconnect the negative terminals of the battery and cover it or remove and store it separately E f the ambient temperature is expected to drop below 0 C add antifreeze to the radiator E Cover the light tower and store in a clean dry place away from children and unauthorized personnel REMOVAL FROM LONG TERM STORAGE If light tower is going to be used again after long term storage perform the following Apply oil to the engine valve and rocker arms and examine the operating condition of the valves E Change the oil in engine oil pan E Replace all the filters E Flush the inside of the cooling system B Drain the water from the fuel tank an
68. o flush the system until clean water comes out Adjust the flow of the water flowing in and draining out to ensure the radiator is always full during the flushing operation When clean water comes out stop the engine drain all the water then close drain plugs Remove the corrosion resistor if equipped and open valve Supply water until it flows over the water filler Drain the water inside reserve tank clean the inside of the reserve tank then fill with coolant water mixture to between the full and low lines Stop the engine wait for 3 minutes add tap water until the water level reaches near the water filler port then tighten the radiator cap CHANGING OIL 1 2 Make sure the oil is cool before changing Set a container directly under the drain plug of the oil pan Loosen the drain plug slowly Check the drained oil for excessive metal particles or foreign material Contact the distributor if there is metal particles or foreign material Using a filter wrench turn filter cartridge to the left to remove it If the filter cartridge is filled with a large amount of oil wait 10 minutes or so before removing Make sure there is no old gasket stuck on the filter holder 5 Tighten drain plug Clean the filter holder fill the new filter cartridge with clean engine oil coat the packing and thread of the new filter cartridge with engine oil then install it to the filter holder Tighten until the gasket surface
69. of each control is described below 1 Mast Rotation Locking Knob Unscrew this knob to release mast for rotation Tighten this knob to lock mast after it is set to the desired position Mast Extension Winch Use this winch to extend the mast to the desired height Maximum height is approximately 31 5 feet 9 6 meters Mast Rotation Handles Grip these handles to rotate mast to desired position Lifting Bale Light tower can be lifted using this lifting bale The lifting bale is balanced for a fully configured light tower Removal of any components will unbalance the lifting bale Forklift Pockets Light tower can be lifted using these forklift pockets Insert the forks of the forklift as far possible into the pockets Mast Cradle Support When towing of the light tower is required place the tower mast into the cradle support Make sure cradle lock release pin has been inserted and mast is locked 7 10 1 T Bar Allows the lamps to be mounted vertically or horizontally Lamps Four 1000 watt metal halide bulbs with a 110 000 lumens capacity each Light coverage is typically between 5 to 7 acres Cradle Lock Release Pin Locks mast in cradle support and releases mast when removed Rear Jackstands There are two jackstands located at the rear of the trailer Use these jackstands to level and support the light tower Chock Blocks Place these blocks not included as p
70. of an emergency PAGE 4 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 SAFETY INFORMATION LIGHT TOWER SAFETY DANGER m NEVER use light tower in rain snow or areas of high humidity that could generate electrical storms y NEVER operate the equipment in an explosive atmosphere or near combustible materials An explosion or fire could result causing severe bodily harm or even death NEVER disconnect any emergency or safety devices These devices are intended for operator safety Disconnection of these devices can cause severe injury bodily harm or even death Disconnection of any of these devices will void all warranties NEVER lubricate components or attempt service on a running machine ALWAYS ensure light tower is on level ground before use so that it cannot slide or shift around endangering workers Always keep immediate area free of bystanders ALWAYS make sure trailer is leveled with all outriggers extended before raising tower Outriggers must remain extended while tower is up ALWAYS keep area behind trailer clear of people while raising and lowering mast NEVER remove safety pin or pull mast locking pin while tower is in a raised position B CHECK the mast and winch cables for wear If any problem occurs when lowering or raising the tower STOP immediately Contact a trained technician for assistance E NEVER pivot or retract mast while unit
