SAFETY - Caterpillar
Contents
1. cable from the external source to the negative terminal of the starter 14 oafety Section Fire Extinguisher Location Note If the starter is not equipped with a negative terminal connect the cable to the engine block see the Operation Section of this manual for specific starting instructions Clean all electrical connections and tighten all electrical connections Check the electrical wires daily for loose wires or for frayed wires Tighten all loose wires before you operate the machine Repair all frayed wires before you operate the machine store all fuels and lubricants in properly marked containers and away from all unauthorized persons store all oily rags or other flammable material in a protective container Do not weld pipes that contain flammable fluids or tubes that contain flammable fluids Do not flame cut pipes that contain flammable fluids or tubes that contain flammable fluids Clean the pipes or tubes thoroughly with nonflammable solvent before you weld the pipes or tubes or you flame cut the pipes or tubes Remove all flammable materials fuel oil debris etc before the flammable materials accumulate on the machine Do not expose the machine to flames or to brush that is burning shields protect hot exhaust components from oil spray or fuel spray Make sure that the shields are installed correctly in case a line a tube or a seal fails Ether Do not spray ether into an engine w2. This warning label is located on the top of the batteries DANGER POISON Shield eyes Explosive gases Can cause blind ness or injury No sparks flames or smoking Sulfuric Acid can cause blindness or severe burns FLUSH EYES IMMEDIATELY WITH WATER Get medical help fast Keep out of reach of children Contains sulfuric acid For medical emergency in USA or Canada contact 800 458 5924 other countries contact 303 893 1322 9 Safety Section Safety Signs and Labels Brace the Lift Cylinder on Parallel Lift Machines Illustration 10 900289953 This warning label is located on the loader lift arm by the loader lift arm brace When performing any work underneath a raised loader lift arm the loader lift arm brace must be in place Install the loader lift arm brace as follows 1 Empty loader bucket Remove pin that secures loader lift arm brace to left loader arm Raise loader arms to maximum height with the bucket in the dump position 2 Position service brace over left lift cylinder with flat end against cylinder end 3 Push pin through holes of loader lift arm brace and install cotter pin 4 Slowly lower loader arms until brace contacts the top of the lift cylinder and bosses on loader arm 5 To remove loader lift arm brace reverse procedure Failure to follow this procedure can result in death or serious injury if the loader arms are accidentally lowered 10 Safety Section Safety Signs
3. or missing If a safety sign is attached to a part that is replaced install a safety sign on the replacement part Any Caterpillar dealer can provide new safety signs Do Not Operate Illustration 2 g00506036 This warning label is located on the front console above the steering wheel Do not operate or work on this machine unless you have read and understand the instructions and warnings in the Operation and Maintenance Man uals Failure to follow the instructions or heed the warnings could result in injury or death Contact your Caterpillar dealer for replacement manuals Proper care is your responsibility Improper Attachment of Implements 900505958 Illustration 3 This warning label is located on the right side of the front console Improper attachment of implements could result in injury or death Do not operate this machine until you have pos itive indication that the coupler pins are fully en gaged Follow recommended procedure in Opera tion and Maintenance Manual 7 Safety Section Safety Signs and Labels Parking Brake and Transmission Neutral Lock 900506033 Illustration 4 This warning label is located on the left side of the front console Always engage the parking brake and transmis sion neutral lock before dismounting the machine operating the backhoe or engaging the boom lock for the transport position Failure to do so could allow unexpected machine movement resulting in p
4. and Labels Brace Lift Cylinder on Single Tilt Machines 900289954 Illustration 1 1 This warning label is located on the loader lift arm by the loader lift arm brace When performing any work underneath a raised loader lift arm the loader lift arm brace must be in place Install the loader lift arm brace as follows 1 Empty loader bucket raise loader arms to maximum height with the bucket in the dump position 2 Remove cotter pin from brace retaining pin and lower brace down over lift cylinder rod Install retaining pin through lower holes of the service brace and install cotter pin in retaining pin 3 Slowly lower loader arms until brace contacts the top of the lift cylinder and bosses on loader arm 4 To remove loader lift arm brace reverse procedure Failure to follow this procedure can result in death or serious injury if the loader arms are accidentally lowered Extendable Stick Illustration 12 900289955 This warning label is located by the connectors for the auxiliary hydraulic hoses E stick must be pinned before using attachments to prevent movement which could cause personal injury Ether Illustration 13 g00634757 This warning label is located on top of the storage compartment on the side console Do not spray ether into engine when using thermal starting aid to start engine Personal injury and machine damage could result Follow procedure in the Operation and Maintenanc
