Sakai SW884 Operator'S Manual Download Page 47

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2 OPERATION

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2.2.3 Scraper adjustment and replacement
Scraper

Adjusting the gap between scraper blade

ⓐ

and drum.

1) Loosen lock nuts

ⓑ

at 2 locations and nuts

ⓒ

7 locations.

2) Adjust scraper blade

ⓐ

to eliminate the clearance

between scraper blade

ⓐ

and drum.

3) Tighten nuts

ⓒ

4) Make fine adjustment of the gap between scraper

blade

ⓐ

and drum by set bolt

ⓓ

5) Tighten lock nuts

ⓑ

Replacing the scraper blade
1) Remove bolts and nuts

ⓒ

at 7 locations.

2) Replace scraper blade

ⓐ

with new one.

3) Reinstall and tighten the bolts and nuts

ⓒ

ⓐ

ⓒ

ⓓ

ⓑ

Summary of Contents for SW884

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Page 28: ...bration drum selector switch Vibration amplitude selector switch SW884 SW994 Vibration type selector switch SW884ND Vibration frequency selector switch SW884 SW994 IPF selector switch AUTO SPEED lamp EXACT COMPACT METER Steering wheel Drink holder Vibration mode selector switch Manual or Auto control Horn switch button Combination meter Parked manual regeneration switch Starter switch Emergency pr...

Page 29: ...cates the coolant temperature Zone close to symbol H indicates overheating In case of overheating run the engine at idling for about ten minutes before shutting it down Then determine the cause Fuel gauge Indicates the fuel level in the tank E The tank is empty F The tank is full Replenish fuel appropriately before the fuel runs down CAUTION Be sure to use fuel recommended by SAKAI refer to page 1...

Page 30: ...hen the engine starts running It will turn on while the engine is running when a problem arises with the electric system Stop the machine and carry out an inspection P STOP Vibrator indicator lamp Goes on when vibrator operates Eco lamp Goes on when the Engine speed selector switch is shifted to the ECO position Engine oil pressure warning lamp Goes on when engine lubricating oil pressure is lower...

Page 31: ...water is accumulated in the pre filter it will go out after draining If the lamp does not go out the engine may be abnormal Receive proper checking maintenance or repairing before a serious failure occurs IMPORTANT Hydraulic oil filter warning lamp Go on when the engine rpm is increased before the engine has been warmed up enough Keep the engine idling until the lamp goes off before starting your ...

Page 32: ...on or flash A limit will also be placed on the engine output not allowing the machine to perform to its full potential Never use the machine in such a state Use AUS32 for the DEF or an ISO 22241 1 certified DEF Do not use anything else If any kind of additive or water is mixed into the DEF the machine will not be able to function properly and it will not satisfy exhaust gas emissions standards It ...

Page 33: ...e DEF level in the tank falls below the standard level DEF quality warning lamp red Turns on or flashes when the DEF concentration is below the minimum required value or something other than DEF is detected It may also turn on when the DEF concentration approaches the minimum required value WAIT TO START When the wait to start is lit on the monitor display it means self diagnosis of the engine and...

Page 34: ...he AUTO SPEED set switch Fast flicker Goes on when either the IPF Travel mode Vibration frequency Vibration amplitude Engine speed position is changed while in the AUTO SPEED modes EXACT COMPACT METER AUTO SPEED MPH F EXACT COMPACT METER SPEED SLOW FAST Impact frequency lamp The lamp flashes depending on the rolling speed and IPF setting Rolling speed or Error codes or Temperature Display ...

Page 35: ...moment the engine has started release the key It will automatically return to the position CAUTION Set the Forward Neutral Reverse F N R lever in the neutral position and press down the Parking brake switch before starting the engine Unless these conditions are met the engine will not start Lamp switch position All lamps are switched off position Illuminates the dash panel and front lamps go on po...

Page 36: ...ine running the brake is activated When starting the engine again shift the F N R lever back to the neutral position set engine speed to idle activate the Parking brake switch and then start the engine WARNING To disengage the brake be sure to press the button again instead of pulling it Always press the button to apply the parking brake before dismounting from the machine CAUTION Never pull the s...

Page 37: ...ition Traveling 0 6 8mile h 0 11km h IMPORTANT Be sure to shift gears while the machine is being stopped Do not shirt gears during running NOTE Machine speed can be operated under at ECO or FULL position of the Engine speed selector switch Maximum speed is reference value Selection is applied only when the F N R lever is in the neutral position Frequency vpm Propel speed mile h km h 2 500 0 2 8 0 ...