71. ondense This can be reduced by always keeping the tank as full as possible Air Removal If air enters the fuel injection system of a diesel engine starting becomes impossible After running out of fuel or after disassembling the fuel system bleed the system To restart after running out of fuel operate the fuel primer lever to pump fuel into the engine This unit is equipped with an automatic air bleeding system Service Daily If engine is operating in very dusty and dry grass conditions a clogged air cleaner will result in high fuel consumption loss of power and excessive carbon buildup in the combustion chamber Cleaning the Fuel Strainer Clean the fuel strainer if it contains dust or water Remove dust or water in the strainer cap and wash it in diesel Securely fasten the fuel strainer cap so that fuel will not leak Check the fuel strainer every 200 hours of operation or once a month Check Oil Level Check the crankcase oil level prior to each use or when the fuel tank is filled Insufficient oil may cause severe damage to the engine Make sure the generator is level The oil level must be between the two notches on the dipstick as shown in Figure 6 FLUSHING OUT RADIATOR AND CHANGING COOLANT Allow engine to cool when flushing out 4 AR 7 radiator Flushing the radiator while hot will y A damage radiator In addition the possibility of hot coolant exists which can cause severe burns 1 St
72. op the engine and allow to cool Tighten valve of the corrosion resistor if equipped 2 Turn water filler cap slowly and remove it 3 Prepare a container to catch the coolant then open drain plug of the radiator or heat exchanger and drain plug of the engine and drain the coolant 4 After draining the coolant close drain plugs and fill with tap water 5 When the water level is near the mouth of the water filler open drain plugs and start the engine and run at low idling Keep the engine running at low idling and flush the radiator for about 10 minutes 6 Adjust the flow of the water flowing in and draining out to ensure that the radiator is always full during the PAGE 30 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 MAINTENANCE 10 11 12 13 14 15 flushing operation While flushing water through the system make sure the water inlet hose does not come out of the radiator filler port After flushing stop the engine open drain plug and drain the water then close drain plugs After draining the water flush the system with a flushing agent See instructions on flushing agent label After flushing open drain plugs and drain out all the water then close drain plugs and add tap water so the water level is near the mouth of the water filler When the water level is near the mouth of the water filler open drain plugs and start the engine run at low idling and continue t
73. pair or replace the injection pump Deficient nozzle injection Repair or replace the nozzle Replace head gasket tighten cylinder head 2 Compression eal bolt glow plug and nozzle holder Tighten nut PAGE 38 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 TROUBLESHOOTING Table 10 Lamp Troubleshooting Possible Test the lamp in a fixture which is operating properly Replace if necessary Lamp Loose in Socket Inspect lamp base to see if there is arcing at center contact button Tighten lamp snugly Check socket for damage Replace if defective Floodling Plugs Not Tight Check plug and receptacle Tighten if loose Defective Ballast Low Voltage Lamp will not start Improper Ballast Improper Lamp Operating Position Metal Halide only Lamp has been Operating Cool Down Time Insufficient Improper Ballast Lamp flickers and goes out intermittent or cycling New Lamp Interchange ballast plugs in generator enclosure If lamp starts replace ballast Check ballast wiring against diagram Check for swollen capacitor charred wiring core and coil or other signs of excessive heat Check line voltage at ballast input Voltage should be within 10 of nameplate rating when operating at normal load Increase supply voltage or remove external load Proper HID lamps will perform erratically or fail to start on an improper ballast The ballast namepl
74. rap or chain over the tongue of the light tower This may cause severe damage to the unit PAGE 8 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 SAFETY INFORMATION ELECTRICAL SAFETY I The electrical voltage required to operate the generator can cause severe injury or even death through physical contact with live circuits Turn generator and all circuit breakers OFF before performing maintenance on the generator NEVER insert any objects into the output receptacles during operation This is extremely dangerous The possibility exists of electrical shock electrocution or death E NEVER operate light tower or handle any electrical equipment while standing in water while barefoot while hands are wet or in the rain A dangerous electrical shock could occur causing severe bodily harm or even death B ALWAYS makesurethearea pz above the lighttoweris open Z and clear of overhead power lines and other obstructions The tower extends in excess of 30 feet 9 meters Contact with overhead power lines or other obstructions could result in equipment damage electrical shock electrocution and even death E Similar to boom equipment light tower may become energized with high voltage DO NOT operate the light tower within a radial distance of 17 feet from high voltage power lines If light tower becomes energized with high voltage contact with the equipment could result in electrocution
