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SANY SY26U, Operation And Maintenance Manual

The SANY SY26U Operation and Maintenance Manual is a comprehensive guide that provides detailed instructions for operating and maintaining the SY26U excavator. This essential manual can be easily downloaded for free from manualshive.com. Ensure optimal performance and longevity of your machine with this user-friendly manual.

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Maintenance

SY26U Excavator OMM

5-20

Operation and Maintenance Manual — 1119

SANY

Check and Adjust the Fan Belt Tension

1. Prepare the machine for service. See “Maintenance 

Safety” on page 2-8.    

2. Remove the four fasteners (1) securing the operator 

seat base plate. Remove the seat with base plate to

 

access the engine compartment.

3. Check the fan belt tension by pressing down on the fan

 

belt between the fan pulley (2) and the alternator pulley

 

(3). The fan belt must deflect (4) 0.35 in.–0.47 in. 

(9 mm–13 mm).

NOTICE!

A loose fan belt may cause improper battery charging, engine overheating, or accelerated fan

 

belt wear. An overtightened fan belt may cause damage to the belt, the bearings in the

 

alternator, and the engine coolant pump.

Fig. 5-5

0003237

1

1

Fig. 5-6

0003092

3

4

2

Summary of Contents for SY26U

Page 1: ...service sanyamerica com SANY Part Number SSY005082387 SY26U Excavator Operation and Maintenance Manual ...

Page 2: ...This Page Intentionally Left Blank ...

Page 3: ...d Maintenance Manual WARNING Read and understand all safety precautions and instructions in this manual and on the machine labels before operating or maintaining it Failure to follow safety messages could result in death or serious injury Keep this manual with the machine for future reference ...

Page 4: ...gia 30269 www sanyamerica com Phone 470 552 SANY 7269 Fax 770 632 7820 2019 by SANY All rights reserved No part of this publication may be reproduced used distributed or disclosed except for normal operation and maintenance of the machine as described herein All information included within this publication was accurate at the time of publication Product improvements revisions etc may result in dif...

Page 5: ...ications 1 4 Optional Equipment 1 4 Machine Applications 1 5 Machine Directions 1 5 Serial Number Location 1 6 Product Identification Plate 1 6 Frame Serial Number 1 6 Swing Motor Identification Plate 1 7 Engine Identification Plate 1 7 Hydraulic Pump Identification Plate 1 8 Travel Motor Identification Plate 1 8 SANY Contact Information 1 9 Record of Serial Number and Dealer Information 1 9 Corre...

Page 6: ...n 2 11 Travel and Operation Precautions 2 12 Inclined Areas 2 12 Snow or Frozen Surfaces 2 12 Avoid Backover Accidents 2 13 Dust and Chemical Hazards 2 13 Environmental Precautions 2 13 Precautions in High Voltage Areas 2 14 Machine Controls Machine Overview 3 3 Monitor 3 4 Daily Maintenance Information Screen 3 4 Maintenance Information Screen 3 5 Home Screen 3 5 Function List Screen 3 7 System I...

Page 7: ...vers Pedals 3 24 Boom Swing Control Pedal 3 24 Dozer Blade Control Lever 3 25 Switches 3 26 Left Joystick Buttons 3 27 Right Joystick Horn Button 3 27 Right Joystick Switch 3 27 Throttle Control Lever 3 28 Key Switch 3 28 Travel Alarm Switch 3 29 Work Light Switch 3 29 Emergency Stop Switch 3 30 Battery Disconnect Switch 3 31 Power Outlet 12V 3 31 Hood Door and Access Panel 3 32 Engine Hood 3 33 O...

Page 8: ... 4 21 Moving the machine 4 22 Travel Controls 4 23 Forward Travel 4 23 Reverse Travel 4 23 Right Turn 4 23 Left Turn 4 23 Spot Rotation 4 24 Stopping the Machine 4 24 Work Equipment Control and Operation 4 25 Arm Control SAE Mode 4 25 Arm Control BHL Mode 4 25 Boom Control SAE Mode 4 25 Boom Control BHL Mode 4 26 Swing Control 4 26 Bucket Control 4 26 Boom Swing Control Pedal 4 27 Dozer Blade Cont...

Page 9: ...4 Operation in Cold Weather 4 44 Engine Coolant in Cold Weather 4 44 Battery in Cold Weather 4 44 After Daily Operation 4 44 Machine Storage in Cold Weather 4 45 After Cold Season 4 45 Long Term Storage 4 46 Before Long Term Storage 4 46 During Storage 4 46 Removing from Storage 4 47 Starting the Engine After Long Term Storage 4 47 Transportation Information 4 48 Transportation Method 4 48 Loading...

Page 10: ... After the First 150 Hours 5 12 After the First 250 Hours 5 12 Every 250 Hours 5 12 Every 3 Months or 500 Hours 5 13 Every 6 Months or 1000 Hours 5 13 Annually or Every 2000 Hours 5 13 Hydraulic Breaker Maintenance Interval 5 14 Lubrication and Maintenance Charts 5 15 Maintenance Procedures 5 17 Engine 5 17 Engine Inspection 5 17 Pre Start Inspection 5 18 Check the Engine Oil Level 5 18 Change the...

Page 11: ...c Hoses Lines and Connectors 5 40 Swing Drive 5 41 Check the Swing Drive Gearbox Mounting Fasteners 5 41 Track Assembly 5 41 Check the Track Tension 5 41 Adjust the Track Tension 5 42 Increase the Track Tension 5 42 Decrease the Track Tension 5 43 Check and Add Final Drive Oil 5 44 Change the Final Drive Oil 5 45 Collect Final Drive Oil Sample 5 46 Check the Final Drive Motor Mounting Fasteners 5 ...

Page 12: ...king Range 6 3 Technical Specifications 6 5 Lift Chart Blade Down 6 6 Lift Chart Blade Up 6 7 Optional Equipment Optional Equipment Selection 7 2 Read Equipment Instruction 7 2 Removal and Installation Precautions 7 2 Equipment Operation Precautions 7 3 Install Optional Equipment 7 4 Remove Optional Equipment 7 6 ...

