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Service - 86

SK1050 Operator’s Manual

1000 Hour

Change Engine Coolant

Drain cooling system at drain (2). Add approved
coolant at fill (1) every 1000 hours.

Adjust Valve Clearance

Adjust valve clearance every 1000 hours.

To adjust, see a certified Yanmar

engine technician.

Location

Task

Notes

Change engine coolant

Adjust valve clearance

Yanmar

certified technician

NOTICE:

•

The use of non-approved coolant may
lead to engine damage or premature
engine failure and will void engine
warranty.

•

See page 70 for list of approved coolants.

NOTICE:

If valve clearance is adjusted by anyone other than a certified Yanmar

engine technician,

engine warranties could be voided. Please see engine manual for more information.

t35om031w.eps

Содержание SK1050

Страница 1: ...SK1050 Operator s Manual 053 2963 Issue 2 0 Original Instruction ...

Страница 2: ...rator s Manual Overview 1 Overview Chapter Contents Serial Number Location 2 Intended Use 3 Equipment Modification 3 Unit Components 4 Operator Orientation 5 About This Manual 6 Bulleted Lists 6 Numbered Lists 6 ...

Страница 3: ...mber Location Serial Number Location Record serial numbers and date of purchase in spaces provided Unit serial number is located as shown Item date of manufacture date of purchase unit serial number engine serial number t53om001h eps t53om001h eps ...

Страница 4: ... Use in any other way is considered contrary to the intended use The SK1050 should be operated serviced and repaired only by persons familiar with its particular characteristics and acquainted with the relevant safety procedures Equipment Modification This equipment was designed and built in accordance with applicable standards and regulations Modification of equipment could mean that it will no l...

Страница 5: ...Overview 4 SK1050 Operator s Manual Unit Components Unit Components 1 Operator station 2 Tracks 3 Engine compartment 4 Lift arms 5 Attachment plate 1 2 3 4 5 t53om002h eps t53om002h eps ...

Страница 6: ...SK1050 Operator s Manual Overview 5 Operator Orientation Operator Orientation 1 Front of unit 2 Right side of unit 3 Rear of unit 4 Left side of unit 1 2 3 4 t53om003h eps t53om003h eps ...

Страница 7: ...view pages for basic operating procedures Cross references such as See page 50 will direct you to detailed procedures Bulleted Lists Bulleted lists provide helpful or important information or contain procedures that do not have to be performed in a specific order Numbered Lists Numbered lists contain illustration callouts or list steps that must be performed in order ...

Страница 8: ... copy contact your Ditch Witch dealer If you need assistance in locating a dealer visit our website at www ditchwitch com or write to the following address The Charles Machine Works Inc Attn Marketing Department PO Box 66 Perry OK 73077 0066 USA The descriptions and specifications in this manual are subject to change without notice The Charles Machine Works Inc reserves the right to improve equipm...

Страница 9: ...number 2 0 OM 02 18 Part number 053 2963 Copyright 2016 2018 by The Charles Machine Works Inc and Ditch Witch are registered trademarks of The Charles Machine Works Inc This product and its use may be covered by one or more patents at http patents charlesmachine works ...

Страница 10: ...llation path if needed preparing the jobsite for work and connecting attachments 41 Drive procedures for startup cold start driving and shutdown 51 Transport procedures for lifting hauling and towing 57 Complete the Job procedures for restoring the jobsite and rinsing and storing equipment 65 Service service intervals and instructions for this machine including lubrication replacement of wear item...

Страница 11: ...Contents 10 SK1050 Operator s Manual Appendix additional information about Ditch Witch equipment 103 ...

Страница 12: ...alifornia Proposition 65 Warning 12 Emergency Procedures 13 Electric Strike Description 13 If an Electric Line is Damaged 14 If a Gas Line is Damaged 15 If a Fiber Optic Cable is Damaged 16 If Machine Catches on Fire 16 Safety Alert Classification 17 Machine Safety Alerts 18 ...

Страница 13: ...tive equipment Review jobsite hazards safety and emergency procedures and individual responsibilities with all personnel before work begins Safety videos are available from your Ditch Witch dealer or at www ditchwitch com safe Safety Data Sheets SDS are available at www ditchwitch com support Fully inspect equipment before operating Repair or replace any worn or damaged parts Replace missing or da...

Страница 14: ...Low voltage current can injure or kill Many work related electrocutions result from contact with less than 440 volts Most electric strikes are not noticeable but indications of a strike include power outage smoke explosion popping noises arcing electricity If any of these occur assume an electric strike has occurred Jobsite hazards could cause death or serious injury Use correct equipment and work...