Page 38: ...IMPORTANT Do not operate the vibrator on a hard area such as cement concrete pavement surface or the ground covered by thick steel sheets Turn the vibrator off when the machine is at rest Shut off the vibrator immediately if the machine gets stuck in the mud during vibratory operation Vibration drum selector switch position Only the front drum will vibrate position Both drums will vibrate position...

Page 39: ...cy selection This machine can not operate at 4 000 vpm in high amplitude NOTE Selection is applied only when the F N R lever is in the neutral position Vibration switch The Vibration switch is integrated on the F N R lever The green button toggles vibration ON and OFF When the green button is depressed the first time vibration will turn on When the green button is depressed a second time vibration...

Page 40: ...R lever position Spray system is shut off AUTO position Spray system is actuated when the F N R lever is in the forward or reverse position and deactivated when the F N R lever is moved to the Neutral position Spray switch The Spray switch is integrated on the F N R lever The blue button toggles the spray system on and off Spray pumps will turn on when the blue button is depressed once and then tu...

Page 41: ... the front or rear drum both spray bars operate providing double the volume of water going to wet the drum In most cases only pump 1 or pump 2 is selected In a few situations where a heavy application of water is required on the drum such as in very windy and or dry desert conditions both pumps are used simultaneously When only one pump is required it is recommended to alternate pumps so that they...

Page 42: ...function will only work after MANUALLY plugging in the appropriate wire harness connection Refer to 2 3 4 Traveling on page 51 for the detailed procedure on how to plug in the wire harness AUTO SPEED set switch The AUTO SPEED set switch is the top button on the F N R lever The speed at which the roller is traveling when the button is depressed will be recorded into memory The Button must be depres...

Page 43: ...levers pedals Forward Neutral Reverse lever F N R lever with AUTO SPEED Vibration Spray switch Moving the F N R lever forward or backward makes the machine travel forward or backward respectively The neutral position brings the machine to a stop The machine speed increases or decreases in proportion to the lever displacement AUTO SPEED Vibration Spray switches are integrated on this lever IMPORTAN...

Page 44: ...tinuous use of the emergency brake pedal will damage the brake Unloader valve The unloader valve disengages the drive similar to a clutch Use this valve for towing the machine when the engine is disabled or when trouble has developed in the hydraulic drive For towing Turn the knob counter clockwise Unload For normal traveling Turn the knob clockwise Onload WARNING On a slope chock the wheels and u...

Page 45: ...trical system or safety problems such as an electrical fire refer to page 117 2 2 Handling and Adjustments 2 2 1 Seat adjustment Adjust the seat for your best operating position Move the lever as shown by arrow With the lever held in that position slide the seat forward or backward as desired When properly adjusted release the lever Adjust your seat position to suit you as follows 1 Pull the lever...

Page 46: ...hen stepping on the Brake pedal down to the floor Adjust the seat so as to be able to certainly step on the Brake pedal when twisting your body around to look back in order to move the machine backwards IMPORTANT Be sure to wear the seatbelt during operation 2 2 2 Accessory socket The Accessory socket may be used when the Starter switch is turned to the position Open the cover and a 12 V DC can be...

Page 47: ...ocations 2 Adjust scraper blade ⓐ to eliminate the clearance between scraper blade ⓐ and drum 3 Tighten nuts ⓒ 4 Make fine adjustment of the gap between scraper blade ⓐ and drum by set bolt ⓓ 5 Tighten lock nuts ⓑ Replacing the scraper blade 1 Remove bolts and nutsⓒat 7 locations 2 Replace scraper bladeⓐwith new one 3 Reinstall and tighten the bolts and nutsⓒ ⓐ ⓒ ⓓ ⓑ ...

Page 48: ...ulic propulsion system disengage the brake as instructed below Use the same procedure for both front and rear drums 1 Remove the brake disengaging bolts and washers two each from the machine frame WARNING Do not try to release the brake immediately after a hot engine has been stopped Let the oil cool down For the brake disengagement wear hard hat and safety goggles and protector glove Plug Plug Br...

Page 49: ...m rotates by 60 and 90 degrees clockwise or counterclock wise Set it at the desired angle to allow you to easily see the drum edge during work 1 While depressing the swivel pedal ⓑ rotate the operator s platform by pushing or pulling with your other foot 2 As soon as it starts rotating release the swivel pedal ⓑ and continue to push the operator s platform at 60 degrees it will automatically lock ...