Page 13: ...4 Table of Contents 1 4 Introduction 1 4 Safety 1 4 Machine Controls 1 4 Machine Operation 1 4 Maintenance 1 4 Specifications 1 4 Optional Equipment 1 4 Machine Applications 1 5 Machine Directions 1 5 Serial Number Location 1 6 Product Identification Plate 1 6 Frame Serial Number 1 6 Swing Motor Identification Plate 1 7 Engine Identification Plate 1 7 Hydraulic Pump Identification Plate 1 8 Travel...

Page 14: ...e Items addressed in this manual are designed to help the operator or service personnel Understand the controls and operation of the machine Point out possible hazardous situations when operating or maintaining the machine Increase machine efficiency during operation Prolong the service life of the machine Reduce maintenance costs Continuing improvements in the design of this machine can lead to c...

Page 15: ...nual A copy of the operation and maintenance manual should remain in the machine at all times A copy of the operation and maintenance manual should be made available to maintenance personnel when servicing the machine Parts Manual The parts manual consists of parts lists and matching drawings used for ordering parts as needed The parts manual must be made available to all service personnel Mainten...

Page 16: ...r this machine It explains the hazard alerts used throughout the manual Machine Controls This section provides an overview of all controls and operating systems Machine Operation This section provides detailed prestart checks operating procedures end of day checks and storage information Maintenance This section provides routine maintenance procedures and fluid specifications Specifications This s...

Page 17: ...NS OPTIONAL EQUIPMENT MACHINE APPLICATIONS The SANY excavators are designed for the following operations Digging Leveling Loading Demolishing Machine Directions In this manual the front back left and right directions indicate the moving direction when viewed from the operator seat see Fig 1 1 1 Front 4 Back 2 Right 5 Left 3 Sprocket 6 Operator Seat Fig 1 1 0003784 1 4 5 2 6 3 ...

Page 18: ...ng replacement parts or providing assistance for your machine Product Identification Plate The identification plate is on the lower front of the canopy Frame Serial Number The frame serial number is stamped on the front part of the travel carriage frame East Huancheng Road Kunshan Development Zone Jiangsu China HYDRAULIC EXCAVATOR SANY HEAVY MACHINERY LIMITED MODEL TYPE OPERATING MASS kg ENGINE PO...

Page 19: ...ECIFICATIONS OPTIONAL EQUIPMENT Swing Motor Identification Plate The swing motor identification plate is on top of the swing motor Engine Identification Plate The engine identification plate is on the top of the engine HYDRAULIC EQUIPMENT MODEL MFG No 7900012 10A P 9783A PCR 2B Fig 1 4 0003141 MODEL OUTPUT DISPLACEMENT MADE IN JAPAN kW min 1 ENGINE NO Fig 1 5 0003187 ...

Page 20: ...n the bottom of the hydraulic pump Travel Motor Identification Plate An identification plate is on each travel motor Remove the cover plates to access the travel motors MVP48 30D 04S5 LME MC N RN3 G 44 2400 Made in Italy 6509008L 0257393P 003 04 17 60338255 LS17BAR ROT Fig 1 6 0003185 HYDRAULIC EQUIPMENT MODEL MFG No 7900003 35A PT 9787A PHV 3B Fig 1 7 0003186 ...

Page 21: ... INFORMATION SANY 318 Cooper Circle Peachtree City GA 30269 www sanyamerica com Phone 470 552 SANY 7269 Fax 770 632 7820 RECORD OF SERIAL NUMBER AND DEALER INFORMATION Use this table to record the product information related to this machine Machine Serial No Engine Serial No Right Travel Motor Serial No Left Travel Motor Serial No Swing Motor Serial No Hydraulic Pump Serial No Dealer Name Address ...

Page 22: ...ake a copy of this page complete the information and send it to SANY Correction Request Form Date of This Notification Your Name Company Name Department Street Address City State and ZIP Postal Code Phone E mail Machine Model and Serial No Description of Problem wrong information unclear or erroneous procedure etc Corrective Action Taken if any ...

Page 23: ...culate Filter ECM Engine Control Module GPS Global Positioning System HEST High Exhaust System Temperatures ISO International Organization for Standardization LCD Liquid Crystal Display OEM Original Equipment Manufacturer OSHA Occupational Safety and Health Administration PPE Personal Protective Equipment PQR Procedure Qualification Report ROPS Rollover Protective Structure SAE Society of Automoti...

Page 24: ...Introduction SY26U Excavator OMM 1 12 Operation and Maintenance Manual 1119 SANY This Page Intentionally Left Blank ...

Page 25: ...is Machine 2 5 Unauthorized Machine Modifications 2 5 Fire Safety 2 6 Electrical Fires 2 6 Fire Extinguisher if equipped 2 6 In Case of Fire 2 7 Crushing Hazard 2 7 Diesel Engine Exhaust 2 7 Maintenance Safety 2 8 Lockout Tagout Procedure 2 8 Cleaning the Machine 2 9 Fluid Systems 2 9 Adding Fluids to the Machine 2 9 Refueling 2 9 High Pressure Fluid Lines 2 9 Accumulator 2 10 Electrical System 2 ...

Page 26: ...afety SY26U Excavator OMM 2 2 Operation and Maintenance Manual 1119 SANY Avoid Backover Accidents 2 13 Dust and Chemical Hazards 2 13 Environmental Precautions 2 13 Precautions in High Voltage Areas 2 14 ...

Page 27: ...amage personal injury or even death In this manual and on the machine decals signal words or illustrations are used to express the potential level of hazard This symbol is used within a graphic to alert the user not to do something Machine Decals All safety and warning decals must be in place undamaged and visible Become familiar with the location and content of all decals on the machine Walk arou...

