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(work on ceilings, roofs, buildings, etc.). It • The original of this manual is written in English. is strictly prohibited to use the machine for If this manual is not written in English, it is a other purposes. translated one. In the event of a discrepancy • To the full extent permitted by law, and between the original and translated without prejudice to any other exclusions of manuals, the original manual prevails. liability under any contract for supply of the • This manual describes the correct operation machine, AICHI does not accept responsibility and handling procedures for the self- for injury, death, damages, direct or indirect propelled crawler type aerial platforms: loss, or other expenses incurred due to Commercial Height, Model Codes Engine Type abuse, alteration, or improper use of the Names Platform Max machine, including failure to follow the safety SR12CSM SR12C1SM Yanmar 3TNV88 12.1 m guidance provided in this manual. • Proper maintenance must be done including the replacement of parts that are worn out or have reached the end of their service lives. Refer to the separate service manual and follow the replacement standards of that manual. Contact AICHI or an AICHI dealer to do the replacement.
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Safety Alert Symbol and Owner and User Responsibilities Signal Words This is the safety alert symbol. It All owners and users of the machine is used to alert you to potential must read, understand, and comply personal injury hazards. Obey with all applicable regulations. Ultimate all safety messages that follow compliance to national safety regulations this symbol to avoid possible is the responsibility of the user and their injury or death. employer. The signal words, “DANGER,” “WARNING,” Operator Qualifications and “CAUTION” identify the degree of hazard and its level of seriousness. Operator of the machine must receive DANGER safety training to ensure safe operations. Incorrect use of the machine can cause Indicates a hazardous situation which, if serious injury or death. not avoided, will result in death or serious injury. All personnel are requested to receive safety training and only trained and WARNING authorized personnel are permitted to operate the machine. This manual should Indicates a hazardous situation which, if be used in conjunction with safety training. not avoided, could result in death or serious Operator of the machine must not injury. undertake responsibility for the machine CAUTION operation until enough training has been given by qualified and authorized persons.
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To replace the rubber tracks and shoe pads, contact AICHI or an AICHI dealer. If you wish to dispose of them yourself, contact a waste Considerations during operations disposal contractor. • Do not operate at loads exceeding the rated load. Overloading the machine may increase Correct disposal of waste materials exhaust emissions and cause overheating. • Do not rev the engine or start or accelerate the • Consult with AICHI or an AICHI dealer to machine suddenly. dispose of the machine after a number of years of use. • Always shut off the engine before leaving the machine. Dispose of the machine in the appropriate manner. Improper disposal can be harmful to Avoid unnecessary engine idling or revving. the environment. • Be considerate towards residents in the vicinity • Dispose of waste such as old rubber tracks when operating the machine. Take special care and shoe pads, batteries, and hydraulic with noise and direction of lights at night or oil appropriately and in compliance with ...
Safety Rules 1. Electrocution Hazards 2. Tip Over Hazards DANGER DANGER • This machine is not electrically insulated. • Do not exceed the platform capacity as Do not use the machine near electric indicated on the serial number plate. power lines. M085E204 Fig. 1‒2 M085E101 • Do not place things such as steel beams or Fig. 1‒1 power lines across the platform, and use • Keep a safe distance from electric power the boom to lift them. lines and apparatus. For safe distance, check your national or local regulations. If no national or local regulation is available, use the table below. Table 1‒1 Minimum Approach Distance Voltage Minimum Approach (Phase to Phase) Distance 0 to 50 kV 3.05 m over 50 kV to 200 kV 4.60 m M07Y9603 over 200 kV to 350 kV 6.10 m Fig. 1‒3 over 350 kV to 500 kV 7.62 m • Do not use the boom or platform to ...
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• Do not push or pull any object outside of • Do not use on a slippery or icy surface. the platform. • If an earthquake occurs when you are operating the machine, immediately stop operating the machine. After the earthquake, check for damage or deformation in the machine. As needed, contact AICHI or an AICHI dealer for inspections. WARNING M07Y9H04 Fig. 1‒5 • Do not hang or attach loads to the • Stop operation in bad weather. machine. Spread loads evenly on the Criteria of bad weather: platform. - Average wind speed over 10-minute • Do not place loads outside of the platform. period is over 10 m/s • Do not use the machine as a crane or lift. - Rainfall of 50 mm or more - Settled snow of 250 mm or more - Thunder / Lightening Even in conditions below the criteria above, follow the instructions of your supervisor. • Do not operate the machine where there are strong winds or gusts. M085E303 • Do not elevate the platform when wind Fig. 1‒6 speeds may exceed 12.5 m/s. If wind • Do not elevate the platform on soft speeds exceed 12.5 m/s when the platform or uneven ground. Always perform is elevated, lower the platform and do not workplace checks before moving the ...
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• Do not use the machine on a moving or • Do not travel on a slope except for the mobile surface or vehicle. purpose of the machine transportation. Maximum allowable tilt angle: 5° (8.7%) RETRACT BOOM AND LOWER UNDER Beep! THE HORIZONTAL. More than max. allowable tilt angle M085EA00 M085E620 Fig. 1‒8 Fig. 1‒10 • Do not elevate the platform on a slope. • Do not touch or attach the platform to any • Do not use the machine on a slope more nearby structures. than the maximum allowable tilt angle. When the machine tilt more than the maximum allowable tilt angle, the tilt alarm buzzer sounds and the tilt warning light goes on. Never continue working after alarm sounds. • If the tilt alarm buzzer sounds when the platform is elevated, immediately lower M07Y9503 the platform and move to a firm, level Fig. 1‒11 surface. Never continue working after • Do not modify the machine without alarm sounds. Do not depend on the tilt obtaining the manufacturerʼs approval. alarm buzzer as a level indicator. Operate Never use the machine with the the boom only when the machine is on a counterweight detached.
