IHI IC75-2 Operation Manual

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OPERATION MANUAL

IC75-2

SERIAL NUMBER

CA004001~

09884 16EN-00

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Summary of Contents for IHI IC75-2

Page 1 OPERATION MANUAL IC75-2 SERIAL NUMBER CA004001~ 09884 16EN-00...
Page 2: Table Of Contents
BEFORE STARTING OPERATION ······································································ 3-1 BEFORE STARTING THE ENGINE ······································································ 3-2 ENGINE STARTING ························································································· 3-3 AFTER STARTING THE ENGINE ········································································ 3-3 BASIC OPERATION ························································································· 3-4 Start-Travel-Stop ········································································································ 3-4 Steering Control ·········································································································· 3-5 Dump Operation ········································································································· 3-6 Engine Start/Stop Button ······························································································ 3-7 IC75-2 ENG...
Page 3 Change the Hydraulic Oil and Clean the Strainer ····························································· 4-16 Replace the Line Filter Cartridge and Return Filter Cartridge ·············································· 4-17 ENGINE OIL SYSTEM······················································································ 4-19 Check the Engine Oil Level ························································································· 4-19 Replace the Engine Oil and Engine Oil Filter ··································································· 4-20 IC75-2 ENG...
Page 4 Change the Fuses ····································································································· 4-33 Change the Fusible Link ····························································································· 4-33 Check the Battery ····································································································· 4-34 HANDLING IN COLD REGIONS ········································································· 4-35 LONG TERM STORAGE ··················································································· 4-36 TROUBLESHOOTING ······················································································ 4-37 PARTS LIST ·································································································· 4-38 SPECIFICATIONS ································································································· 5-1 SPECIFICATIONS AND DIMENSIONS ································································· 5-1 IC75-2 ENG...
Page 5: Foreword
Please understand it. Whenever a question arises regarding your machine, or this publication, please consult your local IHI distributor for the latest available information.
Page 6: Safety Information
It is the owner or user of the machine who is responsible for always paying attention to operate the machine, as well as reading and understanding this manual enough to obtain the essential knowledge and skills fundamental to correct machine operation. IC75-2 ENG...
Page 7: Safety
This manual describes the basic safety instructions to be observed in daily operation, inspection and maintenance of the machine. Observe these instructions carefully for safety. Check the safety with great care for any other matters not described in this manual. IC75-2 ENG...
Page 8: Precautions Before Operation
• Start the work only after discussing with the person in charge at the site the rules and precautions inside the work place as well as the work procedure. • When working together with other persons, determine the signals and who is to give those signals. IC75-2 ENG...
Page 9 CONDUCT WARM-UP BEFORE OPERATION If the machine is operated without carrying out sufficient warming up operation, it can lead to movements not intended by the operator, and can lead to accidents. Always carry out sufficient warming up operation. IC75-2 ENG...
Page 10: Precautions During Operation
Check that no one is within the working area of the machine before attempting to move it. • Position a guiding person to guide and check when necessary or when the field of view is bad. IC75-2 ENG...
Page 11 Be careful. DO NOT TRY TO TRAVEL OVER OBSTRUCTIONS Trying to travel over obstacles could cause the machine to lose its balance and topple over. Avoid potential obstacles in your path. IC75-2 ENG...
Page 12 Any person riding as a passenger can fall off and suffer injury. In addition, such a passenger also obstructs the driving by the Operator. Only operator is authorized to be on the machine during operation. Never let unauthorized personnel ride on the machine. IC75-2 ENG...
Page 13: Precautions After Operation
• Set the left lever unit to the lock position. • Stop the engine and take out the ignition key. • Lock the cover and all other lockable parts. Leave the operator’s seat after taking the above measures. IC75-2 ENG...
Page 14: Precautions At Transporting
INDICATIONS DURING INSPECTION AND MAINTENANCE Hang a warning board saying “Under Inspection / Maintenance” at an easy to see location of the operation lever so that novessel other than the concerned persons touches it. IC75-2 ENG...