5. he outer covering is ballooning locally e he flexible part of the hose is kinked or crushed e The armoring is embedded in the outer cover e he end fittings are displaced Make sure that all clamps guards and heat shields are installed correctly This will help to prevent vibration rubbing other parts and excessive heat i0098057 1 Fire Extinguisher Location SMCS Code 7000 7419 Make sure that a fire extinguisher is on the machine Make sure that you are familiar with the operation of the fire extinguisher Inspect the fire extinguisher and service the extinguisher Obey the recommendations on the instruction plate Mount the fire extinguisher in the battery box Do not weld the ROPS in order to install the fire extinguisher Also do not drill holes in the ROPS in order to mount the fire extinguisher on the ROPS i01122596 Electrical Storm Injury Prevention SMCS Code 7000 When lightning is striking in the vicinity of the machine the operator should never attempt the following procedures e Mount the machine e Dismount the machine If you are in the operator s station during an electrical storm stay in the operator s station If you are on the ground during an electrical storm stay away from the vicinity of the machine i00037330 Tire Information SMCS Code 4203 Explosions of air inflated tires have resulted from heat induced gas combustion inside the tires The heat that is generated by weldin
6. to the outside i00080809 Before Operating Machine SMCS Code 7000 Clear all personnel from the machine and from the area Clear all obstacles from the path of the machine Beware of hazards such as electrical wires ditches etc The stabilizers must be in the correct position before you operate the machine Completely raise the stabilizers for transporting the machine or for loader operation Lower the stabilizers before you operate the backhoe DO NOT DIG UNDER THE STABILIZERS Stand outside of the machine on the ground in order to reposition the flip over stabilizer pads DO NOT REPOSITION THE STABILIZER PADS WHILE YOU ARE IN THE CAB Make sure that all windows are clean Secure the doors in the open position or in the shut position secure the windows in the open position or in the shut position For the best visibility of the area that is close to the machine adjust the rearview mirrors if equipped Make sure that the machine horn the backup alarm if equipped and all other warning devices are working properly Fasten the seat belt securely i00611452 Machine Operation SMCS Code 7000 Always engage the parking brake and transmis sion neutral lock before dismounting the machine operating the backhoe or engaging the boom lock for the transport position Failure to do so could allow unexpected machine movement resulting in personal injury or death When you operate the backhoe engage the parkin
7. OPS and do not drill holes in the ROPS in order to mount fire extinguishers first aid kits and lights to the HOPS structure Consult your Caterpillar dealer for mounting guidelines i01122451 Burn Prevention SMCS Code 7000 Coolant At operating temperature the engine coolant is hot and the engine coolant is under pressure The radiator and all lines to the heaters or to the engine contain hot coolant or steam Hot coolant or steam can cause severe burns Do not allow hot coolant or steam to contact the skin Only check the coolant level after the engine has been stopped Make sure that the radiator filler cap is cool In order to remove the radiator cap with the bare hand the radiator cap must be cool In order to relieve pressure remove the radiator filler cap slowly Cooling system additive contains alkali Alkali can cause personal injury Do not allow alkali to contact the skin the eyes or the mouth Allow cooling system components to cool before you drain the cooling system Oils Hot oil and hot components can cause personal injury Do not allow hot oil to contact the skin Also do not allow hot components to contact the skin At operating temperature the hydraulic tank is hot Remove the hydraulic tank filler cap only after the engine has been stopped The filler cap must be cool enough to touch with a bare hand 13 Safety Section Burn Prevention Remove the hydraulic tank filler cap slowly in order to
8. SAFETY Operation and Maintenance Manual Excerpt O 2010 Caterpillar All Rights Reserved CATERPILLAR 9 SEBU7267 CATERPILLAR September 1999 Operation ancl maintenance manual 416C 426C 428C 436C and 438C Backhoe Loaders 5YN16590 Up Machine 7WN1100 Up Machine 8RN4990 Up Machine 9JN1050 Up Machine 9KN1400 Up Machine 1ER900 Up Machine 1GR950 Up Machine 1JR1150 Up Machine 1NR1050 Up Machine 1RR1100 Up Machine 1TR1850 Up Machine 1XR2250 Up Machine 1ZR1000 Up Machine 2BR1000 Up Machine 2CR19310 Up Machine 2DR3450 Up Machine i01097883 Important Safety Information Most accidents that involve product operation maintenance and repair are caused by failure to observe basic safety rules or precautions An accident can often be avoided by recognizing potentially hazardous situations before an accident occurs A person must be alert to potential hazards This person should also have the necessary training skills and tools to perform these functions properly Improper operation lubrication maintenance or repair of this product can be dangerous and could result in injury or death Do not operate or perform any lubrication maintenance or repair on this product until you have read and understood the operation lubrication maintenance and repair information safety precautions and warnings are provided in this manual and on the product If these hazard warnings are not heeded bodily i