Page 28: ...rly All accident prevention guidelines operating instructions etc are based on the intended usage of the machine Read and understand this manual and any accompanying manuals before operating this machine This manual must be readily available to the operator at all times and must remain on the machine while it is in use Make sure all personnel in the working area around the machine are thoroughly f...

Page 29: ...cessively worn Do not step on surfaces of the machine that are not approved for walking or working Keep all walking and working surfaces of the machine clean dry and slip resistant Always keep grab handles steps and walkway areas clean and clear of mud oil grease or similar debris If these areas are damaged have them repaired or replaced immediately MACHINE SAFETY Authorized Use of This Machine Th...

Page 30: ...prestart check Contact a SANY dealer to repair or replace any damaged wiring Make sure the battery is operating in its recommended range Never install aftermarket electrical equipment without approval from a SANY dealer Fire Extinguisher if equipped Keep a fire extinguisher on the machine if equipped Read the instructions on the fire extinguisher carefully and know how to use it in an emergency In...

Page 31: ...e 4 If using a fire extinguisher always aim the extinguisher nozzle at the base of the fire Crushing Hazard Keep your body inside the canopy during operation or travel Keep all guards in place on the machine Block off the area where the machine is being operated and keep all unnecessary personnel out of the work area Diesel Engine Exhaust WARNING CALIFORNIA PROPOSITION 65 WARNING Diesel engine exh...

Page 32: ...d block the tracks to prevent the machine from moving before performing any maintenance or repairs Before disconnecting or removing components of the hydraulic system relieve the system pressure to prevent fluids from spraying See Relieve Hydraulic System Pressure on page 5 32 The engine coolant and oil in the machine may be hot even after the engine is stopped Wait for the engine coolant and oil ...

Page 33: ...spills present a hazard if not cleaned up immediately Refuel only in a well ventilated area Never smoke or allow open flames nearby while refueling the machine Never mix gasoline with diesel fuel Gasoline is extremely flammable and could cause an explosion Always allow room for the fuel to expand when filling the fuel tank High Pressure Fluid Lines Check for cracks in the lines or hoses and for sw...

Page 34: ...tent system failures Battery Safety When working with batteries always work in a well ventilated area Batteries present a hazard especially when they have been in use for a long period of time The following are some basic precautions for working around batteries Always wear personal protective equipment PPE Battery gases are extremely explosive Smoking sparks or open flames could cause an explosio...

Page 35: ...ator s employer to conduct periodic safety training and familiarize all personnel with emergency procedures If pedestrians are in the area sound the horn and proceed slowly When working with another person on a job site make sure that all personnel involved understand all industry standard hand signals that are to be used The operator shall respond to operating signals from the proper signal perso...

Page 36: ...uthorities and follow their instructions Raise work equipment 8 in 12 in 20 cm 30 cm above the ground when traveling When traveling or operating in shallow water be aware of its depth and current Inclined Areas Traveling on an incline can be dangerous In order to prevent tipping loss of control or a rollover it is important to follow these rules Always check the firmness of the inclined surface be...

Page 37: ...ger when they are released or mishandled All workers involved should use approved personal protective equipment PPE and follow all environmental safety regulations Consult the Safety Data Sheet SDS for guidelines on personal protective equipment PPE proper handling and cleanup and correct reporting agencies if needed Environmental Precautions Oils and coolants poured onto the ground into bodies of...

Page 38: ...d and not insulated Be sure all underground utilities have been marked before excavating WARNING Overhead power lines carry high voltage electricity that can discharge to the ground through the machine even without direct contact with the machine s structure Avoid direct contact with high voltage power lines while operating High voltage contact could result in equipment damage death or serious inj...

Page 39: ...h Signals Screen 3 10 Joystick Screen 3 11 Machine Configuration Screen 3 11 Failure Information Screen 3 12 Global Positioning System GPS Information Screen 3 12 Language Selection Screen 3 13 Maintain Table Screen 3 13 Operating Mode Screen 3 14 Flow Rate Information Screen 3 15 Flow Rate Setting Screen 3 16 System Unlocked Screen 3 16 Reserved Function 3 16 Quick Coupler Control Screen 3 17 Dat...

Page 40: ...27 Right Joystick Switch 3 27 Throttle Control Lever 3 28 Key Switch 3 28 Travel Alarm Switch 3 29 Work Light Switch 3 29 Emergency Stop Switch 3 30 Battery Disconnect Switch 3 31 Power Outlet 12V 3 31 Hood Door and Access Panel 3 32 Engine Hood 3 33 Opening the Engine Hood 3 33 Closing the Engine Hood 3 33 Right Front Access Door 3 34 Unlocking Opening the Right Front Access Door 3 34 Closing Loc...

Page 41: ...ON MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT MACHINE OVERVIEW 1 Arm cylinder 10 Idler 2 Boom 11 Dozer blade 3 Boom swing cylinder 12 Blade cylinder 4 Canopy 13 Boom pivot 5 Drive sprocket 14 Boom cylinder 6 Track roller 15 Bucket 7 Track frame 16 Bucket cylinder 8 Carrier roller 17 Arm 9 Track Fig 3 1 0003168 11 1 7 5 4 6 17 16 10 15 13 14 2 9 3 12 8 ...

Page 42: ...creen NOTE The daily maintenance information screen is displayed once a day at the first the key switch is turned to ON The checklist steps 1 7 should be completed before starting the machine See Prestart Checks and Adjustments on page 4 5 Start the machine and idle until operating temperature is reached See Starting the Engine on page 4 15 Press the button below the check mark icon 1 to confirm a...

Page 43: ...e pause icon 1 to pause or continue the display of maintenance information screens Press the button below the check mark icon 2 to confirm the completion of the maintenance work displayed on the screen When prompted to reset the maintenance icon on the home screen enter the password 53188 to clear the maintenance prompt Press the button below the return icon 3 to return to the previous screen Home...