Page 15 • Watch the track or track adjustment cylinder to see if the track is being loosened. Loosen the check valve one turn only. • Do not put your face, hand, foot, or body in front of the check valve. IC75-2 ENG...
Page 16 Removing the radiator cap or coolant tank cap when the temperature of the coolant is high can cause high temperature steam to spurt out, resulting in burns. After the coolant temperature has gone down, gradually loosen the cap to release the pressure. IC75-2 ENG...
Page 17 • Inspect for leakage of fuel, oil, and hydraulic oil and repair if there is any defect, and wipe off all oil that has leaked. • Make sure where a fire extinguisher is placed and know how to use it. IC75-2 ENG 1-10...
Page 18: Warning Signs And Labels
Check the part number for the safety sign against this manual or the actual object before placing an order. Where the warning Signs and Labels are stuck Left side of the instrument panel Viewed from direction of A CA-C101000 IC75-2 ENG 1-11...
Page 19 SAFETY 1. Precautions on safety 2. Precaution for working under the (D408 704 00) raised vessel (4448 816 00) 3. Crawler shoe tension adjustment (D405 516 00) IC75-2 ENG 1-12...
Page 20 5. Traveling on a slope (D408 689 00) (D406 188 00) 6. Loading and unloading the machine 7. Under-water works (D405 618 00) (D406 189 00) 8. Safety alarm 9. Dump bed operation warning (D408 691 00) (D408 686 00) IC75-2 ENG 1-13...
Page 21 (D405 364 00) 16. Sign indicates a hazard 17. Sign indicates a of falling. hazard of rotating Do not stand on this parts, such as belt. place. Turn off before (D405 481 00) inspection and maintenance. (D405 482 00) IC75-2 ENG 1-14...
Page 22 Do not start the engine or move any of moving equipment. the controls if there is DO NOT OPERATE or similar warning tag attached to the start switch or controls. (D405 323 00) Keep away from equipment when it is moving. (D405 488 00) IC75-2 ENG 1-15...
Page 23: Controls
CONTROLS This section describes the functions of the devices needed to operate this machine and the proper operation procedures. Understand them sufficiently and operate the machine in safe. IC75-2 ENG...
Page 24: Names Of Components
Dump cylinder Oscillating link Hydraulic tank Safety bar Travel device Engine Vessel Drive sprocket Radiator, oil cooler Rear gate Headlight Post-processing unit Rubber crawler Direction indicator lamp Air cleaner Idle tumbler Coolant tank Hydraulic pump Lower roller DEF tank IC75-2 ENG...
Page 25: Controls And Instruments
CONTROLS CONTROLS AND INSTRUMENTS Name Name Instrument panel Operator seat Left lever unit Seat belt Accelerator pedal IC75-2 ENG...
Page 26: Instrument Panel
Emergency engine stop switch (085831427) (085831437) Parking switch Engine service connector (085831428) Mode changeover switch Engine key switch (085831444) (085811006) Engine speed control dial Hour meter (EDSTW85094) Travel speed control dial Combination switches (085830800) Wiper switch Fuse box (085810773) IC75-2 ENG...
Page 27: Display Screen System
The “Fault code display screen” and “Machine information display screen” are used by our serviceman when a trouble occurs in the machine or engine. The screen returns to the “Operation screen” when the key is pressed. IC75-2 ENG...
Page 28: Explanation Of Screen Displays
Slope warning indicator Preheat indicator High speed Low speed Parking brake indicator Engine error indicator DEF indicator HEST indicator Regeneration indicator Regeneration stop indicator Engine tachometer This meter indicates the number of engine revolutions. Coolant thermometer Indicates the coolant temperature. IC75-2 ENG...