9. ation can cause serious injury and possible death 12 oafety Section Crushing Prevention and Cutting Prevention Fluid Penetration When you check for a leak use a board or cardboard Leaking fluid that is under pressure can penetrate body tissue Fluid penetration can cause serious injury and possible death A pin hole leak can cause severe injury If fluid is injected into your skin you must obtain treatment immediately Seek treatment from a doctor that is familiar with this type of injury Asbestos Information Caterpillar equipment and replacement parts that are shipped from Caterpillar are asbestos free Caterpillar recommends the use of only genuine Caterpillar replacement parts If any replacement parts that contain asbestos are used the following guidelines should be used in handling these parts and asbestos debris Use caution Avoid inhaling dust that might be generated when you handle components that contain asbestos fibers If this dust is inhaled it can be hazardous to your health The components that may contain asbestos fibers are brake pads brake bands lining material clutch plates and some gaskets The asbestos that is used in these components is usually bound in a resin or sealed in some way Normal handling is not hazardous unless airborne dust that contains asbestos is generated If dust which can contain asbestos is present there are several guidelines that should be followed e Never use compresse
10. d air for cleaning e Avoid sweeping materials that contain asbestos e Also avoid grinding materials that contain asbestos Use a wet method in order to clean up asbestos materials You may also use a vacuum that is equipped with a highly efficient filter that cleans particulate air Use exhaust ventilation on permanent machining jobs Wear an approved respirator if there is no other way to control the dust Comply with applicable rules and regulations for the work place In the USA use Occupational oafety and Health Administration requirements These OSHA requirements can be found in 29 CFR 1910 1001 e Obey environmental rules for the disposal of asbestos and obey environmental regulations for the disposal of asbestos e Stay away from areas that might have asbestos particles in the air i00081360 Crushing Prevention and Cutting Prevention SMCS Code 7000 oupport the equipment properly when you work beneath the equipment Do not depend on the hydraulic cylinders to hold up the equipment An attachment can fall if a control is moved or if a hydraulic line breaks Unless you are instructed otherwise never attempt adjustments while the machine is moving Also never attempt adjustments while the engine is running Whenever there are attachment linkages the clearance in the linkage area will increase or the clearance in the linkage area will decrease with movement of the attachment otay clear of all
11. e Manual i00609983 General Hazard Information SMCS Code 7000 Illustration 14 900037327 Before you service the machine or before you repair the machine attach a Do Not Operate warning tag or a similar warning tag to the start switch or to the controls These warning tags Special Instruction SEHS7332 are available from your Caterpillar dealer Know the width of your equipment in order to maintain proper clearance near fences boundary obstacles etc Wear a hard hat protective glasses and other protective equipment in order to accommodate job conditions Do not wear loose clothing or jewelry that can catch on controls or on other parts of the machine Ensure that all protective guards and all covers are secured in place on the machine Keep the machine free from foreign material Check the deck the walkways and the steps Remove debris oil tools and other items secure all loose items that are not a part of the machine Secure lunch boxes tools and other items Know the appropriate work site hand signals Also know the personnel that are authorized to give the hand signals Accept signals from one person only Do not smoke when you service an air conditioner Also do not smoke if refrigerant gas may be present Inhaling the fumes that are emitted from a flame that contacts air conditioner refrigerant can cause bodily harm or death Inhaling gas from air conditioner refrigerant through a lighted cigaret
12. erators compartment or when you exit the operator s compartment Alternate Exit Machines that are equipped with cabs have alternate exits For additional information see Operation and Maintenance Manual Alternate EXIE i00771840 Before Starting Engine SMCS Code 1000 7000 otart the engine only from the operator compartment Never short across the starter terminals or across the batteries Shorting could damage the electrical system by bypassing the engine neutral start system Inspect the condition of the seat belt and of the mounting hardware Replace any parts that are worn or damaged Regardless of appearance replace the seat belt after three years of use Do not use a Seat belt extension on a retractable seat belt Adjust the seat so that full pedal travel can be achieved with the operator s back against the back of the seat Make sure that the machine is equipped with a lighting system that is adequate for the job conditions Make sure that all machine lights are working properly Before you start the engine and before you move the machine make sure that no one is underneath the machine around the machine or on the machine Make sure that the area is free of personnel i00080826 Before Starting Engine SMCS Code 1000 7000 otart the engine only from the operator s compartment Never short across the starter terminals or across the batteries Shorting could bypass the engine neutral start system Shortin