Страница 15: ...ity company to shut off power Do not return to jobsite or allow anyone into area until given permission by utility company If you suspect an electric line has been damaged and you are off tractor DO NOT TOUCH TRACTOR Take the following actions The order and degree of action will depend upon the situation LEAVE AREA The ground surface may be electrified so take small steps with feet close together ...

Страница 16: ...uickly Warn others that a gas line has been cut and that they should leave the area Leave jobsite as quickly as possible Immediately call your local emergency phone number and utility company If jobsite is along street stop traffic from driving near jobsite Do not return to jobsite until given permission by emergency personnel and utility company Fire or explosion possible Fumes could ignite and c...

Страница 17: ...tches on Fire Perform emergency shutdown procedure and then take the following actions The order and degree of action will depend on the situation Immediately move battery disconnect switch if equipped and accessible to disconnect position If fire is small and fire extinguisher is available attempt to extinguish fire If fire cannot be extinguished leave area as quickly as possible and contact emer...

Страница 18: ...vels DANGER WARNING and CAUTION Learn what each level means indicates a hazardous situation that if not avoided will result in death or serious injury This signal word is to be limited to the most extreme situations indicates a hazardous situation that if not avoided could result in death or serious injury indicates a hazardous situation that if not avoided could result in minor or moderate injury...

Страница 19: ... Alerts Machine Safety Alerts 1 Lift point See Transport chapter for more information 274 442 2 Tiedown location See Transport chapter for more information 274 318 3 Fire or explosion possible Do not use starter fluid 273 459 2P 274 206 2P 700 206 2P ...

Страница 20: ...ar hearing protection 700 009 2 P 6 Moving parts can crush Secure cylinder with locking device before servicing 273 413 7 Hot parts may cause burns Do not touch until cool or wear gloves 275 355 2 P 8 Crushing weight could cause death or serious injury Stay away 275 326 9 Moving parts could cut off hand or foot Stay away 275 184 10 Misuse of machine can cause death or serious injury Read and under...

Страница 21: ...Safety 20 SK1050 Operator s Manual Machine Safety Alerts ...

Страница 22: ...SK1050 Operator s Manual Controls 21 Controls Chapter Contents Gauges and Indicators 22 Graphic Display 24 Service Interval Screen 31 Controls 34 Engine Compartment 38 Attachment Plate 39 ...

Страница 23: ...al Gauges and Indicators Gauges and Indicators 1 Auxiliary outlet 2 Graphic display 3 Hydraulic fluid level sight glass 4 Fuel gauge Item Description Notes 1 Auxiliary outlet To operate work lights or other 12V devices plug into outlet ...

Страница 24: ...c Display on page 24 3 Hydraulic fluid sight glass Shows level of hydraulic fluid in tank Maintain fluid at halfway point on glass 4 Fuel gauge Shows level of fuel in tank NOTICE Use low sulfur or ultra low sulfur fuel only Item Description Notes c00ic098w eps c00ic099w eps c00ic100w eps ...

Страница 25: ... indicator 9 DPF inhibited indicator 10 Hourmeter 11 Engine speed setpoint increase button 12 Engine speed setpoint decrease button 13 Menu button 14 Engine speed RPM 15 Throttle system state indicator 16 Service reminders button 17 Engine RPM setpoint indicator 18 Tier 4 menu button 19 Electrical system voltage 20 Engine percent load gauge STOP 125 15 20 10 RPMx100 25 30 5 230 32 190 150 110 F 70...

Страница 26: ...place filter between 25 and 0 Reset after replacing air filter To view the air filter percentage before 25 unrestricted press the diagnostics menu button at any time 3 Hydraulic fluid temperature indicator Lights and alarm sounds when hydraulic fluid is overheating Check hydraulic fluid level Reduce load Ensure oil cooler is clean 4 Engine over temperature indicator Flashes when temperature rises ...

Страница 27: ...e Go to Diagnostics menu to see the active and stored error messages 6 Glow plug indicator Lights when ignition switch is on and engine ECU determines glow plugs are required to start machine 7 DPF regeneration indicator Flashes if regeneration is needed but has not occurred yet Lights solid while regeneration is occurring Item Description Notes c00ic102w eps c00ic103w eps c00ic104w eps ...