75. re also prone to loosen after first being assembled When driving a new trailer or after wheels have been remounted check to make sure they are tight after the first 10 25 and 50 miles of driving and before each tow thereafter Failure to perform this check can result in a wheel parting from the trailer and a crash leading to death or serious injury Lug nuts are prone to loosen after initial installation which can lead to death or serious injury Check lug nuts for tightness on a new trailer or when wheel s have been remounted after the first 10 25 and 50 miles of driving Improper lug nut torque can cause a wheel parting from the trailer leading to death or serious injury Be sure lug nuts are tight before each tow Improper tire pressure can result in a blowout and loss of control which can lead to death or serious injury Be sure tires are inflated to pressure indicated on side wall before towing trailer Determining Load Limit of Trailer Determining the load limits of a trailer includes more than understanding the load limits of the tires alone On all trailers there is a Federal certification VIN label that is located on the forward half of the left road side of the unit This certification VIN label will indicate the trailer s Gross Vehicle Weight Rating GVWR This is the most weight the fully loaded trailer can weigh It will also provide the Gross Axle Weight Rating GAWR This is the most a the ax
76. rking condition Repair or replace all worn cables ENVIRONMENTAL SAFETY NOTICE Dispose of hazardous waste properly Examples of potentially hazardous waste are used motor oil fuel and fuel filters m DO NOT use food or plastic containers to dispose of hazardous waste DO NOT pour waste oil or fuel directly onto the ground down a drain or into any water source PAGE 10 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 LAMP FOOTCANDLE PLOT ZINN A 1 EL fy P x LLL 14 LLL Light Plot represents mast extended to 30 Scale 1in 50 ft with 4 lights illuminated tilted down 20 Figure 1 Lamp Footcandle Plot LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 11 SPECIFICATIONS Table 1 LT12DAB Specifications Light Tower Model LT12DAB Lombardini LDW 1003 Engine Model Diesel Engine Weight Dry 1690 Ibs 766 kg Support Points Wind Stability with Genset 65 mph 80 46 kph Four 1 000 Watt Metal Halide 440 000 20 234 28 000 m2 Lamps Lumens Light Coverage Light Termination 4 x 3 pin QD plug Generator Specifications 30A Continuous Output Watts 6 000 W Noise Level 23 ft 7 m 73 dB Twist Lock Circuit Breaker Amps Trailer Specifications Jackstand Capacity 2 000 Ibs 907 kg Hitch Type 2 in Ball Optional Pintle Kit available Tire Size 13 in 330 mm Hub
77. s automatically activated when the cabinet door is raised Hour Meter This digital hour meter indicates the number of hours machine has been in use Main Circuit Breaker A double pole 30 amp ON OFF circuit breaker which allows voltage to be supplied to the 15 amp breakers Auxiliary Output Receptacle Circuit Breaker A single pole 15 amp ON OFF circuit breaker which protects auxiliary output receptacle if installed from overload Lamp Circuit Breakers A single pole 15 amp ON OFF circuit breaker for each of the four lamps V l Air Filter Alarm Indicator This indicator lights when a blockage or problem with the air filter is detected Water Temperature Alarm Indicator This indicator lights when the water temperature becomes to hot for normal engine operation The unit will shut down and the light will remain on Oil Pressure Alarm Indicator This alarm lights when the oil pressure has fallen too low for normal engine operation The unit will shut down and the light will remain on 10 1 12 13 PreHeat Indicator Lights when the ignition key is turned to the ON position indicating that the glow plugs are warming up When the light goes off the engine is ready for starting Ignition Key Switch Insert key into ignition switch and turn clockwise to the ON position to warm the glow plugs When pre heat indicator light goes OFF turn the key to the START po
78. s completely cooled The possibility of hot coolant exists which can Cause severe burns Day to day addition of coolant is done from the recovery tank When adding coolant to the radiator DO NOT remove the radiator cap until the unit has completely cooled See Table 5 for engine and radiator coolant capacities Make sure the coolant level in the recovery tank is always between the and the L markings Table 5 Coolant Capacity Lombardini LDW 1003 OPERATION IN FREEZING WEATHER When operating in freezing weather make sure the proper amount of antifreeze Table 6 has been added Table 6 Anti Freeze Operating Temperatures Vol 96 Freezing Point Boiling Point When the antifreeze is mixed with water the antifreeze mixing ratio must be less than 50 PAGE 22 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 CLEANING THE RADIATOR The engine may overheat if the radiator fins become overloaded with dust or debris Periodically clean the radiator fins with compressed air Cleaning inside the machine is dangerous so clean only with the engine turned off and the negative battery terminal disconnected AIR CLEANER Periodic cleaning replacement of the air cleaner is necessary Inspect it in accordance with the engine owner s manual FAN BELT TENSION A slack fan belt may contribute to overheating or to insufficient charging of the battery Inspect the fan belt