13. ersonal injury or death 8 Safety Section Safety Signs and Labels ROPS Illustration 5 900289948 This warning label is located on the outside of the cab Structural damage an overturn modification al teration or improper repair can impair this struc ture s protection capability thereby voiding this certification Do not weld on or drill holes in the structure Consult a Caterpillar dealer to deter mine this structure s limitations without voiding its certification Stay Clear 900289949 Illustration 6 This warning label is located on both sides of the boom Stay clear of this area when machine is operating You can be crushed by swinging boom Pressurized System Illustration 7 900289950 This warning label is located by the cooling system filler cap Pressurized system Hot coolant can cause seri ous burn To open cap stop engine wait until ra diator is cool Then loosen cap slowly to relieve the pressure Batteries Illustration 8 900289951 This warning label is located on the inside of the door for the battery compartment Improper jumper cable connections can cause ex plosion resulting in personal injury Batteries may be located in separate compartments always con nect positive cable to positive terminal of battery connected to starter solenoid and negative cable from external source to engine block or frame Battery 900289952 Illustration 9
14. g brake Also place the transmission in NEUTRAL and engage the transmission neutral lock 17 Safety Section Before Operating Machine Only operate the machine while you are in a seat The seat belt must be fastened while you operate the machine Only operate the controls while the engine is running While you operate the machine slowly in an open area check for proper operation of all controls and all protective devices Before you move the machine ensure that no one will be endangered Do not allow riders on the machine unless the machine has the following equipment e additional seat e additional seat belt e Rollover Protective Structure ROPS Note any needed repairs during machine operation Heport any needed repairs Carry attachments approximately 40 cm 15 inches above ground level Do not go close to the edge of a cliff an excavation or an overhang If the machine begins to sideslip downward on a grade immediately remove the load and turn the machine downhill Avoid any conditions that can lead to tipping the machine The machine can tip when you work on hills on banks and on slopes Also the machine can tip when you cross ditches ridges or other unexpected obstacles Avoid operating the machine across the slope When possible operate the machine up the slopes and down the slopes Maintain control of the machine Do not overload the machine beyond the machine capacity Be sure that the hitches a
15. g by the heating of rim components by an external fire or by excessive use of the brakes can cause gaseous combustion A tire explosion is much more violent than a blowout The explosion can propel the tire the rim and the axle components as far as 500 m 1500 ft or more from the machine Both the force of the explosion and the flying debris can cause property damage personal injury or death AT LEAST 15 m 50 tt AT LEAST 500 m 1500 t P Illustration 15 g00037336 Do not approach a warm tire Maintain a minimum distance that is shown in the illustration Stay to the outside of the shaded area 15 Safety Section Electrical Storm Injury Prevention Dry nitrogen gas is recommended for inflation of tires If the tires were originally inflated with air nitrogen is still preferred for adjusting the pressure Nitrogen mixes properly with air Nitrogen inflated tires reduce the potential of a tire explosion because nitrogen does not aid combustion Nitrogen helps to prevent oxidation of the rubber Nitrogen also prevents the deterioration of rubber and corrosion of rim components Proper nitrogen inflation equipment and training in the proper usage of the equipment are necessary in order to avoid overinflation A tire blowout or a rim failure can result from improper equipment or from misused equipment When you inflate a tire stand behind the tread and use a self attaching chuck servicing of tires a