Page 29 The water temperature sensor senses the water temperature, the engine is preheated automatically, and FM-C300850 the indicator lamp goes off when preheating is completed. Do not start the engine while the preheat indicator lamp is IC75-2 ENG...
Page 30 11. Engine error indicator This indicator comes on when some kind of engine problem occurs. When an engine error is indicated, immediately contact IHI’s sales service dealer. 12. DEF indicator This indicator comes on when the DEF (Diesel Exhaust Fluid) level gets low.
Page 31: Trouble Code Display Screen
Stop the engine and inspect it. Also, please report the contents of the trouble code display to IHI or our sales service dealer. Battery charge warning indicator This indicator comes on when an abnormality is found in the charge system while the engine is running.
Page 32 It indicates the contents of the engine trouble. For details on the contents of the engine trouble that appears on the display, contact IHI’s sales service dealer. 10. Engine stop extension key Use this if, when the engine stop indicator starts flashing,...
Page 33: Regeneration Mode Selection Screen
The automatic regeneration function of the post- processing unit is disabled. The automatic regeneration function is enabled by pressing this indicator again. Machine Information Display Screen This screen is used by IHI's serviceman to check the status of the machine. IC75-2 ENG 2-10...
Page 34: Adjustment Selection Display Screen
Especially, adjust the four items from "Forward Span" through "Reverse Start" whenever changes occur to the devices related to foot including the replacements of the hydraulic pump, travel motor and rubber crawler. IC75-2 ENG 2-11...
Page 35 The maximum speed cannot be adjusted • exceeding the specification value. • If the response of the steering wheel is slow, adjusting [-] may improve the response speed. If the maximum speed is slower than the • specification value, adjust with [+]. IC75-2 ENG 2-12...
Page 36 The response to joystick input gets faster. [-] key: The response to joystick input gets slower. The adjustment of Forward Start affects the feeling of the brake during forward pivot turn and reverse travel. Therefore, make this adjustment carefully. IC75-2 ENG 2-13...
Page 37 The maximum speed cannot be adjusted • exceeding the specification value. • If the response of the steering wheel is slow, adjusting [-] may improve the response speed. If the maximum speed is slower than the • specification value, adjust with [+]. IC75-2 ENG 2-14...
Page 38 (Brightness and Contrast Adjustment Screen) Bright (Brightness) Pressing the [+] key makes the screen display brighter and pressing the [-] key makes it darker. Contrast Pressing the [+] key makes the contrast higher and pressing the [-] key makes it lower. IC75-2 ENG 2-15...
Page 39: Travel Speed Select Switch (085831427)
The parking brake safety function is provided to prevent erroneous travel after the engine key switch is turned ON. After the engine key switch is turned ON, the machine cannot travel unless the parking brake is turned ON once and then released. IC75-2 ENG 2-16...
Page 40: Mode Changeover Switch (085831444)
Travel speed control dial High speed Low speed • Automatic mode: This mode adjusts the travel speed of the machine. High speed: Rotate the dial clockwise. Low speed: Rotate the dial counterclockwise. • Manual mode: This mode is not used. IC75-2 ENG 2-17...
Page 41: Wiper Switch (085810773)
When this switch is pressed, the engine stops. Release: When this switch is turned clockwise, the lock is released and the engine can be started. 10. Engine service connector Connect the engine service tool to this connector when diagnosing engine troubles. IC75-2 ENG 2-18...
Page 42: 11. Engine Key Switch
The smallest digit shows 1/10 of an hour (6 minutes). • The meter advances as long as the engine is running even if the machine does not move. • The total operating hours are used as the guideline for inspection and maintenance time. IC75-2 ENG 2-19...
Page 43: Safety Warning Devices
The slope angle of the machine is indicated on the display. When the machine travels on a slope of 9° or more, the alarm buzzer sounds for 5 seconds. The posture at which the safety warning devices are activated IC75-2 ENG 2-20...