3. Fall Hazards WARNING DANGER • When getting on/off the platform, be especially careful and lower the platform • Do not place ladders, scaffolds or other to the lowest position. devices in the platform or against any part • When getting on/off, stop all movement of of the machine. the machine, face the machine, and always • Do not use a ladder or step in the platform. use three-point support (for example, two arms and one leg, or one arm and two legs). • Do not jump off from the machine. • Do not hold on to controllers for purpose of getting on/off the platform. • Do not operate the machine roughly. The operator may be thrown from the M07Y9903 platform. Fig. 1‒13 • Do not sit, stand or climb on the guardrails. Always keep both feet firmly on the platform floor and conduct operation with stable posture. M085E803 Fig. 1‒16 M07Y9A04 • Keep the platform neat and tidy always. To Fig. 1‒14 avoid slips, clear the water, oil, snow, ice • Do not jump from the platform to another off the platform. structure. • Do not step on any places other than the platform. • To help prevent incorrect operation, illuminate the control panel in the dark.
4. Collision Hazards WARNING DANGER • Before traveling, check the arrow decals affixed on the chassis to ensure proper • Do not hit a obstacle with the platform traveling direction of the machine. and/or counterweight. If they hit, their Forward mounting units may be damaged. Contact (Green) AICHI or an AICHI dealer for inspections. Backward (Red) Forward Backward M085E903 (Green) (Red) M085D123 Fig. 1‒17 Fig. 1‒20 • Once the platform is raised, do not allow • Make sure that no person or obstacle is people or things under the platform. around the machine. Be aware of blind spots when traveling or operating. If your field of view is obstructed, have a guide assist you. • While traveling, check the work area for overhead obstacles or other possible hazards. When raising or lowering the platform, check that there is enough M07Y9J04 space above, below, and on all sides of the Fig. 1‒18 machine. • Do not lower the boom unless the area • Do not hit the ground with the platform.
• Do not place loads outside of the platform. CAUTION Keep equipment and tools stable when loading on the platform. Unstable loads • Perform all maintenance described in this could be falling off. manual and in the designated service • The machine is not allowed to travel on manual for the machine. public highways. • Make sure all decals are in place and not damaged. Any decal missing or CAUTION damaged should be treated as a machine malfunction. • Take care that your hands on the guardrails are not caught in other obstacles. 6. Fire and Explosion Hazards • If there is other machine in workplace, pay attention to other machine operating WARNING and avoid to operate at the same time. Take measures to prevent a collision. Have • When handling flammables (fuel, oil, etc.), another person observe work to warn you. be aware of anything that can cause fire. • Do not operate the machine in the path of • Never remove the fuel cap with the engine motion of cranes unless the controls of the running. cranes are locked out or the precautions • Only fill the fuel tank with diesel fuel. are taken to prevent a potential collision. Filling the fuel tank with gasoline may • Check the control panel to ensure proper result in a fire and will damage the engine. direction of the movement. Look in the • Never refuel with the engine running. direction of the movement and operate • Wipe up any spills immediately.
Exhaust Hazard 7. Battery Safety WARNING Burn Hazards CAUTION • Never operate the machine in an enclosed area such as a garage, tunnel, • The battery fluid contains corrosive acid. or underground room without proper When dealing with the battery, always ventilation. wear appropriate protective clothing and • Never block windows, vents, or other equipment to protect your hands, eyes, means of ventilation if the machine is face and body, and avoid contacting operating in an enclosed area. The engine battery fluid. creates carbon monoxide gas during • If battery fluid gets on the skin or on operation. Accumulation of this gas within clothing, wash it away immediately with an enclosure could cause illness or even cold water. If it gets into the eye, wash death. immediately with cold water, and seek Coolant Hazard medical treatment immediately. CAUTION Explosion Hazards WARNING Wear eye protector and rubber gloves when you handle long life or extended life • The battery produces flammable hydrogen engine coolant. If contact with the eyes gas, and there is a possibility of explosion. or skin should occur, flush eyes and wash Never allow anything that can cause fire to immediately with clean water.
Entanglement Hazard 10. Traveling Precautions Surfaces on which you must avoid WARNING traveling or working. Keep hands and other body parts away DANGER from moving / rotating parts such as the cooling fan, flywheel or pinion. • Never travel or work on the following Exposure Hazards surfaces. Doing so is very dangerous and may cause the machine to tip over WARNING or the platform to collide with building structures. • Wear personal protective equipment such (1) Do not travel or work on soft or uneven as gloves, work shoes, eye and hearing surfaces with level differences. In particular, protection as required by the task at hand. ground foundations are unstable on earth • Never wear jewelry, unbuttoned cuffs, fills, around dug out trenches, and on the ties or loose-fitting clothing when you are shoulder of roads, and may give way due working near moving / rotating parts such to the weight or vibration of the machine. Particular caution is necessary after rain as the cooling fan or flywheel. which may cause soil foundations to • Always tie back long hair when you are become loose. working near moving / rotating parts such as a cooling fan or flywheel. • Never operate the machine while wearing a headset to listen to music or radio because it will be difficult to hear the alert signals.
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• When the machine must travel to a (3) Climbing up and down steps, traveling on uneven surfaces, reaching the peak of particular location and there is no other slopes, and at the start of climbs. option but to travel on uneven surfaces, up - Irrespective of how much the boom is and down steps, or on slopes exceeding extended, never raise the boom angle to the maximum allowable tilt angle, obey a position greater than horizontal while and observe as follows: traveling as the machine will incline on (1) Do not travel the machine on a slope even minor bumps, steps, and slopes. The exceeding the machine gradeability. Failure machine will become unstable and the to follow instruction could tip over the machine may tip over. This may result in machine. The machine gradeability: refer to serious accidents in which the worker on Chapter 12. the platform may become sandwiched (2) Traveling on slopes between a building or structures. (a) Climb perpendicular to the slope face - Pay adequate attention when you have with the counterweight facing uphill. no other option but to drive the machine (b) Do not change direction or turn to the for the purpose of moving it to a different side while climbing a slope face. Change location. direction after reaching level surface. (a) Travel with the boom fully retracted and the boom angle at less than horizontal. (b) ...
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(d) T he machine may suddenly incline when (e) Never travel with the boom raised. This climbing down and over a top step. Pay may cause the machine to tip over when attention to buildings and structures traveling on even slight uneven surfaces, located above and below the platform. steps, or climbing inclines. M085K902 Fig. 1‒28 M085KA02 Fig. 1‒29 M085KC03 Fig. 1‒30 ...