Page 44: ...icon appears as a warning 9 Main menu folder Icon Press the button below the icon to access the main menu screen Enter main menu 10 High Low travel speed icon Press the button below the icon to select high low travel speed Switch between slow travel fast travel 11 Auto idle icon Not equipped 12 Working mode icon Display current working mode Equipped with Standard S working mode only 13 Maintenance...

Page 45: ... Menu screen is accessed with a password See System Information Screen on page 3 8 Operating Mode Designation of work equipment and corresponding hydraulic flow control Quick Coupler Control Not equipped Time calibration Correct the year month day time and time zone System unlocked Factory and service only Reserved function Not used at this time reserved for future function NOTE Access to some scr...

Page 46: ...g the password 31868 Press the button below the up down arrow icon 1 to scroll to the desired number Press the button below the left right arrow icon 2 to move to the next number position Press the button below the check mark icon 3 to confirm the selected icon Press the button below the return icon 4 to return to the previous screen Fig 3 7 0003812 2 1 3 4 ...

Page 47: ...ed failure codes recorded by the machine Global Positioning System GPS Information Not used at this time in North America Language Selection Select the language that displays information on all screens Maintain Table Displays when machine is due for service Also used to reset the service timer NOTE Access to some screens requires a password Press the button below the left right arrow icon 1 to scr...

Page 48: ...button below the up down arrow icon 1 to scroll to the next pages Press the button below the return icon 2 to return to the Main Menu screen Switch Signals Screen The Switch Signals screen enables the operator to monitor the input and output of switch functions Press the button below the up down arrow icon 1 to scroll to the next pages Press the button below the return icon 2 to return to the Main...

Page 49: ...ress the button below the up down arrow icon 1 to scroll to the next pages Press the button below the return icon 2 to return to the Main Menu screen Machine Configuration Screen The Machine Configuration screen is accessed from the Main Menu screen The Machine Configuration screen displays machine information such as model number serial number and control system information Press the button below...

Page 50: ...ormation screen displays failure codes recorded by the machine Press the button below the return icon 1 to return to the previous screen NOTE SPN and FMI codes are engine internal diagnostic failure codes Global Positioning System GPS Information Screen NOTE The GPS Information screen display is not used at this time in North America Press the button below the return icon 1 to return to the previo...

Page 51: ... screen The Language Selection screen allows the selection of the language that will display information on all screens To change the language setting Press the button below the up down arrow icon 1 to select the desired language Press the button below the check mark icon 2 to confirm the selected language Press the button below the return icon 3 to return to the previous screen Maintain Table Scr...

Page 52: ... 3 Tilt bucket 4 Auger 5 Rotary grapple 6 Grapple 7 Brush cutter 8 NOTE Check the hydraulic work tool operator manual for hydraulic flow rate information Press the button below the left right arrow icon 9 to scroll to and illuminate the selected work tool icon Press the button below the information icon 10 to access the Flow Rate Information screen Flow rate for that hydraulic work tool can be adj...

Page 53: ...pressure high flow circuit LL left joystick left button and LR left joystick right button 2 are for setting the left joystick low pressure low flow circuit Press the button below the up down arrow icon 3 to select the hydraulic flow rate to adjust Press the button below the gear icon 4 to access the Flow Rate Setting screen Press the button below the check mark icon 5 to display a service screen t...

Page 54: ...e flow is blocked and no hydraulic oil will flow Flow rate of the selected function in the Flow Rate Information screen can be adjusted in the bar graphic in the Flow Rate Setting screen Press the button below the plus icon 2 to increase the length of the bar graph which will increase the flow rate Press the button below the minus icon 3 to decrease the length of the bar graph which will lower the...

Page 55: ...etup screen is accessed by selecting the Time Calibration icon on the Function List screen The Date and Time Setup screen allows changes to the date time and time zone Press the button below the up down icon 1 to increase the value of the selected position Press the button below the left right icon 2 to select the position for adjustment Press the button below the check mark icon 3 to confirm the ...

Page 56: ...S 1 Left joystick page 3 20 5 Boom swing control pedal page 3 24 2 Hydraulic lockout control lever page 3 19 6 Right joystick page 3 20 3 Left travel control lever pedal page 3 24 7 Dozer blade control lever page 3 25 4 Right travel control lever pedal page 3 24 Fig 3 21 0003145 1 2 6 7 5 3 4 ...

Page 57: ... locked closed 2 position to disable all hydraulic controls Push the hydraulic lockout control lever to the unlocked open 3 position to enable machine operation WARNING Always place the hydraulic lockout control lever in the locked closed position before leaving the seat Failure to follow this warning and unintended movement of the joysticks or travel control levers pedals could result in death or...

Page 58: ...e Swing the upper structure to the left 1 Arm out 2 Swing the upper structure to the right 3 Arm in 4 Neutral N Right Joystick SAE Mode The SAE mode uses the right joystick to control the boom and bucket Bucket curl 1 Boom down 2 Bucket uncurl 3 Boom up 4 Neutral N NOTE The joystick controls return to the neutral position automatically when released The functions of the machine will stop WARNING P...

Page 59: ...o control the boom and upper structure Swing the upper structure to the left 1 Boom down 2 Swing the upper structure to the right 3 Boom up 4 Neutral N Right Joystick BHL Mode The BHL mode uses the right joystick to control the arm and bucket Bucket curl 1 Arm out 2 Bucket uncurl 3 Arm in 4 Neutral N NOTE The joystick controls return to the neutral position automatically when released and the func...

Page 60: ...r of the floor mat 1 as shown to access the pattern change SAE BHL valve 3 Loosen the fastener 3 until it is free of the threaded hole 4 Rotate the bar 4 to position 1 for BHL mode or position 2 for SAE mode as shown 5 Tighten the fastener into the threaded hole 2 6 Lower the floor mat NOTICE Shut the engine down before adjusting the pattern change SAE BHL valve Failure to do so can damage the mac...