Page 44: Left Lever Unit
CONTROLS LEFT LEVER UNIT Name Name Joystick lever Engine start/stop button Lever lock switch Horn button Dump operation switch Spin turn button IC75-2 ENG 2-21...
Page 45 Stop: Release the switch to stop the vessel. Raise Lower: Push the upper part of the switch to lower the vessel. For more information about dump operation, see the article on "DUMP OPERATION" in the OPERATION section. IC75-2 ENG 2-22...
Page 46 This mode adjusts the travel speed of the machine. • Manual mode: This mode adjusts the number of engine revolutions. For more information about accelerator pedal operation, see the article on "TRAVEL MODES" in the OPERATION section. IC75-2 ENG 2-23...
Page 47: Operator Seat
Shake the seat back and forth lightly and check • if the seat is fixed firmly after adjusting it. If the seat is not fixed, it may move suddenly and cause unforeseen accidents. IC75-2 ENG 2-24...
Page 48: Seat Belt
ALWAYS fasten the seat belt while operating • the machine. ALWAYS check the condition of the seat belt • and mounting hardware before operating the machine. Replace the seat belt at least once every three years, regardless of appearance. IC75-2 ENG 2-25...
Page 49: Air Conditioner
LCD screen. foot (gentle breeze) Air outlet Use this switch to clear condensation on the inside of Front glass direction Underfoot the front glass and thaw frost from the outside of the front glass. IC75-2 ENG 2-26...
Page 50 ③ Using the MODE switch, select Foot switch. as the air outlet. (It is the recommended • By pressing the MODE switch, the setting position, but you can change the foot before the DEF switch was pressed is restored. position as desired.) IC75-2 ENG 2-27...
Page 51: Am Radio (Option)
• Be sure to listen to the radio at an appropriate volume level in order to secure safe operation. (4) To turn OFF the radio, rotate the VOL know Minute counterclockwise until you hear a clicking sound. adjustment Regarding seek (automatic) station selection Hour adjustment IC75-2 ENG 2-28...
Page 52: Operation
OPERATION This section describes the proper operation procedures of this machine. Always look to the safety and observe the given operation instructions and cautions to carry out works safely. IC75-2 ENG...
Page 53: Before Starting Operation
• Check the coolant level. Refill if necessary. • Check the engine oil level. Refill if necessary. • Check the fuel level. Refill if necessary. • Check the hydraulic oil level. Refill if necessary. • Check the DEF level. Refill if necessary. IC75-2 ENG...
Page 54: Before Starting The Engine
• Push down the combination switch (7) and the horn button (8) of the joystick and make sure that the horn sounds. Ask IHI’s sales service dealer for repair services, if some abnormality is found in the above check. IC75-2 ENG...
Page 55: Engine Starting
1. Make sure that all alarm lamps on the display are off. 2. Check if engine exhaust color, sound and vibrations are not abnormal. 3. After the engine has started, perform a warm-up operation (described later). IC75-2 ENG...
Page 56: Basic Operation
(2) is turned ON once and then OFF. Joystick Lever Operation Procedure Use the joystick lever as shown below. Forward: Push the joystick forward. Stop: Set the travel joystick lever to the neutral position. Backward: Pull the joystick lever backward. IC75-2 ENG...
Page 57: Steering Control
Turning ON the engine key switch while holding down the spin turn button switches the mode to the "spin turn mode." Once the "spin turn mode" is activated, spin turn operation is enabled without pressing the spin turn button. IC75-2 ENG...
Page 58: Dump Operation
6. The vessel cannot be raised while traveling. The travel speed is restricted during travel operation while the vessel is being raised or lowered. As a rule, raise or lower the vessel only when the machine is stopped. IC75-2 ENG...
Page 59: Engine Start/Stop Button
When the engine is stopped by this method, the engine key switch is in ON position and the battery is consumed. Therefore, when away from the machine for an extended period of time, be sure to stop the engine using the engine key switch (described later). IC75-2 ENG...