Decals 1. Symbol and Pictorials Definitions Read operation Read service Crush Hazard Crush Hazard Burn Hazard Body Injury Hazard manual. manual. Maintain required Do not wash by Do not touch. Do not step. No open flame. No smoking. clearance. high pressure. Keep away. Keep off. Do not contact Do not travel Do not elevate Do not lift. Maximum Wind Maximum Manual power lines; do not elevated on/near platform unless Speed Force touch energized soft or uneven machine is on firm machine. surfaces. level surface. Platform Load Loads (personnel ...
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Symbol and Pictorials Definitions (Continued) High Speed Low Speed Beacon Working Light Head Light Pre-start Check Horn Generator Engine Start Emergency Pump ON and OFF Enable Switch Boom Rotation Boom Telescope Boom Elevation Platform Rotation Horizontal Platform Level / Vertical Adjust Movements Travel Upper Controls / Off / Lower Controls Selection...
Safety Systems & Devices WARNING It is strictly forbidden to make modifications to the machine without obtaining AICHIʼs written approval. Do not disable or alter the machineʼs components that have an effect on safety and stability in any way. Failure to heed warnings could result in decreasing safety, stability, and strength of the machine, or other hazards leading to death or serious injury. (9) Rotation Lock Pin 1. List of Safety Systems Fixes the turntable to the chassis to prevent (1) Relief Valve the turntable from being rotated when Protect the hydraulic components by relieving transporting the machine. abnormally high pressure in the hydraulic system. (10) Travel Speed Limit System (2) Holding Valve on Boom Elevation Cylinder This system automatically limits the travel Prevents the boom from natural descent in the speed according to various boom statuses. For event of hydraulic hose breakage. the specific function of this system, see the (3) Holding Valve on Boom Telescope Cylinder Section 2 “Travel speed limit system.” Prevents the boom from natural descent in the (11) Travel Function Limit System event of hydraulic hose breakage. This system disables the travel function (4) Holding Valve on Upper Leveling Cylinder according to various boom statuses and the tilt ...
(15) Alarm horn (19) Foot Switch, Enable Switch Before moving the machine, sound the alarm To help prevent a misoperation, the boom, horn to warn the personnel around the machine. platform, and traveling functions are disabled unless the foot switch is depressed or the (16) Overload Sensing System enable switch is operated. This system disables all of the functions, the (20) Foot Switch Cancel System overload warning light flashes and the alarm buzzer sounds when the platform is overloaded. This system cancels the foot switch/enable switch if any of the boom platform, and (17) Boom / Travel Function Interlock System traveling function is not operatedfor more than This system does not allow the boom/ 20 seconds after operating the foot switch/ platform functions and the travel functions enable switch. simultaneously, unless the boom is retracted The system also cancels the functions if the fully and set below 5 degrees. (Area C of the foot switch/enable switch is not operated for travel speed limit system: See Section 2.) more than 20 seconds after operating any of It allows the boom/platform functions or the boom, platform, and traveling function. the travel functions which is operated first, At this time, the power indicator light (on the and cancels the other functions, when these upper controls) or the preheat light (on the functions are operated simultaneously. lower controls) starts flashing to alert you. ...
2. Upper Controls 10. Not used 11. Engine Start Switch / 9 10 11 12 Emergency Pump Switch • Operate this switch up without pressing the foot switch and the engine will start. • Hold this switch down to operate the machine with emergency pump. (Refer to chapter 9 for details) 12. Emergency Stop Button Push in this button to “OFF” and all functions will stop. Pull out this button to “ON” and the machine will operate. 13. Travel Control Lever (Right) 23 24 14. Travel Control Lever (Left) Operate both levers up, and the machine will travel forward (green direction). Operate both levers down, and the machine 29 28 will travel backward (red ...
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23. Not used When the platform is 24. System Failure Light overloaded, this light will flash, This light will go on or flash in the alarm buzzer will sound the event of a computer control and all of the functions will be system failure. disabled. 32. Not used WARNING 33. Foot Switch Depress this switch to operate the machine Stop using the machine and contact AICHI on the platform. or an AICHI dealer for inspections, if this light goes on or flashes. NOTICE 25. Fuel Level Light Operate controls within 20 seconds after This light goes on when the fuel depressing the foot switch. Failure to do level is low. so, the power indicator light starts flashing (On a level surface, the fuel level and all controls become disabled even light goes on at about 20 liters.) when the foot switch has been depressed. NOTICE (See “27. Power Indicator Light.”)
3. Lower Controls 6. Boom Rotation Switch Operate this switch up and the boom will rotate counterclockwise. Operate this switch down and the boom will rotate clockwise. 7. Platform level adjust switch Operate this switch up and the platform level will tilt up. Operate this switch down and the platform level will tilt down. 8. Fuse Holder The fuse holder is located inside the cover. 9. Hour Meter The hour meter displays the time during 15 16 which the machine has been used. Used as a guide for inspecting, servicing, or refueling. It works only when the engine is in motion. 10. Key Switch for Upper Controls / Off / Lower Controls Selection Turn the key switch to the left 18 17 and the upper controls will M147B82-1 operate. Fig. 4‒3 ...
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After starting the engine, this allowable tilt angle. light will go off. Check the 16. System Failure Light engine lubrication system, e.g., This light will go on or flash in shortage of engine oil, if this the event of a computer control light goes on while the engine is system failure. in motion. 21. Preheat Light WARNING This light will go on when the key switch is turned to Stop using the machine and contact AICHI “ ” (LOWER CONTROLS) or “ ” or an AICHI dealer for inspections, if this (UPPER CONTROLS) and then will light goes on or flashes. go off when the preheating is 17. Air Filter Clog Light completed. This light will go on when the air NOTICE filter is clogged. If this light goes on while the If this light is flashing, operations of the engine is in motion, clean or ...
Workplace Check WARNING Do not move the machine to the workplace until the workplace check is performed. • Make sure to check the workplace before starting operation. Make sure there are no following hazards: - Near electric power lines and apparatus - Drop-offs or holes, including those concealed by water, ice, mud, etc. - Slope(s) - Slippery or icy surfaces - Inadequate surface support to withstand all load forces imposed by the machine in all operating configurations - Bumps and floor obstructions and electrical conductors - Curbs - Debris - Overhead obstructions - Wind and weather conditions - Dark workplace (night work) - Hazardous locations and atmospheres - Presence of unauthorized persons - ...