Страница 28: ...IMPORTANT System will remain in inhibited mode until unit is returned to automatic mode Manual exhaust cleaning DPF REGEN must be initiated through Tier 4 menu when this indicator is on See Exhaust Cleaning Tier 4 Only on page 72 10 Hourmeter Displays engine operating time Use these times to schedule service 11 Engine speed increase button To increase engine speed push once To increase to full spe...

Страница 29: ...hrottle system state indicator Displays one of the three states of the throttle system Startup indicates the system is controlling its own throttle during startup conditions Auto indicates that the auto throttle system is active and controlling engine throttle based on the user s selected rpm setpoint To enable auto throttle go to the settings menu No indication means that the rpm setting is under...

Страница 30: ...TANT When in manual throttle mode this is the RPM the engine will try to maintain When in auto throttle mode this indicates the full throttle setpoint 18 Tier 4 menu button Press to go to the exhaust cleaning REGEN control menu 19 Electrical system voltage Displays system voltage Should show 12 14V with engine running Item Description Notes c00ic112w eps c00ic113w eps c00ic114w eps Tier 4 c00ic008...

Страница 31: ...Controls 30 SK1050 Operator s Manual Graphic Display 20 Engine percent load gauge Displays the load on the engine Item Description Notes c00ic115w eps ...

Страница 32: ...scription Notes 1 Selected service reminder Displays current service reminder Service reminders are programmed to follow initial service reminders See the Service chapter on page 67 for intervals 2 Service reminder interval Displays current interval of the service reminder 3 Time remaining Displays time remaining until the next service reminder 4 Time base calculator Displays the time base for the...

Страница 33: ...previous reminder or parameter or decreases service intervals by 10 hours IMPORTANT Use the Service chapter beginning on page 67 to set service reminder intervals 8 Interval increase Selects the next reminder or parameter or increases service interval by 10 hours 9 Up selection Will move the selection on the screen up Item Description Notes c00ic121w eps c00ic120w eps c00ic119w eps c00ic118w eps ...

Страница 34: ...SK1050 Operator s Manual Controls 33 Service Interval Screen 10 Down selection Will move the selection on the screen down Item Description Notes c00ic117w eps ...

Страница 35: ...ontrol or Track drive joystick optional 2 Right track drive control or Track drive joystick optional 3 Parking brake switch 4 Worklight switch 5 Ignition switch 6 Lift arm control 7 Attachment drive control 8 Auxiliary manifold circuit selector 9 Attachment drive foot control ...

Страница 36: ...ackward pull To go faster in either direction move control farther from neutral To stop move to neutral To steer while moving forward push joystick forward then move left or right Unit will gradually turn left or right To steer while moving backward pull joystick back then move left or right Unit will gradually turn left or right For tight steering in low speed move joystick to center position the...

Страница 37: ...s in on position without engine running 6 Lift arm control To move lift arms down push To float push forward to end To move lift arms up pull To curl attachment up move to left To curl attachment down move to right IMPORTANT Exercise caution when lifting loads See page 94 for operating capacities 7 Attachment drive control To engage attachment drive in reverse push forward To engage attachment dri...

Страница 38: ... 9 Attachment drive foot control To hold attachment drive in engaged position forward or reverse move lever in desired direction and press pedal To return attachment drive control to neutral release pedal IMPORTANT Use foot pedal to hold attachment control in the on position when hands are busy operating lift arm or track drive controls If attachment drive control handle moves when foot control pe...

Страница 39: ...anual Engine Compartment Engine Compartment 1 Battery disconnect switch Item Description Notes 1 Battery disconnect switch To connect turn clockwise To disconnect turn counterclockwise 1 1 t53om004h eps t53om004h eps c00ic156w eps _ ...

Страница 40: ...dicator To level bucket adjust bucket position until indicator is at top of sleeve To level other attachments adjust attachment position until it is level Mark indicator position on sleeve Use mark to indicate level with that attachment 2 Attachment latches To lock attachment move latch down To unlock attachment move latch up t43om034w eps 1 2 ...

Страница 41: ...Controls 40 SK1050 Operator s Manual Attachment Plate ...

Страница 42: ... Penetrating Jobs 42 Above Ground Jobs 42 Inspect Site 43 Identify Hazards 43 Classify Jobsite 44 Select a Classification 44 Apply Precautions 45 Check Supplies and Prepare Equipment 46 Check Supplies 46 Prepare Equipment 46 Assemble Accessories 47 Connect Attachment 47 Attachment 47 Hydraulic Hoses 49 ...