Page 60: Warming Up The Machine
3 to 5 minutes with the dump lever to the “Lower” position to increase the hydraulic oil temperature, when it is low. 4. Move the machine forward and backward and raise and lower the vessel several times to warm up the mechanisms. IC75-2 ENG...
Page 61: Break-In" Operation
Do not change the direction quickly. • Do not apply heavy loads to the machine or run it at high speed. Run the machine at approximately 80% of the maximum engine speed. Place loads of approximately 80% of the maximum loading capacity. IC75-2 ENG...
Page 62: Travel Modes
(3) full counterclockwise to the lowest setting and turn ON the parking switch (4). When in manual mode When in automatic mode (The indicator lamp is lit.) Mode selector switch Low speed Low speed Engine speed control dial Travel speed control dial IC75-2 ENG 3-10...
Page 63: Automatic Mode
When using the accelerator pedal, tilt the joystick lever all the way toward the direction of travel and adjust the travel speed with the amount of step on the accelerator pedal; thereby the operator can operate the machine with the feeling of driving an automobile. IC75-2 ENG 3-11...
Page 64 When you want to travel a narrow course, for instance, setting the dial at the low speed side makes it easier to travel. 4. Engine speed control dial Low speed High speed This adjusts the idling speed of the engine. CA-C201040 IC75-2 ENG 3-12...
Page 65 When the travel speed control dial is at the highest speed position High • Operating the joystick adjusts the travel speed in a speed range from stop to the maximum. • The operation of the accelerator pedal is disabled. IC75-2 ENG 3-13...
Page 66: Manual Mode
(4) to the maximum revolutions. When the accelerator pedal is released, the engine revolutions return to the original setting of dial (4). IC75-2 ENG 3-14...
Page 67 OPERATION 3. Travel speed control dial This is not used in the manual mode. Low speed 4. Engine speed control dial High speed In the manual mode, this sets the engine revolutions. CA-C201040 IC75-2 ENG 3-15...
Page 68: Stopping The Engine
2. Fill the fuel tank with fuel and urea aqueous solution. 3. Remove soil and sand from the vessel and traveling mechanisms, in particular. 4. Lock the fuel filling port, engine hood and all other lockable parts. IC75-2 ENG 3-16...
Page 69: Caution Of Travel On A Steep Slope
Traveling on slope with a loaded machine. • When driving over an obstacle, reduce the speed and Uphill drive safely with care not to turn over. Vessel • Do not accelerate or decelerate the speed or stop Downhill suddenly. CA-C301150 IC75-2 ENG 3-17...
Page 70 • Avoid using the emergency engine stop switch while traveling at high speed. Otherwise, it will not only cause the machine to turn over and/or malfunction, but also become dangerous to the operator. IC75-2 ENG 3-18...
Page 71: Precaution On Use Of Rubber Crawler Shoe
When any crack is Steel cord Covering rubber detected, immediate repair is essential. Please contact your local IHI distributor. Cautions while working and traveling DO NOT TRAVEL OR WORK ON STONE FOUNDATIONS OR SHARP ROCKS This wears down the lug and causes the steel cord to break.
Page 72 • Travel slowly and take care not to let the crawlers come off the rollers. • Do not change directions when the crawlers may have lost tension at the high and low parts of ruts and protrusions. This may cause the crawlers to come off. IC75-2 ENG 3-20...
Page 73 ALWAYS USE CORRECT TENSION ON THE SHOE Upper roller Idler Attempting to change directions on terrain with different levels or steps while the rubber crawler is still slack may damage the rubber crawlers or cause them to come off the rollers. IC75-2 ENG 3-21...
Page 74: Towing
4. Move the joystick lever in the travel direction slowly when towing starts. NOTICE When the engine is broken and will not start, the parking brake will not release. The parking brake will prevent the crawler shoe from rotating so the carrier cannot be towed. IC75-2 ENG 3-22...