• Perform the pre-operation checks on firm, At the time, do not pour hot water to the level surface. Begin the checks with the machine to melt snow and ice. platform lowered. • If there is damage, such as cracks, on the Check for cracks, or breaks in the boom, welds of the platform guardrail, or on platform, and other parts. Check for loose bolts, the guardrail pipes, change the guardrail and open covers. Check that all the guardrails immediately. are attached properly. Make sure that all • If there is damage, such as cracks or compartment covers are in place and latched. deformation, on the floor of the platform, immediately contact AICHI or an AICHI Check that all decals are in place, legible and dealer for repairing. not damaged. Replace any missing or damaged • Make sure to perform the checks with no decals. Use mild soap and water to clean decals load on the platform, because if there is a if dirty. Refer to Section 2 of Chapter 2 for load on the platform, the checks will not decals and their locations. be exact. Check the fuel, hydraulic oil, battery fluid, CAUTION engine oil, and coolant levels. (Refer to Chapter 7 for details) Damage and stains to the decals will obstruct correct handling. Immediately remove the stain, or change the decals.
2‒2 Lower Controls Check 2. Function Check Do the checks first with the lower controls, NOTICE then with the upper controls. In steps up to this section, operate the boom using the lower • The machine cannot be operated when controls. the upper or lower emergency stop button is pushed in. Pull out both of the upper Turn the key switch to “ ” (LOWER and lower emergency stop buttons before CONTROLS) and make sure that the pre-operation checking. alarm buzzer sounds for about 3 • The platform leveling system may not seconds, just after turning on. work properly when ambient temperature WARNING is low. Perform warming-up operation of the machine to raise the hydraulic oil If the buzzer does not sound properly, the temperature. machine is faulty. Do not use the faulty 2‒1 Preparation for Function Check machine. Make sure the rotation lock pin is unlocked. Hold the pre-operation check switch up. Make sure the alarm buzzer sounds for about 3 NOTICE seconds after the pre-operation check switch has been held up.
Check the boom telescoping wire ropes for any Turn the key switch to “ ” (UPPER damages. CONTROLS). - No wobble or unsteady movements when telescoping the boom. Wear the safety harness and get - No damage at the wire rope ends. on the platform and close gate. After getting on the platform, immediately hook the safety harness to the lanyard anchorage point. (See Section 3 of Chapter 8.) Start the engine. 56210800A Rotate the platform and make sure that the Fig. 6‒2 platform rotates smoothly without excessive free play. Raise the boom fully with continuous operation. And then extend the boom fully with continuous operation. WARNING If the boom stops automatically on the way and the system failure light on the M098P130 lower controls flashes, the machine is Fig. 6‒3 faulty. Do not use the faulty machine. Check that all safety systems are functioning ...
NOTICE When stopping the engine with the touch switch, push in the emergency stop switch. After a lapse of 1 second, pull out the emergency stop switch and the machine functions will be restored. Touch switch M179B22-1 Fig. 6‒4 2‒4 Tilt Warning Check Set up the machine in the following state: - Platform load: 1 operator - Boom elevation: horizontal - Boom telescope: fully retracted Make sure the tilt light goes on and alarm buzzer sounds when the machine tilts more than 5° , e.g. by traveling up onto a slope more than 5° (within the gradeability). 2‒5 Last Check Retract the boom fully and lower the boom fully Put the machine on a firm, level surface and turn the key switch to “ ” (OFF) to shut down the engine. Circle the machine and check visually that there are no oil leaks. The pre-operation check is now complete.
Maintenance 1. Storage Method 2. Daily Maintenance WARNING NOTICE After use the machine, beware of hot parts Only daily maintenance items that such as engine and hydraulic oil tank. specified in this manual shall be Contact with hot parts may cause severe performed by the operator. burns. 2‒1 Refuel the Machine WARNING After each use, store the machine as follows: • Never refuel with the engine running. Park the machine on a firm, level surface. Keep open flames or any other form of ignition well away when refueling. • If using a fuel carrying can, refuel in a Take all tools and materials from the platform. stable posture using a scaffold such as stools. Retract and lower the boom fully. NOTICE Turn the key switch to “ ” (OFF) to shut down • After work is completed, always fill up the the engine, remove the key to prevent using tank to prevent mixing of moisture into the machine without permission, and store it ...
2‒1‒1 Diesel Fuel Specifications Diesel fuel should comply with the following Make sure the boom is retracted and lowered specifications. The table lists several worldwide fully. specifications for diesel fuels. (See Table 7‒1.) Table 7‒1 D iesel Fuel Specifications Check the oil level gauge located on the side of Diesel Fuel Specification Location the hydraulic oil tank. ASTM D975 No. 1D S15 No. 2D S15 Add the hydraulic oil if necessary. EN590:96 European Union ISO 8217 DMX International BS 2869-A1 or A2 United Kingdom 2‒2‒1 Hydraulic Oil Specifications JIS K2204 Grade No.2 Japan Table 7‒2 Hydraulic Oil Specifications KSM-2610 Korea GB252 China Grade Recommended oil ISO VG22 Shell Tellus S2 M 22 NOTICE...
When the amount of fluid nears the “LOWER Remove dipstick (Fig. 7‒4, 1) and wipe with LEVEL” line, open the cap and fill with distilled clean cloth. water so it is at the “UPPER LEVEL” line. NOTICE • If operation continues with insufficient battery fluid, the battery life is shortened, and the battery may overheat and explode. • Do not overfill. M14Y2410 Fig. 7‒4 • Do not add anything other than distilled water. Failure to obey this instruction Fully reinsert dipstick. could shorten the battery life. Remove dipstick. The oil level should be Wipe up any spills immediately. Keep the between upper (Fig. 7‒4, 2) and lower (Fig. 7‒4, terminals and the upper surface of the battery 3) lines on the dipstick. clean. Fully reinsert dipstick. 2‒4 Check the Engine Oil Level Daily checking is important to keep the engine in good operating condition. Add the engine oil if necessary. WARNING 2‒4‒1 Engine Oil Viscosity • Stop the engine and cool down before Select the appropriate engine oil viscosity based ...