79. s meets the base due to tightening Lamp Damaged Lamp too firmly in socket or scoring of glass where socket inadvertently touches the lamp bulb Look for broken arc tube Short lamp life 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 TROUBLESHOOTING LAMP TROUBLESHOOTING GUIDE Use the following procedure and wiring diagram on the next page to determine which of the four lamps is not functioning Connections 1 Make sure that lamp 1 power cable is plugged into the J1 connector on the T Bar assembly Make sure that lamp 2 power cable is plugged into the J2 connector on the T Bar assembly Make sure that lamp 3 power cable is plugged into the J3 connector on the T Bar assembly Make sure that lamp 4 power cable is plugged into the J4 connector on the T Bar assembly With the voltmeter set to the AC position connect the negative lead of the AC voltmeter to any neutral white wire on the junction terminal block This block connects all the neutral wires white in the system Connect the positive lead of the voltmeter to the output side of CB1 and observe that 230 VAC is present Make sure circuit breaker
80. s too small too large underrated loose or worn the trailer can come loose from the tow vehicle and may cause death or serious injury Pintle Coupler and Pintle Hook Before each tow check the locking device that secures the coupler to the pintle hook assembly The pintle hook lever must be able to operate freely and automatically snap into place into the latched position Lightly oil the pivot points and sliding surfaces with SAE30W motor oil to prevent rust and help ensure proper operation of the latching mechanism If you see or feel evidence of wear such as flat spots deformations pitting or corrosion on the pintle hook or coupler immediately have your dealer inspect them to determine the proper action to prevent possible failure of the ball andcoupler system All bent or broken coupler parts must be replaced before towing the trailer THE TOW VEHICLE PINTLE HITCH AND PINTLE COUPLER MUST HAVE A RATED TOWING CAPACITY EQUAL TO OR GREATER THAN THE TRAILER Gross Vehicle Weight Rating GVWR IT IS ESSENTIAL THAT THE PINTLE HITCH BE OF THE SAME SIZE AS THE PINTLE COUPLER The coupler size and load rating capacity are marked on the coupler Hitch capacity is marked on the hitch Coupler to hitch mismatch can result in uncoupling leading to death or serious injury Be sure the LOAD RATING of the pintle hitch hook is equal or greater than the load rating of the pintle eye coupler Be sure the SIZE of the pintle hitch
81. sition Release key when engine starts Normal Operation Indicator This indicator green lamp lights when the engine is functioning normally Alternator Alarm Indicator This indicator lights when the engine has shut down because the electrical charging system is not working properly LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 19 e GJE A INSPECTION BEFORE STARTING 1 Read all safety instructions at the beginning of manual 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 one as required 4 Check all fastening nuts and bolts for tightness Ensure adequate ventilation when operating the light tower in enclosed areas The engine exhaust contains noxious elements INDOOR INSTALLATION Exhaust gases from diesel engines are extremely poisonous Whenever an engine is installed indoors the exhaust fumes must be vented to the outside The engine should be installed at least two feet from any outside wall Using an exhaust pipe which is too long or too small can Cause excessive back pressure which will cause the engine to heat excessively and possibly burn the valves Eliminate the danger of deadly carbon monoxide gas Remember that exhaust fumes from any gasoline or diesel engine are very poisonous if discharged in
82. t is on firm and level ground and resting on properly placed and secured jackstands The possibility exists of the trailer falling thus causing equipment damage and severe bodily harm even death DANGER When performing trailer inspection and maintenance activities you must jack up the trailer using jacks and jackstands When jacking and using jackstands place them so as to clear wiring brake lines and suspension parts i e springs torsion bars Place jacks and jackstands inside of the perimeter strip on the supporting structure to which the axles are attached DANGER Improper weld repair will lead to early failure of the trailer structure and can cause serious injury or death DO NOT repair cracked or broken welds unless you have a certified welder perform the repair If not have the welds repaired by your dealer If the trailer is involved in an accident have it inspected immediately by qualified personnel In addition the trailer should be inspected annually for signs of wear or deformations MAINTENANCE TRAILERS LEAF SUSPENSION The leaf suspension springs and associated components Figure 23 should be visually inspected every 6 000 miles for signs of excessive wear elongation of bolt holes and loosening of fasteners Replace all damaged parts suspension immediately HANGER SUPPORT BRACKET IS WELDED TO FRAME FRONT U BOLT HANGER NUT HANGER BOLT LOCKING