Page 61: ...mple of one way flow equipment a tilt bucket is an example of two way flow equipment Directional Arrows The directional arrow 1 on each of the track frames indicates forward movement of the machine Check these arrows before using the travel control levers pedals The track drive sprocket is at the rear of the track frame If the track frame is facing backward the travel direction will be opposite th...

Page 62: ...g Control Pedal Lift the right footrest 1 up to access the boom swing control pedal 2 Press the right side of the pedal to swing the boom right and press the left side of the pedal to swing the boom left WARNING Take extra care when using the travel control pedals to steer the machine Never place your feet on the travel control pedals unless you are driving or steering the machine which could caus...

Page 63: ... the boom swing control pedal footrest 1 when boom swing operation is not used Dozer Blade Control Lever The dozer blade control lever 1 is located on the right side of the operator seat Push the lever forward 2 to lower the dozer blade Pull the lever back 3 to raise the dozer blade NOTE The dozer blade control lever will return to the neutral position when released Fig 3 34 0003160 1 Fig 3 35 000...

Page 64: ... 1 Left joystick buttons page 3 27 5 Key switch page 3 28 2 Right joystick horn button page 3 27 6 Travel alarm switch page 3 29 3 Right joystick switch page 3 27 7 Work light switch page 3 29 4 Throttle control lever page 3 28 8 Emergency stop switch page 3 30 Fig 3 36 0003145 8 2 4 5 6 7 1 3 ...

Page 65: ...ENT Left Joystick Buttons The two buttons 1 on the bottom of the left joystick are currently not used Right Joystick Horn Button The horn button 1 is on the bottom of the right joystick Press and hold the button to sound the horn Right Joystick Switch Move the right joystick switch 1 to the left or right to control auxiliary equipment function Fig 3 37 0003279 1 Fig 3 38 0003151 1 Fig 3 39 0003278...

Page 66: ...system is shut off and the key can be removed or inserted ON When the key switch is turned to ON the electrical system is energized START When the key switch is turned to START the starter motor will crank the engine Release the key after the engine has started and the key switch will return to ON allowing the engine to run and maintain power to the electrical systems HEAT Turn the key switch to H...

Page 67: ...AINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT Travel Alarm Switch The travel alarm switch 1 is used to turn an audible alarm and beacon light on and off Work Light Switch The work light switch 1 is used to turn the work lights on and off There are three work lights One work light 2 is mounted on the boom Fig 3 42 0003147 1 Fig 3 43 0003147 1 Fig 3 44 0003148 2 ...

Page 68: ...opy Emergency Stop Switch If the engine cannot be stopped normally or if it is necessary to stop the engine in an emergency push the emergency stop switch 1 to stop engine operation Turn the switch as indicated to reset it NOTE The emergency stop switch should not be used during normal machine operation Fig 3 45 0003149 3 4 Fig 3 46 0003152 1 ...

Page 69: ... the day or as needed for maintenance Power Outlet 12V The power outlet 12V 1 supplies 12V from the battery that can be used to power various external devices NOTICE Never turn the battery disconnect switch to OFF while the engine is running This can damage the electrical system or cause the machine to operate improperly After machine shutdown wait at least 1 minute for the engine control module E...

Page 70: ...9 SANY HOOD DOOR AND ACCESS PANEL The following can be locked using the machine key to prevent unauthorized access Engine hood 1 Right access door 2 The following access panel cannot be locked Fuse access door non locking 3 Fig 3 49 0003162 1 Fig 3 50 0003164 2 Fig 3 51 0003165 3 ...

Page 71: ...rn the key counterclockwise to unlock the hood 3 2 Lift the latch 2 and pull the engine hood open 3 Position support rod in the support bracket slot to prevent the engine hood from closing unexpectedly Closing the Engine Hood 1 Pull the support rod 2 out of the slot in the support bracket 1 2 Close the engine hood and make sure it is firmly seated in the latch 3 3 Insert the key into the lock turn...

Page 72: ...l the support arm holds the door open in one of two positions Closing Locking the Right Front Access Door 1 Lift the access door support arm up slightly from the support position close the access door and insert the key 2 Turn the key counterclockwise to lock Remove the key Fuse Access Door Opening Closing the Fuse Access Door 1 Release the latches 2 by pressing at the bottom of each latch and rem...

Page 73: ...CTION SAFETY MACHINE CONTROLS MACHINE OPERATION MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT Hydraulic Access Panel Remove the canopy floor mat 1 to access the hydraulic access panel Lift the hydraulic access panel 2 up and remove it to access machine hydraulic components Fig 3 57 0003190 1 Fig 3 58 0003216 2 ...

Page 74: ...e damage to the machine or cause the machine to operate improperly Fuse Amperage Circuit F1 25A Starting F2 10A Battery charging F3 15A Horn and accessory light F4 25A Work light F5 15A Washer wiper and radio F6 5A Air conditioning if equipped F7 10A Global Positioning System GPS F8 20A Fan if equipped F9 10A Power outlet 12V F10 10A Air conditioning compressor if equipped F11 25A Monitor controll...

Page 75: ...l Check 4 8 Add Fuel 4 8 Fuel Tank Filler Cover 4 9 Check and Drain the Fuel Water Separator 4 9 Hydraulic Oil Level Check 4 10 Mirror Adjustment 4 10 Electrical Components Check 4 11 Horn Function Check 4 11 Seat and Seat Belt 4 12 Seat Belt 4 14 Buckle the Seat Belt 4 14 Unbuckle the Seat Belt 4 14 Starting the Engine 4 15 Idling the Engine 4 16 Cold Weather Engine Starting 4 17 Warm up Operatio...

Page 76: ...y 4 31 Support the Dozer Blade 4 31 Excavating Hard Ground 4 31 Travel 4 32 General Travel Instructions 4 32 Traveling at High Speed 4 33 Operating in Water 4 34 Traveling on an Incline 4 35 Precautions When Traveling on an Incline 4 35 Engine Stalls on an Incline 4 37 Operation on Soft Ground 4 38 Removing a Stuck Machine 4 38 Towing the Machine 4 39 Towing Point for a Light Load 4 39 Recommended...