2‒5 Check the Cooling System Add additional engine coolant to the reserve WARNING tank if necessary. • Stop the engine and cool down before checking the cooling system to avoid Check the radiator hoses (Fig. 7‒6, 4) for cracks, abrasions, cuts or other damage. Replace as being burned. necessary. • Never leave the key in the key switch when checking the cooling system. Someone may accidentally start the engine without Check the hose (Fig. 7‒6, 5) that connects the realizing it while checking the cooling reserve tank (Fig. 7‒6, 1) to the radiator. system. Such accidents could result in a Be sure it is securely connected and there are no cracks or damage. If the hose is damaged, serious injury. engine coolant will leak out instead of going CAUTION into the reserve tank. Wear eye protector and rubber gloves when handling the engine coolant. If contact with the eyes or skin should occur, flush eyes and wash immediately with clean water. NOTICE Do not remove the radiator cap. Make sure the machine is level. Turn the key switch to “ ” (OFF) to shut down ...
3‒1 Monthly and Annual Inspection • Perform a monthly and annual inspection referring to the separate service manual. Work opening for tension adjustment M179B62-1 ‒ Depending on the laws of the country in Fig. 7‒7 which the machine is being used, keep the records of the checks for the required Set up the machine on a firm level surface. number of years. Retract the boom fully and rotate the boom to ‒ For any doubts you may have about the right or left side so that it is at right angles handling, inspection or spare parts, contact with the chassis. AICHI or an AICHI dealer. ‒ Refer to the separate service manual for what must be checked regularly. Set the boom stand (Fig. 7‒8, B) and the wood block (Fig. 7‒8, A) to prop up the first boom • If the machine has not been used for over one end. Use the wood block that is wider than the month, make sure to perform the monthly width of first boom end. inspection before use. Make sure the stand is stable. 3‒2 Crawler Tracks As slack will form on the crawler tracks due to friction etc., periodically adjust the tension of the tracks. If the tension is not appropriate, track M179B72-1 Fig. 7‒8 ...
Turn the key switch to “ ” (OFF) to shut down After adjusting one side, rotate the boom 180° the engine and remove the key. and adjust the other side in the same manner. WARNING NOTICE Never leave the key in the key switch It is important to adjust the tension of left when adjusting the tension of the tracks. and right tracks equally. Someone may accidentally start the engine without realizing it while adjusting 3‒2‒2 Adjustment Interval the tension of the tracks. Such accidents Adjust the tension of the tracks at the following could result in a serious injury. time intervals. Table 7‒3 Adjustment Interval To tighten the tension of the track Interval First time on new A grease fitting is located on the right and left After 10 ‒ 20 hours machine sides of the chassis frame. (Fig. 7‒10) Thereafter Every 800 hours or 6 months Supply grease to the grease cylinder through NOTICE the grease fitting to adjust the tension of the ...
250 hours hours Cooling Check and Refill ○ System Engine Coolant Electrical Check Indicators ○ Equipment Check Engine ○ Oil Level Drain and Fill ◇ Engine Oil ◇ Engine Oil 2nd 1st Replace Engine and time Oil Filter after Check and Refill ○ Fuel Tank Level Check Fuel Fuel Filter / Water ○ Separator NOTICE Contact AICHI or an AICHI dealer for the maintenance items other than the table above.
Operation WARNING Make sure both of the upper and lower emergency stop button are pulled out to “ON.” • Do not operate the machine before pre- operation checks described in this manual. Emergency stop button • For a rainy day, read and understand Chapter 9 “Emergency Operation“ before operating the machine. NOTICE • Confirm Chapter 1 “Safety Rules” for precautions about operation. M179C52-1 Fig. 8‒2 (Upper Controls) • If ambient temperature is lower than Emergency stop button the allowable range of the hydraulic oil temperature, warm up the machine to raise the hydraulic oil temperature, and then operate the machine. M179C62-1 Fig. 8‒3 (Lower Controls) 1. Starting the Engine Turn the key switch to “ ” (LOWER 1‒1 Starting from Ground CONTROLS). All of indicators will go on and then off. After that, make Do the following to start the engine from the sure that both of the oil pressure and lower controls. charge lights go on. Water temperature light Make sure the water separator fuel cock is in Oil pressure light Air cleaner clog light the ON position.
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WARNING NOTICE • When the engine is overheated, do not • Immediately release your hand from the remove the radiator cap, as the heated engine start switch once the engine has water will splash out, resulting in scald. started. • If any of the lights shown in the figure • Do not hold the engine start switch up for above are lit while operating, stop using 15 seconds or more. Failure to release your the machine, and inspect as needed. (Refer hand could result in damage to the starter to Chapter 4 “Part Names and Functions.”) motor. • Take an interval of 30 seconds or more NOTICE before re-starting the engine to prevent damaging the engine. Before rotating the boom for the first time at the start of work, or during checks, make sure that the rotation lock pin is After starting engine, idle the engine for about unlocked. (See figure below.) 5 minutes for warming up. NOTICE If the outside air temperature is below the temperature range for the hydraulic oil used in the machine, travel the machine Rotation lock pin Rotation lock pin in a warm place until the hydraulic oil is warm enough, and then do the outside work. Check the fuel level light. ...
1‒2 Starting from Platform Wear the safety harness and get on the platform and close gate. Make sure both of the upper and lower After getting on the platform, immediately emergency stop button are pulled out to “ON.” hook the safety harness to the lanyard Emergency stop button anchorage point. M179C52-1 Fig. 8‒8 (Upper Controls) M179C92-1 Emergency stop button Fig. 8‒11 Operate the engine start switch up to “ENGINE START” without depressing the foot switch to M179C62-1 start the engine. Fig. 8‒9 (Lower Controls) Engine start switch Turn the key switch to “ ” (UPPER CONTROLS). All of indicators will go on and then off. After that, make sure that both of the power indicator and engine failure lights go on. Engine failure light Power Indicator light M179C72-1 Fig. 8‒12 NOTICE • Immediately release your hand from the engine start switch once the engine has started. M179D42-1 • Do not hold the engine start switch up for ...