83. t the lamps are facing the mast can be rotated Refer to Figure 16 for the location of components 1 With the mast in the deployed position vertical unscrew the mast rotation locking knob to release the mast for rotation 2 Grip the mast rotation handles and rotate the mast until the lamps are facing the desired direction 3 When the lamps are facing the desired direction tighten the mast rotation lock knob to lock the mast in place LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 25 OPERATION MAST CRADLE RETAINING PIN a 52 a V CRADLE LOCK E RELEASE PIN MAST EXTENSION WINCH VERTICAL MAST WINCH MAST ROTATION HANDLES V A MAST ROTATION LOCKING KNOB 2 ROTATING THE MAST Figure 16 Mast Operation PAGE 26 LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 OPERATION 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 Place the main circuit breaker Figure 17 on the control panel to the ON position 30A 15A MAIN AUX BREAKER BREAKER O AUXILIARY MAIN CIRCUIT CIRCUIT BREAKER BREAKER LAMP CIRCUIT BREAKERS Figure 17 Control Panel Circuit Breakers 2 Setlamp circuit breaker 1 on the control panel to the ON position 3 Wait a
84. tore fuel in appropriate containers in well ventilated areas and away from sparks and flames NEVER use fuel as a cleaning agent B DO NOT smoke around or near the equipment Fire or explosion could result from fuel vapors or if fuel is spilled on a hot engine TOWING SAFETY B Check with your local county or state safety towing regulations in addition to meeting O Department of Transportation DOT Safety Towing Regulations before towing your light tower In order to reduce the possibility of an accident while transporting the light tower on public roads ALWAYS make sure the trailer that supports the light tower and the towing vehicle are mechanically sound and in good operating condition ALWAYS shutdown engine before transporting Make sure the hitch and coupling of the towing vehicle are rated equal to or greater than the trailer gross vehicle weight rating Ii ALWAYS inspect the hitch and coupling for wear NEVER tow a trailer with defective hitches couplings chains etc Check the tire air pressure on both towing vehicle and trailer Trailer tires should be inflated to 50 psi cold Also check the tire tread wear on both vehicles ALWAYS make sure the trailer is equipped with a safety chain I ALWAYS properly attach trailer s safety chains to towing vehicle ALWAYS make sure the vehicle and trailer directional backup brake and trailer lights are connected and working properly i
85. ttle or no traffic for your first practice trailering Of course before you start towing the trailer you must follow all of the instructions for inspection testing loading and coupling Also before you start towing adjust the mirrors so you can see the trailer as well as the area to the rear of it Drive slowly at first 8 kph or so and turn the wheel to get the feel of how the tow vehicle and trailer combination responds Next make some right and left hand turns Watch in your side mirrors to see how the trailer follows the tow vehicle Turning with a trailer attached requires more room Stop the rig a few times from speeds no greater than 16 kph If your trailer is equipped with brakes try using different combinations of trailer brake and tow vehicle brake Note the effect that the trailer brakes have when they are the only brakes used When properly adjusted the trailer brakes will come on just before the tow vehicle brakes It will take practice to learn how to back up a tow vehicle with a trailer attached Take it slow Before backing up get out of the tow vehicle and look behind the trailer to make sure that there are no obstacles Some drivers place their hands at the bottom of the steering wheel and while the tow vehicle is in reverse think of the hands as being on the top of the wheel When the hands move to the right counterclockwise as you would do to turn the tow vehicle to the left when moving forward the r