Страница 43: ... Plan for Emergency Services Have the telephone numbers for local emergency and medical facilities on hand Check that you will have access to a telephone Ground Penetrating Jobs Notify One Call Services Mark proposed path or excavation area with white paint and have underground utilities located before working In the US or Canada call 811 US or 888 258 0808 US and Canada Also contact any local uti...

Страница 44: ...gns of utilities buried utility notices utility facilities without overhead lines gas or water meters junction boxes drop boxes light poles manhole covers sunken ground traffic access soil type and condition Have an experienced locating equipment operator sweep area within 20 6 m to each side of work path Verify previously marked line and cable locations Identify safety hazards and classify jobsit...

Страница 45: ...excavation area with white paint and have underground utilities located before working Verify location of previously marked underground hazards Mark jobsite clearly and keep spectators away Remember jobsite is classified by hazards in place not by line being installed If working then classify jobsite as within 10 3 m of a buried electric line electric within 10 3 m of a natural gas line natural ga...

Страница 46: ... occurring substance found in soil sand concrete granite and quartz Breathing silica dust particles while cutting drilling or working materials may cause lung disease or cancer Other Jobsite Precautions You may need to use different methods to safely avoid other underground hazards Talk with those knowledgeable about hazards present at each site to determine which precautions should be taken or if...

Страница 47: ...evels fuel hydraulic fluid battery charge engine oil Condition and Function all controls parking brake pins See Check Brake Operation on page 74 filters air oil hydraulic tracks pumps and motors hoses and valves signs guards and shields NOTICE Use low sulfur or ultra low sulfur fuel only Improper control function could cause death or serious injury If control does not work as described in instruct...

Страница 48: ...t 2 Start engine 3 Tilt mount plate 2 forward 4 Position mount plate in the upper lip of the receiver plate 1 on attachment 5 Raise lift arms while tilting back mount plate NOTICE Use only Ditch Witch approved attachments Attachments can change the stability and operating characteristics of the unit See attachment operation manual for instructions regarding proper operation of attachments IMPORTAN...

Страница 49: ...ngage 7 Ensure pins are engaged by rotating attachment down Read operator s manual Know how to use all controls Your safety is at stake To help avoid injury Ensure proper connection by verifying that bottoms of lock pins are visible under attachment receiver plate shown t43om007w eps ...

Страница 50: ...d injury Escaping pressurized fluid can cause injury or pierce skin and poison Before disconnecting a hydraulic line turn engine off and operate all controls to relieve pressure Lower block or support any raised component with a hoist Cover connection with heavy cloth and loosen connector nut slightly to relieve residual pressure Catch all fluid in a container Before using system check that all co...

Страница 51: ...onnect male coupler on attachment to female coupler 2 on unit 6 Connect female coupler on attachment to male coupler 1 on unit 7 If needed connect attachment case drain hose to case drain connector 3 8 For attachments that have a secondary function connect those hoses to the secondary circuit 4 5 To use the secondary function see Attachment drive control on page 36 9 Ensure that connections are se...

Страница 52: ...SK1050 Operator s Manual Drive 51 Drive Chapter Contents Start Unit 52 Drive 52 Shut Down 55 ...

Страница 53: ... well ventilated areas EMERGENCY SHUTDOWN Turn ignition switch to STOP Tipover possible Machine can tip over and crush you To help avoid injury Always operate with load end uphill Always carry load low High load can cause tipping loss of load or loss of visibility Operate at slow speed when on rough terrain Never drive across slopes Never jerk control levers Use a steady even motion Do not park un...

Страница 54: ...operation of attachments Read operator s manual Know how to use all controls Your safety is at stake To help avoid injury Allow hydraulic fluid time to warm up before operating in cold weather Cold hydraulic fluid can lengthen ground drive stopping time IMPORTANT If needed for attachment operation push attachment drive foot control to hold attachment control in the forward position while operating...

Страница 55: ...his manual It is therefore important for the operator to be aware of these conditions and adjust operation accordingly Maximum engine angle and braking performance are two absolute limits which must never be exceeded These maximums are stated below since they are design limits These design limits usually exceed the operating limits and must never be used alone to establish safe operating angle for...

Страница 56: ... Drive 55 Shut Down Shut Down 1 Lower lift arms to ground 2 Move all controls to neutral position 3 Engage parking brake 4 Move throttle to lowest position and allow machine to cool 5 Turn ignition switch to STOP 6 Remove key ...

Страница 57: ...Drive 56 SK1050 Operator s Manual Shut Down ...