Page 75: Transport
3. Maintain the slope of loading ramps within 15°. 4. Drive the machine slowly at low speed. 5. Maintain the machine balance point while traveling over the loading ramp joint areas. 6. Load the machine properly at the specified position on the trailer. IC75-2 ENG 3-23...
Page 76: Fixation At Transport
Wire rope Wire rope Apply wheel blocks in front of and behind the rubber crawlers to fix the machine. Finally, make sure that the machine is loaded properly and fixed completely. Wheel block Wheel block IC75-2 ENG 3-24...
Page 77: Lifting The Machine
Install the wire rope to the sling frame with the shackle. Install the wire rope to the crane hooks and lift upward so the crawler is a little bit above the ground, then stop lifting. If the balance is good continue slowing lifting the machine. IC75-2 ENG 3-25...
Page 78: Starting With Jumper Cables
Disconnect the clip from the negative terminal of the charged battery then. 2. Disconnect the clip of the red cable from the positive terminal of the charged battery first. Disconnect the clip from the positive terminal of the dead battery then. IC75-2 ENG 3-26...
Page 79: Maintenance
Proper maintenance is needed to maintain the machine performances for long and prevent damages and troubles in advance. This section describes the proper maintenance procedures of this machine. Carry out maintenance safely and properly in accordance with the maintenance procedures described below. IC75-2 ENG...
Page 80: Precaution On Maintenance
Use oil and grease of viscosity appropriate to the temperature. Ask IHI’s sales service dealer for important maintenance. Ask IHI’s sales service dealer for important maintenance works such as replacement of electronic parts, adjustment of the hydraulic pressure and so forth that require professional knowledge and technique.
Page 81: Use Of Safety Bar
Such an action may cause breakage of the safety bar or vessel. When the safety bar is set. Frame Removing the safety bar 1. Raise the vessel completely. 2. Remove the safety bar from the bracket and store the bar onto the frame. IC75-2 ENG...
Page 82: Periodical Replacement Of The Important Parts
DEF hose (supply module OUT to DRT) Repair or replace these parts immediately if some abnormalities or defects are found in them even before the replacement periods. Also check the fuel hoses and hydraulic hoses in daily check, monthly check and yearly check. IC75-2 ENG...
Page 83: Maintenance Intervals
Inspect coolant Coolant tank level and  replenish. Inspect antifreeze  solution density. Coolant Change coolant.  Inspect tension Fan belt  and for scratches. Inspect for cracks  and deformation. Radiator Inspect for leaks  hose and damages. IC75-2 ENG...
Page 84 Inspect.  valve DEF pump Clean and  filter change. • For more information about the engine, also refer to the Engine Operation Manual. • Inquire of IHI’s sales service dealer about the maintenance items with  marks. IC75-2 ENG...
Page 85: Recommended Lubrication Table
DEF (Diesel Use the product conforming to the DEF system Exhaust AdBlue 19 L JIS or ISO standard. Fluid) The oils and fluids marked with an asterisk (*) are used at the time of shipment from the factory. IC75-2 ENG...
Page 86: Greasing
2 positions • Dump cylinder foot pins (6) 2 positions Oscillating Link • Oscillating link pins (7) 8 positions NOTICE Grease the link pins everyday before starting works if the machine is used on damp grounds or in mud. IC75-2 ENG...
Page 87: Rubber Crawler
RUBBER CRAWLER Rubber Crawler Shoe Maintenance Rubber crawler shoe should be repaired or exchanged under the next conditions. If it is necessary to repair or replace it, contact your IHI dealer. • Height of Lugs Crack of covering rubber The rubber crawler can be used even if it is worn,...
Page 88: Track Adjustment
If the rubber crawlers are not tensioned • properly, the cylinders may be defective. Ask IHI’s sales service dealer for repair services. Loosening the rubber crawlers 1. Remove dirt and soil from around the idle tumblers. 2. Loosen the check valve until grease is discharged (by a maximum of one turn) little by little.