Page 77: ...NTROLS MACHINE OPERATION MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT Removing from Storage 4 47 Starting the Engine After Long Term Storage 4 47 Transportation Information 4 48 Transportation Method 4 48 Loading and Unloading 4 48 Loading the Machine 4 49 Securing the Machine 4 52 Unloading the Machine 4 53 Lifting the Machine 4 54 ...

Page 78: ... following Reject the job site if there are doubts regarding safety Become familiar with the work area and surroundings before beginning work Read and completely understand the instructions in this manual prior to operation Know and obey all operating procedures applicable laws and regulations Know and follow the requirements for safe operation Know and use the required safety precautions and prot...

Page 79: ...amage Make repairs as necessary Inspect the engine compartment for combustible debris that may come in contact with hot engine components Clear all debris from the engine and engine compartment Check the undercarriage tracks drive sprockets rollers and guards for damage wear loose fasteners and roller oil leaks Make repairs as necessary Check the bucket or optional equipment for damage Clean and c...

Page 80: ...t the FULL mark 3 Install the fill cap after refilling WARNING Engine coolant is toxic Avoid inhaling or ingesting engine coolant If eyes or skin are contaminated by coolant wash the affected area with plenty of water and seek medical treatment immediately Engine coolant may be under pressure when the engine is hot Avoid contact with hot engine coolant Allow the engine to cool before removing the ...

Page 81: ...dipstick into the dipstick opening then remove it and note the oil position on the dipstick 5 The engine oil level must be maintained between the upper mark 2 and lower mark 3 of the dipstick Add clean engine oil until the oil level is at the upper mark of the dipstick WARNING Hot engine oil and components may cause burns or other serious injury Allow the engine to cool before performing engine ma...

Page 82: ... cover See Fuel Tank Filler Cover on page 4 9 2 Fill the machine with clean diesel fuel as necessary NOTE Never overfill the fuel tank Stop fueling if the fuel spills over the fuel fill strainer Make sure the fuel gun nozzle does not damage the fuel fill strainer 3 Install the fuel fill cap after refueling WARNING Fuel or fuel vapors that come into contact with hot surfaces or electrical component...

Page 83: ...2 into a suitable container Open the drain valve 1 and drain the water and sediment 4 When only clean fuel flows through the drain valve close and hand tighten the valve 5 Start the engine and check for leaks NOTICE Make sure the O ring in the filler cover is clean If the O ring is contaminated by dirt or debris the O ring will be damaged preventing the filler cover from sealing properly WARNING F...

Page 84: ...pening 1 in the right side access panel 4 Check the hydraulic oil level in the hydraulic tank through the sight gauge 2 The hydraulic oil level should be between the H 4 and L 3 marks 5 If the level is below the L mark add hydraulic oil See Add Hydraulic Oil on page 5 33 MIRROR ADJUSTMENT 1 Loosen fasteners 1 that secure the mirror 2 to the arm and rail 2 Adjust the mirror for the best visibility ...

Page 85: ...ng motor and alternator Clear the area around the battery of combustible materials For more information about troubleshooting faults in the electrical system contact a SANY dealer Horn Function Check 1 Turn the key switch to the ON position See Starting the Engine on page 4 15 2 The horn sounds when the horn button 1 is pressed If the horn does not sound check the horn fuse See Fuses on page 3 36 ...

Page 86: ...lever 2 on the front of the seat Slide the seat forward or backward to the desired position and release the lever to lock the seat in place Seat Headrest Adjustment The headrest 1 can be moved up or down to be positioned with the operator s head Seat Weight Suspension Adjustment Turn the weight suspension adjustment knob 3 below the front edge of the seat to adjust the seat suspension An indicator...

Page 87: ... CONTROLS MACHINE OPERATION MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT Seat Backrest Angle Adjustment Lift the backrest angle adjustment lever 5 on the left side under the backrest and move the backrest forward or backward to the desired position Release the lever The backrest will lock in the desired position Fig 4 13 0003835 5 ...

Page 88: ... the latch plate WARNING Inspect the seat belt Replace the seat belt Immediately if the webbing is frayed or cut if the buckle is damaged or malfunctions or if the mounting hardware is loose Replace according to seat belt manufacturer s instructions Always keep the seat belt fastened during machine operation Never twist the seat belt when fastening it Keep belt slack to no more than 1 in 25 mm Bel...

Page 89: ... to the neutral position when released WARNING Before starting the engine or leaving the operator seat make sure the hydraulic lockout control lever is in the locked closed position If the hydraulic system is not locked unintentional machine operation may occur Confirm that the surrounding area is clear of personnel and obstructions and sound the horn before starting the engine Always start the en...

Page 90: ...unction Check on page 4 11 8 To start the engine turn the key switch to START When the engine starts release the key it will return to ON Idling the Engine Idling the engine for long periods wastes fuel and causes carbon formation oil dilution formation of lacquer or gummy deposits on the valves pistons and rings and rapid accumulation of sludge in the engine Allow the engine to idle until the eng...

Page 91: ...mperatures above 104 F 40 C before using the machine Operate all the functions with no load for 5 to 10 minutes NOTE If the engine fails to start after preheating wait at least 5 seconds before repeating the process WARNING Before starting the engine or leaving the operator seat make sure the hydraulic lockout control lever is in the locked closed position If the hydraulic system is not locked uni...

Page 92: ...erating readings after the warm up process NOTICE When the temperature is below 32 F 0 C and mud is built up on the tracks swing the upper structure 90 and raise the machine so that one track is off the ground Rotate the track forward and backward to remove mud from the drive sprockets track rollers and carrier rollers WARNING In case of emergency irregular engine operation or other faults turn th...

Page 93: ...ant temperature Shut down the machine at the first indication of an abnormal reading 5 Avoid running the engine at high idle for long periods of time 6 Manage engine power to allow acceleration to governed speed when conditions require more power Do not over rev the engine 7 Always allow the engine to cool before shutting it off 8 After shutting off the engine check the engine fluid levels NOTICE ...