86. ult from operating an ungrounded generator NEVER use gas piping as an electrical ground LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 9 SAFETY INFORMATION BATTERY SAFETY DANGER DO NOT drop the battery There is a possibility that the battery will explode DO NOT expose the battery to open flames sparks cigarettes etc The battery contains combustible gases and liquids If these gases and liquids come into contact with a flame or spark an explosion could occur m ALWAYS wear safety glasses when handling the battery to avoid eye irritation The battery contains acids that can cause injury to the eyes and skin E Use well insulated gloves when picking up the battery ALWAYS keep the battery charged If the battery is not charged combustible gas will build up m ALWAYS recharge the battery in a well ventilated environment to avoid the risk of a dangerous concentration of combustible gasses E f the battery liquid dilute sulfuric acid comes into contact with clothing or skin rinse skin or clothing immediately with plenty of water W f the battery liquid dilute sulfuric acid comes into contact with eyes rinse eyes immediately with plenty of water and contact the nearest doctor or hospital to seek medical attention i ALWAYS disconnect the NEGATIVE battery terminal before performing service on the generator I ALWAYS keep battery cables in good wo
87. us injury Decrease your speed as road weather and lighting conditions deteriorate Always check for local trailer tow speed limits in your area Do not transport people on the trailer The transport of people puts their lives at risk and may be illegal COUPLING TO THE TOW VEHICLE Follow all of the safety precautions and instructions in this manual to ensure safety of persons equipment and satisfactory life of the trailer Always use an adequate tow vehicle and hitch If the vehicle or hitch is not properly selected and matched to the Gross Vehicle Weight Rating GVWR of your trailer you can cause an accident that could lead to death or serious injury If you already have a tow vehicle know your vehicle tow rating and make certain the trailer s rated capacity is less than or equal to the tow vehicle s rated towing capacity If you already have or plan to buy a trailer make certain that the tow rating of the tow vehicle is equal to or greater than that of the trailer The trailer VIN tag contains the critical safetyinformation Proper selection and condition of the coupler and hitch are essential to safely towing your trailer A loss of coupling may result in death or serious injury Be sure the hitch load rating is equal to or greater than the load rating of the coupler Be sure the hitch size matches the coupler size Observe the hitch for wear corrosion and cracks before coupling Replace worn corroded or
88. verhead power lines or other obstructions could result in equipment damage serious injury or death i amp power cables have been plugged into the appropriate receptacles J1 J4 on the T Bar assembly Follow instructions below to correctly install the power cable plugs 8 Locatethe 4 key lock female 3 pin DIN connectors on the T bar See Figure 10 KEY LOCK FEMALE CONNECTORS Figure 10 Location of Female Connectors Locate the slot or key A on each female connector as shown in Figure 11 Figure 11 Female Connector On the corresponding male connector locate the key tab B as shown in Figure 12 Figure 12 Male Connector Align the key tab B on the male connector with the slot or key A on the female connector and press together until fully seated Secure the connector by screwing the knurled locking nut of the male connector to the threaded portion of the female connector to ensure good contact between the two connectors See Figure 13 OCKING NUT Figure 13 Cable Connectors LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 23 OPERATION STARTING THE ENGINE 1 Open 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 Ensure all breakers are off Insert the ignition key into the ignition key switch Figure 14 Turn the ignition key clockwise
89. y tire imbalance axle misalignment or incorrect inflation Tires with too little tread will not provide adequate tracking on wet roadways and can result in loss of control leading to death or serious injury Improper tire pressure causes an unstable trailer and can result in a tire blowout and loss of control Therefore before each tow you must also check the tire pressure Tire pressure must be checked when tires are cold Allow 3 hours cool down after driving as much as 1 kilometer at 64 kph before checking tire pressure Trailer tires will be inflated to higher pressures than passenger vehicle tires Since trailer wheels and lug nuts or bolts are subjected to greater side loads than automobile wheels they are more prone to loosen Before each tow check to make sure they are tight The proper tightness torque for lug nuts is listed in the lug nut tightening section of this manual Use a torque wrench to tighten the lug nuts If you do not have a torque LT12DAB LIGHT TOWER OPERATION MANUAL REV 0 06 03 11 PAGE 53 TRAILER GUIDELINES wrench use a lug wrench from your tow vehicle and tighten the nuts as much as you can Then have a service garage or trailer dealer tighten the lug nuts to the proper torque Metal creep between the wheel rim and lug nuts will cause rim to loosen and could result in a wheel coming off leading to death or serious injury Tighten lug nuts before each tow Lug nuts a

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