• Stop using the machine and contact AICHI or an AICHI dealer for inspections, if the After starting engine, idle the engine for about emergency stop button was used due to 5 minutes for warming up. machine failure. NOTICE Push in either of the upper or lower emergency stop button to “OFF,” or turn the key switch to If ambient temperature is lower than “ ” (OFF) to stop all functions and shut off the the allowable range of the hydraulic oil engine. temperature, warm up the machine to • To resume operation, pull out both the upper raise the hydraulic oil temperature, and and lower emergency stop buttons to “ON.” then operate the machine. • Push in the emergency stop button in the following cases: - When shutting off the machine to save fuel. Check the fuel level light. - After setting up the platform in a suitable When there is little fuel remaining, this light position and you do not operate the boom will be lit. (On a level surface, the fuel level light for relatively long period. (for misoperation goes on at about 20 liters.) prevention) Fuel level light - In case of emergency. (Refer to Section 1 of ...
3. Upper Controls NOTICE (from Platform) When painting, make sure to close the DANGER cover of the upper controls after the platform has been put in position, and When using the upper controls, make sure keep the decal clean. to wear a safety harness, and put the hook of the safety harness through the lanyard 3‒1 Foot Switch anchorage point. Do not hook to any other place. NOTICE • Release the foot switch while working or not operating. Do not disable the foot switch in any way e.g. by binding. Failure to comply with instructions, the foot switch cancel system is activated and all controls become disabled. (See Chapter 3). • Operate controls within 20 seconds after M179C92-1 Fig. 8‒16 depressing the foot switch. Failure to do • Do your work while standing firmly on the so, all controls become disabled even platform. If your feet separate from the when the foot switch has been depressed. platform, by climbing on the guardrails, In that case, release all controls and then e.g., there is a possibility you will lose your operate again. balance, and fall. WARNING • Before operation, make sure the platform ...
3‒2 Traveling • If the turntable has been rotated 180° , the traveling direction will be opposite to DANGER the joystick controller movements, so be careful. • Before traveling, make sure that no person Make sure to check the direction of the or obstacle is in the traveling direction. arrow on the decal and on the chassis • When traveling, make sure to retract the when traveling. boom fully. NOTICE • When traveling, raise the boom so it is almost horizontal, make sure you can see to • If the machine tilts more than 5 degrees the front, and make sure you travel safely. while the boom is retracted fully and • All persons in the platform must comply raised to at least 45 degrees, the travel with employer, work area, and local and function is stopped. (Refer to Section 3 national safety regulations regarding the “Travel Function Limit System” of Chapter use of personal protective equipment. Always use a safety harness in the platform. • The travel alarm buzzer sounds when the Attach the lanyard to the authorized lanyard machine is traveling to warn the people anchorage point provided in the platform. nearby. WARNING Use the travel control levers and the travel speed select switch to travel the machine. • If traveling on a slope more than Travel Speed Select Switch maximum allowable tilt angle is unavoidable, make sure to fully retract ...
3‒2‒3 Pivot Turn NOTICE Depress the foot switch and operate one of the travel control levers as shown in the figures • The high-speed traveling is only possible below. when the boom is retracted fully and 1. Forward / Backward left turns lowered to less than 5 degrees. In all other situations, even if you turn the travel speed select on “ ” (HIGH SPEED), you will be able to travel only at low speeds. • Under normal circumstances, keep the travel speed select switch on “ ” (LOW SPEED). 3‒2‒2 Forward and Backward M085B201 Depress the foot switch and operate both the Fig. 8‒21 travel control levers to the traveling direction. 2. Forward / Backward right turns M085B101 Fig. 8‒19 M085B301 Fig. 8‒22 NOTICE NOTICE • A warning buzzer will beep regularly If the direction of travel cannot be when the travel joystick controller is being changed due to road surface conditions, operated. first adjust the position of the machine • Use the arrow on the chassis to determine ...
3‒3 Boom Operation • The turntable and boom may not rotate smoothly when the machine is tilted or on DANGER uneven ground. • If equipped with optional boom motion • Do not maneuver or force the boom or alarm, the alarm buzzer will beep regularly platform into a position where they will when the boom is being operated. hit the ground, hit stationary objects, or Use the three joystick controllers for the boom be used to move objects in an upwards elevation, telescope and rotation to operate the direction. boom. • The turntable protrudes 600 mm beyond Boom elevation joystick controller the width of the chassis when rotating the boom. 600 mm Boom telescope joystick controller M179F1-1 Boom rotation joystick controller M179D52-1 Fig. 8‒24 Fig. 8‒26 • Check that there are no obstacles in the 3‒3‒1 Boom Elevating way before rotating. Depress the foot switch and operate the boom • If your field of vision is obstructed, have a elevation joystick controller to raise or lower the guide assist you. boom. WARNING Boom elevation joystick controller ...
M179D72-1 Fig. 8‒32 Extend Stop 3‒6 Touch Switch Extend When the touch switch (bar) located in the front of the upper controls is touched, the engine M147C521 stops and all of the functions are disabled. (Horn Fig. 8‒29 also cannot be used.) 3‒4 Platform Rotating Operation WARNING WARNING If the touch switch is damaged, do not When rotating the platform, make sure to operate the machine. Contact AICHI or an stop the machine, and check the safety of AICHI dealer for inspections immediately. the surrounding area. Touch switch Platform rotation switch M179B22-1 Fig. 8‒33 M179D62-1 3‒6‒1 Restoring Functions Fig. 8‒30 Depress the foot switch and operate the Release your hands, feet, and other body part platform rotation switch to rotate the platform. from all of the controls and switches. Restoring from Platform: Platform Operate the engine start switch up and the ...
4. Lower Controls NOTICE (from Ground) • If you are using the emergency pump, DANGER emergency stopping, or starting the engine from the lower controls, you can Do not maneuver or force the boom or operate the machine without turning the platform into a position where they will enable switch. hit the ground, hit stationary objects, or • Release the enable switch while working be used to move objects in an upwards or not operating. Do not fix the enable direction. switch in any way e.g. by binding. WARNING 4‒2 Boom Operation • Make sure that no person or obstacle is CAUTION around the machine before operating the boom. When the boom is shaken heavily and/ • Close the door of the lower controls when or the platform is pressed hard against you do not operate the machine from the the walls during operation, the machine lower controls to prevent unauthorized considers it as a sensor error and stops the use. engine. In this case, restart the engine and • The lower controls are used mainly for the resume operation. platform level adjustment and the pre- Hold the enable switch up to “ON” and use the operation checking.