Страница 58: ...SK1050 Operator s Manual Transport 57 Transport Chapter Contents Lift 58 Points 58 Procedure 58 Haul 59 Load 59 Tie Down 60 Unload 61 Retrieve 62 ...

Страница 59: ...ons on page 93 or measure and weigh equipment before lifting Use one of the methods below Use two points nearest operator station Use three lift points as shown Crushing weight could cause death or serious injury Stay away To help avoid injury Only lift unit without attachment installed IMPORTANT Front of unit will be lower than rear of unit when using only two lift points NOTICE Do not lift unit ...

Страница 60: ...l controls are in neutral position 10 Turn ignition switch to STOP 11 Tie down unit Crushing weight could cause death or serious injury Stay away To help avoid injury Load and unload trailer on level ground Incorrect loading can cause trailer swaying Attach trailer to vehicle before loading or unloading To help prevent trailer sway load trailer so that ten to fifteen percent of total vehicle weigh...

Страница 61: ... Tiedown points are identified by tiedown decals Securing to truck or trailer at other points is unsafe and can damage machinery Procedure Loop tiedowns around unit at tiedown points Make sure tiedowns are tight before transporting t53om005h eps t53om005h eps ...

Страница 62: ...ow 6 Adjust throttle to low speed and slowly back unit down trailer or ramps Crushing weight could cause death or serious injury Stay away To help avoid injury Load and unload trailer on level ground Attach trailer to vehicle before loading or unloading If unloading from tilt bed trailer be prepared for trailer to tilt Moving machine Crushing can cause death or serious injury To help avoid injury ...

Страница 63: ...distances at less than 1 mph 1 6 km h do not tow for more than 100 30 m use no more than 1 300 lb 5800 N of towing force open bypass valve on each pump section if engine will not start remove rear panel and unbolt parking brake assembly Read operator s manual Know how to use all controls Your safety is at stake 273 475 NOTICE When bypass valve is open unit has no brakes t43om010w eps rear tow poin...

Страница 64: ...three turns Return Unit to Normal Operation 1 Tighten bypass valves and tighten locknut to 15 18 ft lb 20 25 N m 2 Disengage parking brake 3 Unblock tracks IMPORTANT Open bypass valves in both front and rear pumps NOTICE When bypass valves are open unit has no brakes IMPORTANT Close bypass valve in both front and rear pumps t53om008h eps t53om008h eps t43om030w eps ...

Страница 65: ...Transport 64 SK1050 Operator s Manual Retrieve ...

Страница 66: ...SK1050 Operator s Manual Complete the Job 65 Complete the Job Chapter Contents Rinse Equipment 66 Disconnect Attachment 66 Stow Tools 66 ...

Страница 67: ...rake pin area Disconnect Attachment 1 Lower attachment to the ground 2 Turn off engine 3 Disengage lock pins by lifting handles upward 4 Cycle attachment drive control and disconnect hydraulic hoses if used 5 Start engine 6 Tilt mount plate forward and back unit away from attachment Stow Tools Make sure all tools and accessories are loaded and properly secured on trailer NOTICE Do not spray water ...

Страница 68: ...nual Service 67 Service Chapter Contents Precautions 68 Working under Raised Lift Arms 68 Welding Precaution 68 Recommended Lubricants Service Key 69 10 Hour 73 50 Hour 78 250 Hour 81 500 Hour 84 1000 Hour 86 As Needed 87 ...

Страница 69: ...ective equipment Crushing can cause death or serious injury Secure extended cylinder with locking device before servicing 273 231 NOTICE Welding can damage electronics Disconnect battery to prevent damage to battery Do not turn off battery disconnect switch with engine running or alternator and other electronic devices may be damaged Connect welder ground clamp close to welding point and make sure...

Страница 70: ...ash phosphorous and sulfur low SAPs oil See Engine Oil Temperature Chart on page 70 DEAC Diesel engine antifreeze coolant meeting CES 14603 THF Tractor hydraulic fluid similar to Phillips 66 PowerTran Fluid Mobilfluid 423 Chevron Tractor Hydraulic Fluid Texaco TDH Oil or equivalent MPG Multipurpose grease meeting NLGI GC LB Grade 2 Check level of fluid or lubricant Filter Check condition Adjust se...

Страница 71: ...d Coolant This unit was filled with coolant meeting Cummins CES 14603 before shipment from factory Add or replace only with coolant meeting this specification such as Fleetguard ES Compleat coolant This coolant is available pre diluted from your Ditch Witch dealer as part number 255 1055 Contact your Cummins service partner for a full list of approved coolants meeting CES 14603 IMPORTANT Use the S...