Page 89: Fixed Bolt Torque
(2) Tighten all of six bolts with the locktite applied at a torque of 98 to 156.9 N⋅m first. (3) Then, tighten the bolts in the order shown on the right at the specified torque of 241 N⋅m. Tighten the bolts quickly since screw locking agent is applied to them. IC75-2 ENG 4-10...
Page 90 Bracket and frame (rear) 24.6 Engine and bracket (front) Bracket and frame (front) 24.6 Hydraulic pump Tightening torque Wrench required Tightening position Bolt size (mm) (N·m) (kgf·m) Engine and pump housing Pump housing and hydraulic pump 15.9 IC75-2 ENG 4-11...
Page 91: General Torque Specifications
Tightening size thread heat- Hose size size heat-processed bolt torque (mm) processed bolt (inch) (N·m) (kgf·m) (N·m) (kgf·m) (N·m) (kgf·m) 1/4" 3/8" 1/2" 13.7 13.8 3/4" 12.0 21.2 22.5 1" 14.0 41.9 46.1 1-1/4" 17.0 72.9 82.7 IC75-2 ENG 4-12...
Page 92: Travel Reduction Gear
3. Remove the 3 plugs to discharge oil. 4. Attach the drain plug. 5. Fill the specified quantity of gear oil through the filler port. 6. Attach the level plug when oil is discharged through the level port. IC75-2 ENG 4-13...
Page 93: Hydraulic System
1. Loosen the drain plug under the hydraulic oil tank to discharge water and sediment into the container. 2. Close the drain plug when clean hydraulic oil is only discharged. 3. Check the hydraulic oil level. Refill oil if insufficient. IC75-2 ENG 4-14...
Page 94: Change The Hydraulic Oil And Clean The Strainer
Bring the machine into the posture for checking the hydraulic oil level. Stop the engine. 9. Make sure that the hydraulic oil level is within the proper range. Refill hydraulic oil if insufficient. IC75-2 ENG 4-15...
Page 95: Replace The Line Filter Cartridge And Return Filter Cartridge
5. Store the safety bars, lower the vessel and check the oil level in the hydraulic oil tank. It is OK if the oil level is between the H and L positions of the level gauge. Refill hydraulic oil if insufficient. Line filter Return filter IC75-2 ENG 4-16...
Page 96: Engine Oil System
Furthermore, it may cause increase of oil consumption, reduction of the engine output, and damage to the engine. Troubles and accidents caused by using improper engine oil are exempted from the warranty. IC75-2 ENG 4-17...
Page 97: Replace The Engine Oil And Engine Oil Filter
3. Remove the drain plug slowly so that oil will not splash on you. Discharge oil then. 4. Check drain oil. Contact IHI’s sales service dealer if it contains much metallic powder, foreign matters, etc. 5. Change the packing of the drain plug with a new one.
Page 98 2. Run the engine idle for a mean while and check if no oil leaks. 3. Check the oil level again after 15 minutes or more have passed since the engine stops. Refill the engine with engine oil if it is insufficient. IC75-2 ENG 4-19...
Page 99: Cooling System
If it is put into eyes, wash the eyes with water sufficiently immediately and consult a • doctor. If it is necessary to store it, use a container with an antifreeze mark, cap it and store it • in a place inaccessible by children. IC75-2 ENG 4-20...
Page 100: Check The Coolant Level
After inspecting for water leak, remove the radiator cap and check the fluid level in the radiator. If the coolant level is too low, replenish the radiator with coolant and then fill up the coolant tank with coolant. IC75-2 ENG 4-21...
Page 101: Change The Coolant
8. Run the engine for 5 minutes, stop the engine, and check the coolant level after the temperature of the coolant drops. If the coolant level is not full, replenish it. IC75-2 ENG 4-22...