4‒2‒1 Boom Elevating 5. Platform Leveling System Hold the enable switch up to “ON” and operate 5‒1 Platform Level Adjustment the boom elevation switch to raise or lower the boom. If the pre-operation check reveals that the platform is tilted (front-back tilt of about 3° or more), adjust it as follows. Boom elevation switch WARNING Raise Raise • Do not allow any person or object on the platform when adjusting from the lower Stop controls. Lower • Do not tilt the platform excessively Lower when adjusting from the upper controls. M147C620 Fig. 8‒36 Occupants and load will dump out from 4‒2‒2 Boom Rotating the platform. Hold the enable switch up to “ON” and operate NOTICE the boom rotation switch to rotate the boom. Even if the platform tilt is under 3° , adjust (Counter- Boom rotation switch clockwise) it if the tilt makes work hard.
Platform level Hold the enable switch up to “ON”. Operate the adjust switch platform leveling switch on the lower controls to fully tilt the platform forward and backward several times. Stop Down M147C820 Fig. 8‒41 NOTICE Enable switch Platform level adjust switch M179E22-1 Fig. 8‒42 When adjusting from the upper controls, the platform stops automatically after Platform level a certain period of time to prevent adjust switch occupants and load from dumping out. Release the switches to continue adjustment. Stop 5‒2 Bleeding Air from Platform Down Leveling System M147C920 Fig. 8‒43 WARNING • Use only the lower controls to bleed air Adjust the platform so it becomes level. from the platform leveling system. • Do not allow any person or object on the Repeat the boom raising, lowering and platform when bleeding air.
6‒2 To Restore Normal Operation 6. Hydraulic Generator To turn off the hydraulic generator, operate the (If Equipped) hydraulic generator switch down to its “OFF” 6‒1 To Start the Hydraulic position. Generator The hydraulic generator light will go off when the hydraulic generator switch is turned off. NOTICE Make sure that key switch is in the “ ” (UPPER CONTROLS) position. • An engine shut down will turn the hydraulic generator off. • Depressing the foot switch while the hydraulic generator switch is “ON” disables the hydraulic generator and enables Key switch M179D12-1 operation of the machine. Fig. 8‒44 DANGER Make sure that engine is running. Do not plug devices that need continuous NOTICE electricity into generator such as electro- lifting magnet. Warm the hydraulic oil before operating the generator. Cold hydraulic oil may cause generator damage. Make sure that foot switch is not depressed. NOTICE ...
Emergency Operation 2. Emergency Lowering WARNING If the engine or main pump fails, use If the emergency operation was done the emergency pump to lower the because of a malfunction, immediately platform. stop the operation, and have the machine NOTICE checked and repaired. • Operate the emergency pump every other 1. Emergency Stop 30 seconds. The continuous operation Use the emergency stop button. When this in excess of 30 seconds may cause the button is pushed in, the engine stops and all of damaged emergency pump. the functions are disabled. Push in the emergency stop button in the following cases; (1) When a person in the platform stops all of the machine movements to avoid hazards. (2) When a person on the ground judges that 30 seconds 30 seconds 30 seconds 30 seconds the operation from the platform is unsafe. or less or more or less or more (3) When the machine is uncontrollable due to M082M422 malfunction.
2‒1 Upper Controls (from Platform) 2‒2 Lower Controls (from Ground) Emergency stop button Emergency stop button Key switch Emergency pump switch Emergency pump switch M179E52-1 Fig. 9‒5 M179E42-1 NOTICE Fig. 9‒4 NOTICE When the upper or lower emergency stop button is pushed in or the key switch When the upper or lower emergency is turned to “ ” (UPPER CONTROLS), stop button is pushed in or the key switch operating with the emergency pump from is turned to “ ” (LOWER CONTROLS), the lower controls is not possible. operating with the emergency pump from the upper controls is not possible. Turn the key switch to “ ” (LOWER CONTROLS). Pull out the emergency stop button to “ON.” Pull out the emergency stop button to “ON.” Depress the foot switch. Hold the emergency pump switch down, and ...
Transporting DANGER 1. Preparations for Transporting Make sure the transport vehicle capacity, crane capacity, loading surfaces, sling When transporting the machine using a transport vehicle, observe the following items: chains and wire ropes are strong enough to withstand the machine weight. See the serial number plate for the machine Park the transport vehicle on level and firm weight. surface for loading/unloading the machine to/ from the transport vehicle. NOTICE • This information about transporting is Remove all loose items from the machine and offered as a recommendation. transport vehicle bed. • Only the qualified persons shall operate the transport vehicle, crane, forklift, and Lock the turntable with the turntable lock pin the machine. and prevent the turntable from being rotated • All persons on transportation must comply during the transportation. with employer, work area, and local and WARNING national safety regulations regarding the use of these machinery. Make sure to lock the turntable with the • Each machinery must comply with all turntable lock pin before transporting.
2. Loading the Machine Drive the machine straight forward or DANGER backward at low speed onto the ramps, and load the machine onto the transport vehicle. • To avoid slip-off and run-off, remove mud or oil from tracks and ramp. In rainy Shut off the machine and chock the tracks of condition, do not perform a loading work the machine. (Fig. 10‒2, B) to avoid slip off the ramp. • Failure to avoid these fall hazards could Turn the key switch to “ ” (OFF) to shut down result in death or serious injury. the engine, remove the key to prevent using WARNING the machine without permission, and store it suitably. • Do not travel the machine on a slope that exceeds the machine gradeability. Close and latch all doors and covers of the Use a winch for loading/unloading, if the machine securely. ramp is too steep or slippery. If equipped with lockable door, be sure to lock • If the transport vehicle and the loading ramp are excessively inclined to the left or WARNING right, the machine may fall off the ramp. • Do not turn the steering of the machine Doors opening suddenly through the while it is on the ramps, because of the movements of the machine could hit other ...