Страница 72: ... if certain steps are taken Extra attention is needed when using biodiesel especially when operating in cold weather or storing fuel Contact your Ditch Witch dealer or the engine manufacturer for more information Avoid static electricity when fueling Ultra Low Sulfur Diesel ULSD poses a greater static ignition hazard than earlier diesel formulations Avoid death or serious injury from fire or explo...

Страница 73: ... finished The exhaust cleaning inhibited icon will light and remain on until the system is returned to automatic exhaust cleaning mode The exhaust cleaning icon will light when the system is inhibited and an exhaust cleaning cycle is needed The icon will flash when exhaust cleaning is needed If the area will allow it return the unit to automatic cleaning mode in the Tier 4 menu and let it run auto...

Страница 74: ...Service Indicator and Clean Dust Ejector Valve Check air filter service indicator 1 and dust ejector 2 at startup and every 10 hours and change filter as needed Ensure that valve is not inverted damaged plugged or cracked Location Task Notes Check engine oil level DEO Check engine air filter service indicator Check hydraulic fluid level THF Check brake operation Check lug nut torque 88 95 ft lb 10...

Страница 75: ... Check Brake Operation Check brake operation at startup and every 10 hours or more often when conditions warrant Ensure parking brake pin shown moves freely allowing brake to be engaged and disengaged Clean mud and debris from area around pin Check Lug Nut Torque Check lug nut torque at 10 hours 50 hours and every 200 hours thereafter Tighten to 88 95 ft lb 108 129 N m as needed IMPORTANT Engine m...

Страница 76: ...y 10 hours Maintain coolant level at 1 3 point on bottle If low add approved coolant Check Water Separator Filter Check water separator filter at startup and every 10 hours When red float ring is raised water should be drained See Drain Water Separator Filter on page 88 IMPORTANT See page 70 for information on approved coolants t43om015w eps t43om039w eps ...

Страница 77: ...ront idler roller 3 Clean track cylinder zerk 1 Pump MPG into zerk until distance between track and straight edge 2 is 1 2 13 mm 4 Test Drive forward one track length and check tension again If tension is too loose repeat step 3 above If tension is too tight loosen fitting on grease cylinder and allow a small amount of grease to discharge from cylinder Tighten fitting and test again Pressure Gauge...

Страница 78: ...or leaks Wear protective clothing including gloves and eye protection Before disconnecting a hydraulic line turn engine off and operate all controls to relieve pressure Lower block or support any raised component with a hoist Cover connection with heavy cloth and loosen connector nut slightly to relieve residual pressure Catch all fluid in a container Before using system check that all connections...

Страница 79: ...ial Change hydraulic filter after 50 hours Location Task Notes Change engine oil and filter Initial service Change hydraulic fluid filter Initial Check fan belt tension and damage 1 4 1 3 7 9 mm initial Check fuel hose and clamp band Check radiator hydraulic fluid cooler for dirt and debris Check lug nut torque 88 95 ft lb 108 129 N m Check idler roller bearings IMPORTANT Use oil specified in Engi...

Страница 80: ...el hose and clamp bands every 50 hours If the clamp is loose apply oil to the threads and retighten it If the hose is worn replace it Bleed the fuel system if the hose and or clamp is changed Check Radiator Fluid Cooler Check radiator hydraulic fluid cooler for dirt grass and other foreign matter every 50 hours Clean out with compressed air or spray wash if required Be careful not to damage fins w...

Страница 81: ...rings Check for proper positioning of idler roller bearings at 50 hours and every 250 hours thereafter To check 1 Lift unit off ground 2 Release track tension See Check Track Tension on page 76 3 Check for movement of each hub when rocked back and forth If hub has noticeable movement adjust idler roller bearing See Adjust Idler Roller Bearings on page 89 4 Adjust track tension t35om036w eps t43om0...

Страница 82: ...y 250 hours If the clamp is loose apply oil to the threads and retighten it If the hose appears cracked or worn replace it Location Task Notes Change engine oil and filter DEO Check intake air line Check fan belt for tension and damage 1 4 1 3 7 9 mm Change hydraulic filter Check lug nut torque 88 95 ft lb 108 129 N m Check idler roller bearings IMPORTANT Use oil specified in Engine Oil Temperatur...