16. g could also damage the electrical system Inspect the condition of the seat belt and the condition of mounting hardware Replace any damaged parts or worn parts Regardless of appearance replace the seat belt after three years of use Do not use an extension for a seat belt on a retractable seat belt Adjust the seat so that full pedal travel can be achieved Make sure that the operator s back is against the back of the seat Make sure that the machine is equipped with a lighting system that is adequate for the job conditions Ensure that all lights are in proper working condition Make sure that there are no personnel in the area before you start the engine Make sure that there are no personnel in the area before you move the machine Make sure that there are no personnel on the machine underneath the machine or around the machine i00663584 Engine Starting SMCS Code 1000 7000 If a warning tag is attached to the start switch or to the controls do not start the engine Also do not move any controls Move all hydraulic controls to the HOLD position before you start the engine Move the transmission direction control lever to the NEUTRAL position Engage the parking brake Diesel engine exhaust contains products of combustion which can be harmful to your health Always start the engine in a well ventilated area Always operate the engine in a well ventilated area If you are in an enclosed area vent the exhaust
17. hen you use thermal starting aid to start the engine Ether is not used on this machine Ether is poisonous and flammable Inhaling ether vapors can cause personal injury Do not allow ether to contact your skin repeatedly Use ether only in well ventilated areas Do not store ether cylinders in living areas or in the operators compartment Do not store ether cylinders in direct sunlight or at temperatures above 40 C 102 F Discard ether cylinders in an approved place Do not puncture ether cylinders Do not burn ether cylinders Keep ether cylinders out of the reach of unauthorized personnel Lines Tubes and Hoses Do not bend high pressure lines Do not strike high pressure lines Do not install bent lines bent tubes or bent hoses Do not install damaged lines damaged tubes or damaged hoses Repair loose lines loose tubes and loose hoses Repair damaged lines damaged tubes and damaged hoses Leaks can cause fires See your Caterpillar dealer for repair or for replacement parts Check lines tubes and hoses carefully Do not use your bare hand to check for leaks Use a board or cardboard to check for leaks See Operation and Maintenance Manual Fluid Penetration for more details Tighten all connections to the recommended torque Heplace the parts if any of the following conditions are present e he end fittings are damaged or leaking e he outer covering is chafed or cut e he wire shield is exposed e
18. nd rims and changing of tires and rims can be dangerous Only trained personnel that use proper tools and proper procedures should perform this work If correct procedures are not used to service tires and rims the assemblies could burst with explosive force This explosive force can cause serious personal injury or death Carefully obey the specific instructions from your tire dealer i00057874 Mounting and Dismounting SMCS Code 7000 e Get on the machine only at locations that are equipped with steps and or handholds Get off the machine only at locations that are equipped with steps and or handholds e Before you get on the machine clean the steps and the handholds Inspect the stairs and the handholds Make all necessary repairs Illustration 16 g00037367 e Face the machine whenever you get on the machine and whenever you get off the machine 16 oafety Section Before Starting Engine e Maintain a three point contact with the steps and handholds Note Three point contact can be two feet and one hand Three point contact can also be one foot and two hands e Do not get on a moving machine Do not get off a moving machine e Never jump off the machine e Do not try to get on the machine if you are carrying tools or supplies Do not try to get off the machine if you are carrying tools or supplies Use a hand line to pull equipment onto the platform e Do not use any controls as handholds when you enter the op
19. nd the towing devices are adequate Only connect the trailing equipment to a drawbar or to a hitch Never straddle a wire rope cable Never allow other personnel to straddle a wire rope cable Before you maneuver the machine make sure that no personnel are between the machine and the trailing equipment Block up the hitch of the trailing equipment in order to align the hitch with the drawbar Maneuver the machine Connect the machine to the trailing equipment Know the maximum dimensions of your machine 18 Safety Section Machine Parking Always keep the Rollover Protective Structure ROPS installed during machine operation When you are roading an All Wheel Steer AWS machine OPERATE IN FRONT WHEEL STEER MODE ONLY When you change steering modes make sure that the front wheels and the rear wheels are centered Observe any local government regulations when you use the backhoe loader to lift heavy objects Those regulations must be followed including any required machine modifications 100611454 Machine Parking SMCS Code 7000 Park on a level surface If you must park on a grade chock the machine Apply the service brake in order to stop the machine Move the transmission control lever to the NEUTRAL position Move the speed control lever to the LOW IDLE position Engage the parking brake Engage the transmission neutral lock Lower all attachments to the ground Stop the engine Turn the engine s