Page 102: Check The Fan Belt
There is a mechanism to automatically adjust the fan belt tension by the spring-loaded belt tensioner pulley. If it is necessary to adjust the belt tension or change the belt, please contact IHI's sales service dealer. IC75-2 ENG 4-23...
Page 103: Inspection Of Def Level And Replenishment
DEF pump and/or the DEF injector to fail. If a fluid other than the specified DEF is pured into the tank by mistake, do not turn the starter key to the "ON" position and immediately contact IHI's sales service dealer for proper instructions. •...
Page 104: Replenishment Of Def
Regarding the above filter change, please refer to the Engine Operation Manual that comes with this machine and implement it as an inspection and maintenance item of specified period. (Please refer to CUMMINS MANUAL QSL6.7 CM2350 B105.) IC75-2 ENG 4-25...
Page 105: Fuel System
Never use any other fuel than light oil. Damages or troubles caused by using fuel other than light oil are not covered by the warranty. Name Fuel tank Water separator Fuel filter Fuel cooler Fuel piping system diagram IC75-2 ENG 4-26...
Page 106: Check The Fuel Level
• Drain the Fuel Tank 1. Loosen the drain plug (3) at the bottom of the fuel tank to discharge water and sediment into the container. 2. Close the drain plug when clean fuel is only discharged. IC75-2 ENG 4-27...
Page 107: Water Separator And Fuel Filter
When the valve is rotated by about 3.5 turns, the valve lowers by 25.4 mm and draining starts. 3. Discharge water and sediments until clear fuel comes out. 4. Once clear fuel comes out, close the valve. Open Close IC75-2 ENG 4-28...
Page 108: Replacing Water Separator And Fuel Filter
4. Start the engine at low revolution. 5. Increase the engine revolution slowly. Do not open the high-pressure engine fuel system while the engine is running. Otherwise, high-pressure fuel spouts out, resulting in serious injury or death. IC75-2 ENG 4-29...
Page 109: Air Intake And Exhaust System
Be sure to stop the engine before cleaning or changing the air cleaner. If it is cleaned or changed while the engine is running, dust is sucked in, causing engine damages. • When removing the secondary element, be careful not to introduce particles and foreign objects into the air cleaner pipe. IC75-2 ENG 4-30...
Page 110: Electric System
Detach and check the fusible link. Replace it with a new fusible link, if it has blown out. The fusible link is mounted in the battery cover. Fusible link 2P (60 A + 140 A) IC75-2 ENG 4-31...
Page 111: Check The Battery
2. Detach the terminals and polish them with a wire brush or sandpaper if they are corroded remarkably. 3. Apply grease, etc. thinly to the terminals after cleaning and tightening. IC75-2 ENG 4-32...
Page 112: Handling In Cold Regions
• Put plates on dry and solid ground and park the machine on them in order to prevent the crawlers and around them from freezing. • Discharge water from the fuel tank to prevent fuel from freezing. IC75-2 ENG 4-33...
Page 113: Long Term Storage
3. After starting the engine, let it idle for about 5 minutes. After Storage Before using the machine after long-term storage, lubricate or grease every necessary parts, check the coolant and DEF levels, and replenish them if necessary, IC75-2 ENG 4-34...
Page 114: Troubleshooting
Machine does not travel smoothly. • Short of hydraulic oil • Supply oil to specified level. • Defect of motor or reduction gear • Repair or replace parts.* • Defect of pump • Repair or replace parts.* IC75-2 ENG 4-35...
Page 115: Parts List
This parts list contains the consumable parts of the main vessel and engine of the machine. Regarding parts not listed in this parts list, please contact IHI's sales service dealer. When ordering any of the parts listed below, please notify the model, serial number, part name and quantity.
Page 116: Specifications
Tumbler center distance 3870 Overall crawler width 2500 Crawler width Minimum height from ground Vessel length 3100 Inner vessel width 2200 Vessel height Vessel floor height from ground 1280 Maximum dumping angle ºC Maximum height in dumping 4360 IC75-2 ENG...

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