Страница 83: ...an Replace the belt when it is worn and sinks into the pulley groove Adjust Tension 1 Loosen two alternator bolts 1 2 2 Adjust position as needed 3 Tighten bolts 4 Check tension Change Hydraulic Filter Change hydraulic filter every 250 hours Check Lug Nut Torque Check lug nut torque at 10 hours 50 hours and every 250 hours thereafter Tighten to 88 95 ft lb 108 129 N m as needed t43om016w eps t35om...

Страница 84: ...r bearings every 250 hours To check 1 Lift unit off ground 2 Release track tension See Check Track Tension on page 76 3 Check for movement of each hub when rocked back and forth If hub has noticeable movement adjust idler roller bearing See Adjust Idler Roller Bearings on page 89 4 Adjust track tension t43om027w eps ...

Страница 85: ...nge Hydraulic Fluid and Filter Change hydraulic fluid and filter every 500 hours Change every 250 hours if jobsite temperature exceeds 100 F 38 C more than 50 of the time To change 1 Remove drain plug 3 2 Drain fluid and replace plug 3 Change filter See page 82 4 Add THF at fill 1 until fluid level is at halfway point on sight glass 2 Capacity is 9 2 gal 35 L Location Task Notes Change fuel filter...

Страница 86: ... drain plug 2 3 Unscrew bottom of filter 3 4 Replace filter 4 5 Screw bottom of filter back on 6 Turn on at valve Change Fan Belt Change fan belt every 500 hours Belt is properly tensioned when it moves about 1 4 3 8 7 9 mm when pushed at the long span shown To change 1 Loosen two alternator bolts 1 2 2 Replace fan belt Adjust position as needed 3 Tighten bolts 4 Check tension 1 2 3 4 t43om024w ep...

Страница 87: ...technician Location Task Notes Change engine coolant Adjust valve clearance Yanmar certified technician NOTICE The use of non approved coolant may lead to engine damage or premature engine failure and will void engine warranty See page 70 for list of approved coolants NOTICE If valve clearance is adjusted by anyone other than a certified Yanmar engine technician engine warranties could be voided P...

Страница 88: ...ly 5 Insert new primary element 6 Latch air filter housing with dust ejector facing downward 7 Reset air filter service indicator Location Task Notes Change air filter Drain water separator filter Adjust attachment drive foot control Adjust idler roller bearings Check engine compartment for debris Check battery Charge battery NOTICE Only open the air filter housing when red band on indicator is vi...

Страница 89: ...ttachment drive foot control pedal down completely 2 If attachment drive control handle moves open back cover and grille to loosen screw 2 3 Repeat steps 1 and 2 until attachment drive control handle remains in neutral when pedal is pressed completely 4 Install back cover and grille To adjust control handle 1 After foot control pedal is adjusted step on platform press pedal down completely and mov...

Страница 90: ... turning the hub 6 Loosen the castle nut 4 7 Hand tighten the castle nut 8 Insert the cotter pin into the wheel spindle 3 9 Bend the legs of the cotter pin over the top of the spindle 10 Replace bearing protector cover retainer and lug nuts Tighten lug nuts to 80 ft lb 108 N m 11 Adjust track tension IMPORTANT Do not move the hub after this step is completed NOTICE If hole is visible in slot but c...

Страница 91: ...ff position 2 Ensure that no ignition sources are near batteries 3 Loosen and remove battery cable clamps carefully negative cable first 4 Clean cable clamps and terminals to remove dull glaze 5 Check for signs of internal corrosion in cables 6 Connect battery cable clamps positive cable first 7 Tighten any loose connections 8 Ensure that battery tiedowns are secure 9 Turn battery disconnect switc...

Страница 92: ...ctions carefully To help avoid injury Use a single 12V maximum source for charging Do not connect to rapid chargers or dual batteries Use caution and wear personal protective equipment such as safety eyewear when charging or cleaning battery Keep sparks flames and any ignition source away from batteries at all times Internal contents are extremely hazardous Leaking fluid is corrosive Battery may b...

Страница 93: ...ne or frame ground on the disabled vehicle at least 12 305 mm from the failed battery as shown 7 Operate service vehicle engine at 1500 2000 rpm for a few minutes to build an electrical charge in the failed battery 8 Stop engine in service vehicle 9 Remove jumper cables from the service vehicle black negative clamp first Do not allow clamps to touch 10 Remove black negative cable clamp from the di...