20. njury or death could occur to you or to other persons The hazards are identified by the Safety Alert Symbol and followed by a Signal Word such as DANGER WARNING or CAUTION The Safety Alert WARNING label is shown below The meaning of this safety alert symbol is as follows Attention Become Alert Your Safety is Involved The message that appears under the warning explains the hazard and can be either written or pictorially presented Operations that may cause product damage are identified by NOTICE labels on the product and in this publication Caterpillar cannot anticipate every possible circumstance that might involve a potential hazard The warnings in this publication and on the product are therefore not all inclusive If a tool procedure work method or operating technique that is not specifically recommended by Caterpillar is used you must satisfy yourself that it is safe for you and for others You should also ensure that the product will not be damaged or be made unsafe by the operation lubrication maintenance or repair procedures that you choose The information specifications and illustrations in this publication are on the basis of information that was available at the time that the publication was written The specifications torques pressures measurements adjustments illustrations and other items can change at any time These changes can affect the service that is given to the product Obtain the c
21. omplete and most current information before you start any job Caterpillar dealers have the most current information available For a list of the most current publication form numbers available see the Service Manual Contents Microfiche REG1139F When replacement parts are required for this product Caterpillar recommends using Caterpil lar replacement parts or parts with equivalent specifications including but not limited to phys ical dimensions type strength and material Failure to heed this warning can lead to prema ture failures product damage personal injury or death 6 Safety Section Safety Signs and Labels Safety Section i01124757 Safety Signs and Labels SMCS Code 7000 7405 There are several specific warning signs on this machine The exact location of the hazards and the description of the hazards are reviewed in this section Please become familiarized with all warning signs Make sure that all of the warning signs are legible Clean the warning signs or replace the warning signs if you cannot read the words Replace the illustrations if the illustrations are not legible When you clean the warning signs use a cloth water and soap Do not use solvent gasoline or other harsh chemicals to clean the safety signs Solvents gasoline or harsh chemicals could loosen the adhesive that secures the warning sign Loose adhesive will allow the warning sign to fall Heplace any safety sign that is damaged
22. on and Vibration Information Sound Performance for Machines Offered in European Union Countries and in Countries that Adopt the EU Directives Table 1 SOUND LEVELS Model Machines without Machines with AIC AIC With Without With Without Fan Fan Fan Fan 416C NA 80 84 83 428C NA 8298 A gpa dB A dB A 416C T Q 81 84 83 428C T 82 dB A je A dB A dB A dB A 81 84 83 4360 438C 82dB A JBA dB A dB A 3 Circulation Fan 1 NA Naturally Aspirated 2 T Turbocharged The operator sound pressure level is measured according to dynamic test procedures and conditions specified in ISO 6396 or 95 27 EC The operator sound pressure level is measured at the recommended operating engine speed of 2100 rom As manufactured by Caterpillar this machine s exterior sound power level meets the criteria specified in the European Directives noted on the certificate of conformance and the accompanying labels Vibration Level The hands and arms are exposed to a weighted root mean square acceleration that is less than 2 5 m sec The whole body is exposed to a weighted root mean square acceleration that is less than 0 5 m s Measurements are obtained on a representative machine using the procedures in the following standards e ISO 2631 1 e ISO 5349 e SAE J1166
23. oom to the ground perform the following procedure Illustration 20 g00514917 1 Install a 6 mm 0 25 inch hose onto the purging screw Route the other end of the hose into a suitable container in order to drain the oil 2 Loosen the purging screw slightly and allow the oil to drain until the boom lowers to the ground Tighten the purging screw after the boom is on the ground i00991941 Sound Information and Vibration Information SMCS Code 7000 Sound Level for Enclosed Cab The operator sound pressure levels for the Backhoe Loader are measured at the recommended operating engine speed of 2100 rpm The operator sound exposure Leg equivalent sound pressure level measured according to the work cycle procedures specified in ANSI SAE J1166May90 is 79 dB A for the cab offered by Caterpillar when properly installed and maintained and tested with the doors and windows closed The operator sound pressure level measured according to the procedures specified in SAE J919Jun86 is 80 dB A for the cab offered by Caterpillar when properly installed and maintained and tested with the doors and windows closed and with the machine in middle gear range and moving The exterior sound pressure level for the standard machine measured at a distance of 15 m 49 2 ft according to the test procedures specified in SAE J88Jun86 with the machine in middle gear range and moving is 73 dB A 20 oafety Section Sound Informati