Page 50: ... using the Engine diagnostic switch During normal operation do not operate switches Set switch as shown in position during the normal operation position Engine diagnostic is activated position Engine diagnostic is shut off IMPORTANT When operating the Engine diagnostic switch see the engine manual When the engine malfunctions or fails contact your SAKAI Dealer immediately for appropriate inspectio...

Page 51: ...e To unlock the bar Remove the spring pin Pull out the lock pin Set the bar in the carrying position Retain the lock bar in the locked position by inserting the lock pin into the lock holes Secure the lock pin with the spring pin 2 Check that the F N R lever is in the neutral position Ⓝ 3 Confirm that the parking brake is engaged NOTE When the F N R lever is not in the neutral middle position or t...

Page 52: ...n the Parking brake switch before starting the engine Unless these conditions are met the engine will not start 1 Set the Engine speed selector switch in the IDLE position 50 min 1 Engine speed IDLE ECO FULL 900 min 1 1850 min 1 2200 min 1 2 Turn the Starter switch to the position and check that the warning lamps and parking brake indicator lamp on the monitor display are on Engine speed selector ...

Page 53: ...n for more than 15 seconds When the engine fails to start or you want to restart the engine immediately after turning it off wait around 30 seconds before restarting it If the engine does not start allow an interval before trying again Check that the warning lamps on the monitor display go off immediately after the engine is started If any of these warning lamps stay on while the engine is running...

Page 54: ...for driving 2 After the warm up operation check that Temperature gauge Pointer falls near the center zone Fuel gauge Pointer falls between the E and F marks Charge lamp Has gone off Engine oil pressure warning lamp Has gone off Engine check lamp Has gone off 3 Check for the color of exhaust gas listen for unusual sounds and vibration If abnormal determine the cause and correct the problem WARNING ...

Page 55: ...tor switch position Traveling condition 0 6 8mile h 0 11km h NOTE Selection is applied only when the F N R lever is in the neutral position WARNING On a steep slope run the machine at low speed Do not attempt to shift speed while traveling IMPORTANT Be sure to shift gears while the machine is stopped Can not shift gear during running Vibration type Propel speed mile h km h Ordinary Vibration 0 3 4...

Page 56: ...avel and the machine will begin traveling NOTE The travel speed can be controlled by the Engine speed selector switch and F N R lever WARNING Pay extreme attention to the area behind the machine when backing since the space just behind it tends to be a blind spot Pay careful attention to your surroundings and maintain control of the machine when changing switch positions Whenever possible stop the...

Page 57: ...n the neutral position 2 Identify the connectors PRO EME on the SCR cover on right side of the machine 3 Remove the plugs from connector PRO then exchange connectors PRO and EME 4 Make sure the connectors are properly connected close the hood but do not start the engine until you have checked the surrounding area for obstacles Also make sure that the Emergency propel switch and traveling direction...

Page 58: ...safety Avoid parking on a grade If necessary to park on a grade chock the drums to prevent unexpected moving down the grade 1 Bring the F N R lever to the neutral position Ⓝ and the machine will come to a halt CAUTION For normal braking move the F N R lever back to the neutral position In an emergency depress the Brake pedal IMPORTANT When pressing the Brake pedal the brake is activated and the en...

Page 59: ...he current machine speed 2 Check the AUTO SPEED lamp If the AUTO SPEED is successfully set up in Step 1 the AUTO SPEED lamp will remain lit If the lamp is not illuminated repeat Step 1 3 After setting the AUTO SPEED in Step 1 move the F N R lever to the neutral position Ⓝ The AUTO SPEED feature is now set so that the machine will travel at the preset speed when the F N R lever is in the full forwa...

Page 60: ...lamp is not flickering press the top button again and hold for at least one second 3 Move back the F N R lever to neutral position Ⓝ AUTO SPEED is canceled after the machine stops 4 Check the AUTO SPEED lamp When the AUTO SPEED is canceled completely the lamp goes off CAUTION Move the F N R lever slowly at first after the AUTO SPEED feature has been canceled because the machine response will be fa...

Page 61: ...s in motion 3 Remove the Starter switch key WARNING When dismounting from the machine apply the brake by pressing the Parking brake switch If necessary to park on a grade chock the wheels to prevent unexpected moving down the grade Never fail to remove the Starter switch key 2 3 8 Check after stopping the engine 1 Perform the walk around checks for oil and water leakage abnormal signs around the d...

Page 62: ...d surfaces 2 Select or AUTO position of the Vibration mode selector switch position Vibration can be controlled by the vibration switch on the F N R lever AUTO position Vibration is automatically engaged when the F N R lever is moved into the forward or reverse positions NOTE For vibratory rolling run the engine at FULL or ECO 3 Select vibration drum of the Vibration drum selector switch position ...