3. Tie Down 4. Unloading the Machine DANGER Tie down the chassis of the machine to the transport vehicle bed securely using the • To avoid slip-off and run-off, remove approved tie down eyes (Fig. 10‒3, A). mud or oil from tracks and ramp. In rainy Also, tie down the track frame securely condition, do not perform a loading work preventing the machine from laterally shifting to avoid slip off the ramp. during the transportation. • Failure to avoid these fall hazards could result in death or serious injury. WARNING • Do not travel the machine on a slope that exceeds the machine gradeability. Use a winch for loading/unloading, if the ramp is too steep or slippery. • If the transport vehicle and the loading ramp are excessively inclined to the left or right, the machine may fall off the ramp. • Do not turn the steering of the machine 3Q205701 Fig. 10‒3 while it is on the ramps, because of the possibility of a fall. Tie down the boom and platform so that it • When loading/unloading, be sure to have does not swing during the transportation. another person assist you to prevent the At this time, be sure to allow the clearance machine from falling off the ramps. between the bottom of the platform and the • Failure to avoid these fall hazards could transport vehicle bed.
• Make sure the transport vehicle capacity, length to keep the slings from contacting the crane capacity, loading surfaces, sling turntable or booms. chains and wire ropes are strong enough to withstand the machine weight. See When hoisting, the machine should be in the the serial number plate for the machine posture of figure below. weight. Just before leaving off the ground, check the • Do not allow any person to get under the balance, and operate the boom to adjust the machine while hoisting. machine level as needed. • Do not pass the sling chains or wire ropes Table 10‒1 Hoisting Specifications except designated hoisting eyes. Model SR12CSM Machine weight * 7 550 kg • If there is damage, such as cracks, on the Type of hitch 4‒leg bridle hoisting eyes, immediately contact AICHI 196 kN or an AICHI dealer for repairs. Min. breaking load (20 000 kgf) • Failure to heed warnings could result in Min. leg length (same 5 m breaking, falling, or other hazards leading length for all) to death or serious injury. Center of gravity to travel 1.3 m motor (Fig. 10‒6, A)
• Prepare sling chains or wire ropes according to Table 10‒2. • Set the boom angle to 60° or lower (that is, at least 10° below the maximum raise angle of 70° ). • If sling chains or wire ropes contact the boom, place pads on the boom to protect it. * This figure shows the center of gravity at the boom angle of 60 degrees. Pads 60° M179A52-1 Fig. 10‒7 Table 10‒2 H oisting Specifications Model SR12CSM Machine weight * 7 550 kg Type of hitch 4‒leg bridle 196 kN Min. breaking load (20 000 kgf) Min. leg length (same 10 m length for all) Center of gravity to travel 1.47 m motor (Fig. 10‒7, A) * The machine weight may vary with the option configuration. See the serial number plate.
Storage 1. Clean all part of the machine. 5. Store the machine in a dry indoor area. If it is necessary to store the machine out of doors, park it in a flat area. M0859301 Fig. 11‒1 M0859501 Fig. 11‒3 NOTICE 6. Periodically operate the boom, so as to Be careful about freezing in winter. maintain the oil film on its lubricated parts. NOTICE 2. Wipe away dirt from around the electrical parts with a dry cloth. Wipe off the rust prevention oil applied NOTICE on the cylinder rods before operating the machine. Do not wash, particularly high-pressure washing, around the electrical parts. 7. If the boom is left extended or raised while the hydraulic oil temperature is high, the 3. Lubricate each part of the machine boom may retract or lower somewhat. This is thoroughly. caused by the contraction of the hydraulic oil confined in the hydraulic cylinders due to a 4. Apply rust prevention oil to the cylinder rods. change in the hydraulic oil temperature.
3. Work Range Diagram 4. Supplementary Information The following information is provided as Rated load: 250 kg (or 2 persons) supplementary information for the machine. • The guaranteed Sound Power Level (LWA), tested according to Annex III, Part B, No 1 of 360° the European Directive 2000/14/EC “Noise emission in the environment by equipment for use outdoors”, is 100 dB. • The vibration total value to which the hand- arm system is subjected does not exceed 2.5 m/s². • The highest root mean square value of weighted acceleration to which the whole body is subjected does not exceed 0.5 m/s². 3 2 1 0 1 2 3 4 5 6 7 8 9 10 11 [m] Work radius M179A22-1 Fig. 12‒2 1. ...
2. Dynamic Test (EN280; 6.1.4.2.2) (1): 250 kg; dir.: fw/rv; max outr.; boomang.: 9° (2): 250 kg; dir.: fw/rv, max outr.; approach: 45° , boomrot.: 45° ; boomang.: 9° A kerb with a height of 0.1 m perpendicular (3): 250 kg; dir.: fw/rv; min outr.; boomang.: 70° (4): 250 kg; dir.: fw/rv, min outr.; approach: 45° , boomrot.: 45° ; boomang.: 70° (5): 250 kg; dir.: fw/rv; min outr.; boomang.: 45° (6): 250 kg; dir.: rv, max outr.; boomang.: 9° A block with a section of 0.1 m x 0.1 m M17BT120 Fig. 13‒2 (1) Both crawler tracks into or over the depression (2) One crawler track into or over the depression (3) Both crawler tracks into or over the depression (4) One crawler track into or over the depression (5) Both crawler tracks get over the block (6) Both crawler tracks get over the block Result: test passed (nominal load: 250 kg / 50% of platform; drive speed: 0.5 km/h; 0.139 m/s) ..(1)(2)(5)(6) (nominal load: 250 kg / 50% of platform; drive speed: 0.3 km/h; 0.083 m/s) ..(3)(4)
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EC DECLARATION OF CONFORMITY Product: Mobile Elevating Work Platform Model: SR12CSM Manufacturer: Aichi Corporation 1152-10, Aza Yamashita Ryoke Oaza Ageo-shi, Saitama 362-8550 Japan Technical File: AICHI Sales Office BV Florijnstraat 4, 4903 RM Oosterhout, The Netherlands Contact: R. van Gent / President Notified body of EC type-examination: ...
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EC DECLARATION OF CONFORMITY Product: Mobile Elevating Work Platform Model: SR12CSM Manufacturer: Aichi Corporation 1152-10, Aza Yamashita Ryoke Oaza Ageo-shi, Saitama 362-8550 Japan Technical File: AICHI Sales Office BV Florijnstraat 4, 4903 RM Oosterhout, The Netherlands Contact: R. van Gent / President Sound Power Level Measured: ...
Daily Inspection Check Sheet NOTICE Make a copy of the daily inspection check sheet before performing the pre-operation checks. Inspect each item in accordance with the pre-operation check procedure described in this manual. Make a check in the appropriate box on the daily inspection check sheet depending on the inspection result.
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