24. relieve pressure Relieve all pressure in the air system in the oil system in the fuel system or in the cooling system Helieve the pressure before any lines any fittings or any related items are disconnected or removed Batteries Batteries give off flammable fumes which can explode Do not smoke when you observe the battery electrolyte levels Electrolyte is an acid Electrolyte can cause personal injury Do not allow electrolyte to contact the skin or the eyes Always wear protective glasses when you work with batteries i00837742 Fire Prevention and Explosion Prevention SMCS Code 7000 Dust created during repair of fenders and or hood on this machine can be explosive Refer to Special Instruction REHS0034 Guideline for Repair of Non metallic Fenders and Hoods before attempt ing any repair All fuels most lubricants and some coolant mixtures are flammable Fuel that is leaking fuel that is spilled onto hot Surfaces and fuel that is spilled onto electrical components can cause a fire Do not smoke while you refuel or while you are in a refueling area Do not smoke in battery charging areas or in areas that are used to store flammable material Batteries can be installed in separate compartments When you use jump start cables always connect the positive cable to the positive terminal of the battery that is connected to the starter solenoid Connect the negative
25. rotating parts and all moving parts Keep objects away from moving fan blades The fan blade will throw objects or the fan blade will cut objects Do not use a kinked wire rope cable or a frayed wire rope cable Wear gloves when you handle wire rope cable When you strike a retainer pin with force the retainer pin can fly out The loose retainer pin can injure personnel Make sure that the area is clear of people when you strike a retainer pin In order to avoid injury to your eyes wear protective glasses when you strike a retainer pin Chips or other debris can fly off objects when you strike the objects Ensure that an injury will not occur from flying debris before you hit any object Rollover Protective Structure ROPS or Falling Objects Protective Structure FOPS These guards are positioned above the operator s compartment and these guards are secured to the machine To avoid the possible weakening of the ROPS or of the FOPS consult a Caterpillar dealer before you alter the guards Do not alter the structure by welding cutting adding weight or drilling holes into the structure Any alteration that is not specifically authorized by Caterpillar invalidates the Caterpillar certification for the ROPS and for the FOPS The protection that is offered by the ROPS will be impaired if the ROPS has structural damage Damage to the structure can be caused by an overturn falling objects etc Do not weld brackets to the R
26. tart switch key to OFF position and remove the key Move the hydraulic control levers back and forth in order to relieve hydraulic pressure Move the hydraulic control levers to the HOLD position Equipment Lowering with Engine Stopped SMCS Code 7000 Lowering the Loader Bucket Personal injury or death can result from a bucket falling Keep personnel away from the front of the ma chine when lowering the bucket The control valve if equipped is used to hold the lift arms in place in case of a hose failure in the lift circuit Two lift load control valves are used One lift load control valve is located on each lift cylinder If there is a loss of hydraulic power perform the following procedure to lower the lift arms to the ground 9006040468 Illustration 17 1 Turn the engine start switch key to the ON position 19 Safety Section Sound Information and Vibration Information Illustration 18 g00633473 2 Slowly tap the loader control lever into the FLOAT position in order to lower the bucket to the ground Lowering the Boom Personal injury or death can result from the boom falling Keep personnel away from the rear of the machine when lowering the boom Illustration 19 900287734 The boom load control valve if equipped is located on the boom oylinder The boom load control valve is used to hold the boom in place in case of a hose failure in the boom Circuit To lower the b
27. te can cause bodily harm or death 11 Safety Section General Hazard Information Never put maintenance fluids into glass containers Drain all liquids into a suitable container When you discard liquids obey all local regulations Use all cleaning solutions with care Report all necessary repairs Do not allow unauthorized personnel on the machine Unless you are instructed otherwise perform the maintenance with the following conditions e he machine is parked on level ground e he attachment controls are in HOLD position e he transmission control is in NEUTRAL position and the neutral lock is in the ON position e The parking brake is engaged e Lower the loader bucket until the loader bucket exerts a slight downward pressure onto the ground e he engine is stopped e he engine start switch in the OFF position and the key is removed Pressure Air Pressure air can cause personal injury When pressure air is used for cleaning wear a protective face shield protective clothing and protective shoes The maximum air pressure must be below 205 kPa 30 psi for cleaning purposes Trapped Pressure Pressure can be trapped in a hydraulic system Trapped pressure can cause sudden machine movement or attachment movement Use caution if you disconnect hydraulic lines or fittings High pressure oil that is released can cause a hose to whip High pressure oil that is released can cause oil to spray Fluid penetr
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