Page 63: ...amplitude at a frequency of 3 000 vpm Selection is applied only when the F N R lever is in the neutral position 7 Select Impacts Per Foot using the IPF selector switch Number of Impacts Per Foot is selected as an input value for the EXACT COMPACT METER Refer to 2 7 EXACT COMPACT Operation on page 69 IPF number can be selected from 10 11 12 13 14 15 The green lights on the EXACT COMPACT METER will ...

Page 64: ...ndicator lamp on the F N R lever will illuminate To shut off vibration press and hold the Vibration switch green button on the F N R lever for at least one second The vibration indicator lamp will shut off when no vibration is occurring WARNING Pay careful attention to your surroundings and maintain control of the machine when changing switch positions Whenever possible stop the machine to change ...

Page 65: ... regeneration lamp Regeneration lamp will turn on Press the Parked manual regeneration switch in accordance with the prescribed procedures The exhaust equipment high temperature lamp will turn on when regeneration begins and the parked manual regeneration lamp regeneration lamp will flash Parked manual regeneration request emergency lamp will flash Parked manual regeneration lamp Regeneration lamp...

Page 66: ...e engine off immediately after regeneration Put the throttle lever in the idling position and let the engine idle to gradually cool it for around 5 minutes Stopping the engine suddenly without letting it cool may shorten the life span of engine parts Continuing to use the machine without carrying out regeneration when the parked manual regeneration lamp regeneration lamp is flashing may in the wor...

Page 67: ...e following procedures when there is an abnormality in the DEF SCR system When the DEF level is low Countermeasure When the above warning is displayed fill the tank immediately with DEF designated by our company If the warning lamp does not turn off even after filling the tank with DEF stop the engine make sure the system busy lamp turns off then turn the Starter switch from the position to the po...

Page 68: ...F quality warning lamp red will turn on Further continuing to drive the machine without implementing the appropriate measures will result in flashing of the DEF level warning lamp amber and lowered engine output Further continuing to drive the machine without implementing the appropriate measures will result in the engine warning lamp turning on and the engine rpm dropping to low idling level The ...

Page 69: ... it clean and wash with water Neglecting to do so may lead to toxic gases or corrosive substances being given off CAUTION Put AUS32 or ISO International Organization for Standardization ISO22241 1 certified DEF in the DEF tank Using anything else may cause breakdowns in the DEF SCR system Never modify the DEF SCR system The machine will not be able to function properly and it will not satisfy exha...

Page 70: ...n the F N R lever is in the forward or reverse position and deactivated when the F N R lever is moved to the Neutral position 3 Select water pumps for front and rear drums Two each of same water pumps are installed to front drum and rear drum spray system There are three positions at each switch PUMP1 position Actuate pump 1 Center position Actuate pump 1 when select intermittent spray see 4 Actua...

Page 71: ...h blue button and hold for at least one second and the system will start spraying The spray lamp will illuminate Pressing and holding the Spray switch blue button for at least one second while the system is spraying will cause the sprinkling to stop The spray indicator lamp will turn off WARNING Pay careful attention to your surroundings and maintain control of the machine when changing switch pos...

Page 72: ...ilters 5 Run the water pumps approximately 30 seconds with the drain cocks open 6 Make sure water is completely drained from all hoses water pumps and spray nozzles CAUTION To avoid freezing fully drain the water tank pipes and filters in cold weather Pay attention to the water level because turning the pump with an empty water tank will damage the pumps Water pump drain cocks ⓓ ⓐ ⓑ ⓒ Spray bars a...

Page 73: ... 2 Indicates the rolling speed 3 Indicates the error codes of the machine controller 4 Indicates the rolling surface temperature OPTION 2 7 2 Operating instruction IPF selector switch The desired number of Impacts Per Foot can be selected as an input for the EXACT COMPACT METER IPF number can be selected from 10 11 12 13 14 15 NOTE Selection is applied only when the F N R lever is in the neutral p...

Page 74: ...codes Temperature display When the Starter switch key is turned to the Starter switch position PON shows up for approximately 2 seconds After that the rolling speed is displayed If there is an error in the system the error code is displayed Temperature is displayed when the Temperature Machines speed selector switch is selected to F position NOTE Temperature display function is OPTIONAL Red lamp Y...