Page 94: ...tch 2 to OFF and remove the key Pull the hydraulic lockout control lever 3 back to the locked closed position NOTICE Stopping the engine before it cools can accelerate engine component wear Never abruptly shut down the engine except in an emergency Never stop the engine suddenly when it is overheated Run the engine at low idle to allow it to cool down gradually before shutting it down Failure to f...

Page 95: ... 4 8 4 Clear the engine compartment of combustible debris 5 Clean mud from the tracks and undercarriage See Operation on Soft Ground on page 4 38 DIRECTIONAL ARROWS The directional arrow 1 on each of the track frames indicates forward movement of the machine Check these arrows before using the travel control levers pedals The track drive sprocket is at the rear of the track frame If the track fram...

Page 96: ... approval The rear of the machine is a blind area Use the mirrors and be extremely careful when backing the machine Use a signalman as needed Failure to follow these warnings could result in death or serious injury NOTICE e The idlers are in the front of the track frame and the drive sprockets are at the rear of the track frame for forward movement If the drive sprockets are at the front of the ma...

Page 97: ...Travel Pull both travel control levers backward or press the bottom of both foot pedals equally to move the machine in reverse Right Turn Push the left travel control lever 1 forward or press the top of the left pedal and leave the right travel control lever in the neutral position to turn the machine to the right Left Turn Push the right travel control lever 1 forward or press the top of the righ...

Page 98: ...ver forward and pull the other travel control lever backward to rotate the machine without traveling Stopping the Machine Slowly move the travel control levers pedals to the neutral N position The travel brake will stop the machine automatically NOTE Do not stop the machine suddenly except in an emergency Fig 4 24 0002838 Fig 4 25 0002839 N ...

Page 99: ...two operating modes available for the joystick controls the society of automotive engineers SAE mode and the backhoe loader BHL mode The swing and bucket functions are the same for SAE and BHL modes Arm Control SAE Mode To extend the arm push the left joystick To retract the arm pull the left joystick Arm Control BHL Mode To extend the arm push the right joystick To retract the arm pull the right ...

Page 100: ...push the left joystick Swing Control To swing the upper structure to the right move the left joystick to the right To swing the upper structure to the left move the left joystick to the left Bucket Control To uncurl the bucket move the right joystick to the right To curl the bucket move the right joystick to the left Fig 4 29 0003058 Fig 4 30 0002841 Fig 4 31 0002843 ...

Page 101: ...trol pedal is mounted on the canopy floor to the right of the travel controls The boom swing control pedal swings the boom to the right or left Press the right side of the pedal to swing the boom right and press the left side of the pedal to swing the boom left Dozer Blade Control Lever To raise to the dozer blade pull the dozer blade control lever 1 To lower the dozer blade push the dozer blade c...

Page 102: ...may considerably reduce the service life of the machine To avoid cylinder damage do not use the bucket to strike or compact the ground CAUTION Use caution when operating work equipment while the machine is traveling Moving any control lever will increase the engine speed When the machine is traveling keep the bucket 8 in 12 in 20 cm 30 cm above the ground Failure to follow these precautions could ...

Page 103: ...IONAL EQUIPMENT Never Use Swing Force Never use swing force to compact the ground or to break objects Such operation is very dangerous and may reduce the service life of the machine Never Use Traveling Force Never use the machine s traveling force to cut the bucket into the ground to excavate Such an operation may damage the machine or the work equipment Fig 4 36 0002846 Fig 4 37 0002864 ...

Page 104: ...e the machine s weight to excavate Operating while using the machine s weight may damage the machine Do Not Operate a Cylinder to the Stroke End Avoid operating the machine with any cylinder fully retracted or extended NOTE If the cylinder piston reaches the end of its stroke continued use of the work equipment could damage the cylinder Fig 4 38 0002870 Fig 4 39 0002848 ...

Page 105: ...ting Travel Directions Suddenly Never jerk the control levers Jerking the control levers can cause travel motor strain and shorten the service life Avoid moving the control levers quickly from forward travel to reverse travel Never quickly move the control levers from high speed to neutral Support the Dozer Blade When the dozer blade is used as a stabilizer never use one end of the blade to suppor...

Page 106: ...d the canopy press the top of the travel control pedals or push the travel control levers to move the machine forward Select a flat travel surface and travel in a straight line If possible turn the machine slowly and gradually Never let the machine make contact with power lines or bridges 2 CAUTION Appoint a signalman when driving or operating the machine in confined areas Use standard hand signal...

Page 107: ...chine damage Do not operate the machine on a surface covered by small stones that could cause track skidding or damage Avoid premature track wear or damage Do not operate the machine on new asphalt or other hot surfaces Do not allow fuels oils salt or chemical solvents to make contact with the tracks These substances will erode the track links and cause rusting and peeling Wash these substances of...

Page 108: ... Make sure that the swing bearing swing drive gear and swivel do not become submerged in water NOTE If the swing bearing swing drive gear or swivel have been submerged in water they must be cleaned Lubricate the swing drive gear and swing bearing NOTICE Operate the machine slowly when traveling through water Check the depth of the water with the bucket Do not operate the machine in a marine enviro...

Page 109: ...t belt fastened Keep the bucket pointed toward the traveling direction and 8 in 12 in 20 cm 30 cm off the ground Travel at low speed Do not attempt to change direction on a slope or the machine may slip and tip over Only change direction on an even and solid surface If the engine stalls on a slope lower the bucket to the ground immediately neutralize all control levers and restart the engine WARNI...

Page 110: ...cket to the downhill direction Build a platform 2 on an incline so the machine can be operated on a level surface When traveling down a grade greater than 15 the work equipment should be positioned in front of the canopy with the final drive sprockets 3 in the uphill direction Keep the boom arm angle between 90 and 110 4 and the bucket 8 in 12 in 20 cm 30 cm 5 above the ground When traveling up a ...