Страница 94: ...t 86 in 2190 mm Overall length of machine with standard bucket 105 in 2670 mm L2 Wheelbase track length 43 in 1092 mm A2 Angle of departure 27 27 Ground clearance min center 7 4 in 188 mm Ground clearance min side 3 7 in 94 mm W Track width max 42 in 1065 mm Track width min 36 in 915 mm Unit width excluding tracks 35 in 890 mm Dump height max with standard bucket 66 in 1676 mm Reach standard bucke...

Страница 95: ... Tipping capacity 3035 lb 1377 kg The rated operating capacity for this machine was determined using a standard bucket in the drive position with center of gravity 7 in 18 cm from the mounting plate Depending on the attachment the actual operating capacity of the attachment may vary Operating capacity 35 of tipping capacity 1062 lb 482 kg Machine weight fluids full Includes machine weight 175 lb 8...

Страница 96: ...r rating per SAE 1348 35 1 hp 26 2 kW Rated engine speed 3000 rpm 3000 rpm Hydraulic System U S Metric Auxiliary double gear pump Flow rate pump 1 8 8 gpm 33 L min Flow rate pump 2 5 1 gpm 20 L min Pressure 3625 psi 250 bar Ground drive dual hydrostat Flow rate 15 gpm 56 8 L min Pressure 3625 psi 250 bar Noise Levels This machine can generate sound levels exceeding 80 dB Always wear appropriate he...

Страница 97: ...Specifications 96 SK1050 Operator s Manual SK1050 Power Specifications ...

Страница 98: ...hase Return damaged parts to dealer for inspection and warranty consideration if in warranty time frame Order genuine Ditch Witch replacement or repair parts from your authorized Ditch Witch dealer Use of another manufacturer s parts may void warranty consideration Resources Publications Contact your Ditch Witch dealer for publications and videos covering safety operation service and repair of you...

Страница 99: ...BILITY IF THE PRODUCTS ARE PURCHASED FOR COMMERCIAL PURPOSES AS DEFINED BY THE UNIFORM COMMERCIAL CODE THEN THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE FACE HEREOF AND THERE ARE NO IMPLIED WARRANTIES OF ANY KIND WHICH EXTEND TO A COMMERCIAL BUYER ALL OTHER PROVISIONS OF THIS LIMITED WARRANTY APPLY INCLUDING THE DUTIES IMPOSED Ditch Witch products have been tested to deliver acceptable performa...

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Страница 102: ...SK1050 Operator s Manual Service Record 101 Service Record Service Performed Date Hours ...

Страница 103: ...Service Record 102 SK1050 Operator s Manual Service Performed Date Hours ...

Страница 104: ...SK1050 Operator s Manual Appendix 103 Appendix Chapter Contents Engine Diagnostic Codes ...

Страница 105: ...18 3 Cooling water temperature sensor fault high voltage P0117 4 Cooling water temperature sensor fault low voltage P0217 0 Cooling water temperature abnormal high overheat P0113 3 New air temperature sensor fault high voltage P0112 4 New air temperature sensor fault low voltage P0183 3 Fuel temperature sensor fault HIGH voltage P0182 4 Fuel temperature sensor fault low voltage P0168 0 Fuel temper...

Страница 106: ...tor 2 coil short circuit P1265 3 Injector 2 short circuit P0201 5 Injector 3 open circuit inherent location of the injector P0262 6 Injector 3 coil short circuit P1262 3 Injector 3 short circuit P0203 5 Injector 4 open circuit inherent location of the injector P0268 6 Injector 4 coil short circuit P1268 3 Injector 4 short circuit P0611 4257 12 Injector drive IC error P1146 2797 6 Injector drive ci...

Страница 107: ...limp home P0219 190 16 Overspeed Overspeed P0660 5 No load of throttle valve drive H bridge circuit P1658 3 Power short circuit of throttle valve drive H bridge output 1 P1659 4 GND short circuit of throttle valve drive H bridge output 1 P1660 6 Overload on the drive H bridge circuit of throttle valve P1661 3 VB Power short circuit of throttle valve drive H bridge output 2 P1662 4 GND short circui...

Страница 108: ... EGR high temperature thermistor malfunction P1411 522184 1 EGR low temperature thermistor malfunction U1401 522617 12 EGR target value out of range P1438 522746 12 Exhaust throttle voltage fault P1439 522747 12 Exhaust throttle motor fault P1440 522748 12 Exhaust throttle sensor system fault P1441 522749 12 Exhaust throttle MPU fault P1442 522750 12 Exhaust throttle PCB fault P1443 522751 19 Exha...

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