Page 75: ...ter green light stays illuminated 6 Using the AUTO SPEED function refer to page 55 will assist compaction work The following table shows reference with Frequency I P F Propel speed CAUTION When using the EXACT COMPACT METER in vibratory mode be sure to run the engine at ECO or FULL engine speed If the engine is not running at the ECO or FULL speed position the EXACT COMPACT METER may display inacc...

Page 76: ...e Short circuit to machine controller No E22 IPF selector switch Broken wire Short circuit to machine controller No E31 Current control Propel pump solenoid for forward Current outside the nominal range Yes E32 Current control Propel pump solenoid for reverse Current outside the nominal range Yes E33 Current control Vibration pump solenoid for front Hi Current outside the nominal range No E34 Curr...

Page 77: ...oing downhill Use the F N R lever Run slowly going downhill Do not use excessive speed Avoid changing speed if possible when going downhill Start slowly and end slowly on steep downgrades Use the engine brake Go downhill by applying the engine brake along with the F N R lever operation 2 9 3 On a slope Working on a sidehill Work in an uphill downhill direction and avoid working on sidehill with th...

Page 78: ...from the machine Muds can get into the seals together with water drops on the hydraulic cylinder piston rod Damaged seals will result 3 Park the machine on a hard and dry surface If such a place is not available cover the ground with hard plates 4 Low temperature will cause a significant reduction of battery efficiency Cover batteries or take them off the machine and store in a warm place for the ...

Page 79: ... a proper loading stand 2 12 1 Use of a trailer equipped with a winch WARNING Placing the unloader valve in UNLOAD position disrupts the power for traction Do not enter the areas ahead of and behind the machine It is very dangerous 1 Engage the trailer brake and chock its wheels Fix the ramps so that the machine and trailer are completely aligned The angle between the ramps and ground must be less...

Page 80: ...according to the width of the roller drum 2 Decide the correct direction of run and conduct loading or unloading at low speed For loading run forward at low speed For unloading run backward at low speed 3 Locate the machine correctly on the trailer 2 13 After Loading the Machine When the machine has been located properly on the trailer tie it down as follows 1 Press the Parking brake switch to app...

Page 81: ...and oil with low viscosity refer to page 112 2 15 2 Coolant WARNING Do not bring an open flame to the antifreeze or do not smoke when handling it It is inflammable CAUTION Use ethylene glycol base antifreeze For the cooling water mix the antifreeze in water Use softened water as the water to be mixed Please refer to the following table for the mixing ratio Our machines are filled with a long life ...

Page 82: ...om of the fill neck Wait for 1 minute then top up coolant to the bottom of the fill neck if needed 2 Start engine and run at ECO speed for 1 minute or until engine warning lamp comes on 3 Turn off engine and top up coolant to bottom of fill neck if needed 4 Replace coolant cap 2 15 3 DEF When the DEF inside the tank freezes it may expand damaging equipment inside the tank or parts Fill the tank wi...

Page 83: ...als with tools or other metallic objects Tangled terminals may generate sparks due to improper connections resulting in the danger of explosions Make sure terminals are connected firmly The battery is for starting the engine and operating electrical equipment on the machine Do not use it for any other purpose When the temperature decreases the battery capacity will lower possibly freezing the elec...

Page 84: ...e month proceed as follows 1 Store the machine in a closed area after cleaning 2 Conduct oiling greasing and changing of oil 3 Fill up the DEF tank However fill the tank with DEF to less than half full if there is a danger of freezing 4 Grease lubricate the exposed portion of hydraulic cylinder piston rods 5 Cover the battery after disconnecting the negative cable or take off the battery from the ...

Page 85: ...sed for two months or more after storage Change the DEF pump filter and fill up the DEF tank before starting the engine Check the SCR system to make sure there are no abnormalities after starting the engine If there is something wrong with the SCR system stop the engine and restart it If there is an abnormality in the SCR system even after restarting the engine contact one of our sales offices or ...

Page 86: ...erate sparks causing an explosion Loose battery terminals can cause sparks An explosion will result When connecting the terminals make certain that they are tight CAUTION The power supply voltage of this machine is 12V 2 19 1 Connection and disconnection of booster cables When jump starting the engine connect the booster cables as follows Connection of booster cables 1 Connect one end of the posit...

Page 87: ...p starting the engine Do not allow the machine to make careless contact with the booster supply Do not make wrong connections Connect the negative cable to the engine block earth far away from the battery as sparks may occur when connecting CAUTION Use booster cables and end clips of proper size suited to the battery capacity Use the batteries of the equal capacity for the machine and booster supp...

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Sakai SW884, Operator'S Manual

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