Page 111: ...phill keep the tracks in the forward direction When traveling downhill keep the bucket in the traveling direction and 8 in 12 in 20 cm 30 cm 10 above the ground Lower the bucket immediately if the machine slips or loses balance Engine Stalls on an Incline If the engine stalls when the machine is on an incline lower the bucket to the ground immediately move all control levers to the neutral positio...

Page 112: ... onto the ground and drive the machine to solid ground at low speed Pull the machine to solid ground using the boom arm and bucket If the engine is still running when the machine is stuck tow the machine with proper towing slings Removing a Stuck Machine Be careful when operating on soft terrain to avoid becoming stuck If your machine becomes stuck in soft ground perform the following procedures t...

Page 113: ... a Light Load The machine is equipped with a light load towing point 1 on the frame that can be used to tow a light load WARNING Make sure the wire ropes used for towing the machine are strong enough Never use a broken chain worn wire rope or a bent tow hook to tow the machine Never jerk the wire rope Failure to follow these warnings could result in death or serious injury NOTICE Make sure the wir...

Page 114: ...hen excavating a trench always start from the sides Then remove the earth in the middle Boom Swing Feature The boom swing feature allows this excavator to perform trench work close to a wall NOTICE Avoid sudden stops when lowering the boom Hydraulic shock can damage the hydraulic system Avoid extending the arm cylinder while in full travel This can damage the hydraulic cylinder Do not allow the bu...

Page 115: ...om behind instead of from the side Leveling Operation 1 Choose the light load mode when performing a leveling operation Roll the bucket out and hold it slightly ahead of the arm 2 Raise the boom slowly and retract the arm at the same time Once the arm passes the vertical position lower the boom slowly and keep the bucket moving parallel to the ground NOTE Do not drag or push the bucket on the grou...

Page 116: ...oad shoulder keep the tracks perpendicular to the work face and the travel motors at the rear of the machine Placing the machine in this position helps facilitate escape if a collapse occurs When working under a cliff or high embankment make sure the work area is secure Failure to follow these warnings could result in death or serious injury NOTICE Do not allow the arm to interfere with the tracks...

Page 117: ...ove the hydraulic lockout control lever to the locked closed position 5 Turn the key switch to OFF and remove the key 6 Turn the battery disconnect switch to OFF Parking the Machine on a Grade If it is necessary to park the machine on a grade 1 Firmly set the bucket teeth and dozer blade into the ground 2 Move the hydraulic lockout control lever to the locked closed position 3 Turn the key switch ...

Page 118: ...e following precautions The top of the battery must be kept clean to prevent plugging of the battery vents Regularly wash the top of the battery to prevent the battery vents from plugging Battery gases are explosive Never smoke around batteries or expose them to sparks or open flames Work in a well ventilated area Wear personal protective equipment PPE when working with batteries Battery acid can ...

Page 119: ...ld Weather 1 Clean the machine 2 Check the engine coolant and engine oil levels and check for leaks The machine is normally filled to withstand a minimum low temperature of 40 F 40 C Change the fuel hydraulic oil and gear oil with new fluids that meet the air temperature requirements as necessary 3 Check the machine for leaks Check all cylinder rods for scratches and corrosion Apply grease to expo...

Page 120: ...egative battery cable or remove the battery and store it 7 If the ambient temperature is expected to drop below 32 F 0 C check the engine coolant mixture ratios and add concentrated engine coolant to the cooling system if necessary 8 Place the hydraulic lockout control lever in the locked closed position 9 Close and lock the engine hood and right access door During Storage During the storage perio...

Page 121: ...e Clean the grease from the cylinder piston rods Add oil or apply lubricant to all parts or components Starting the Engine After Long Term Storage 1 Turn the key switch 1 to ON 2 Pull the throttle control lever 2 backward high idle and pause for 3 seconds 3 Push the throttle control lever forward low idle and start the engine For additional starting information see Starting the Engine on page 4 15...

Page 122: ...t Loading and Unloading Push the throttle control lever forward low idle Operating the engine at high idle could result in sudden unexpected movement Use level solid ground and keep the machine a safe distance away from roads during loading and unloading operations WARNING To prevent the machine from tipping over select a firm and level location that is a safe distance from any road or structure M...

Page 123: ...are when driving over the joints 2 between the trailer and the ramps Swinging the upper structure may cause the machine to tip over and result in personal injury Retract and lower the arm and swing the upper structure slowly to achieve the optimal balance Never operate any control levers other than the travel levers when the machine is on a ramp Clean the loading platform ramps and trailer floor b...

Page 124: ... the following procedures during loading 1 Align the centerline of the machine with that of the trailer 2 Slowly drive the machine up the ramps 3 When the machine tilts toward the trailer side lower the bucket close to the trailer floor Drive slowly until the tracks are completely on the trailer 4 Slightly raise the bucket Retract the arm and keep it in a lower position Slowly swing the upper stru...

Page 125: ...ed 8 Place the hydraulic lockout control lever in the locked closed position 9 Turn the key to OFF and remove from the key switch 10 Turn the battery disconnect switch to OFF 11 Lock right access door and engine hood 12 Cover the exhaust opening to prevent contamination NOTICE Never turn the battery disconnect switch to OFF while the engine is running This can damage the electrical system or cause...

Page 126: ...ins or wire ropes 2 Make sure to secure the machine firmly in place to prevent it from sliding NOTICE Position the mirror inward towards the machine Secure any removed parts to the trailer Put a wood block between the bucket cylinder and the trailer floor to help prevent damage to the bucket cylinder Secure chains and wire ropes to the machine frame Prevent chains and wire ropes from crossing or p...

Page 127: ...ure the machine 4 Start the engine See Starting the Engine on page 4 15 5 Push the hydraulic lockout control lever to the unlock open position 6 Raise the work equipment and retract the arm toward the boom Drive the machine slowly 7 Stop the machine when it travels over the rear wheels of the trailer and toward the ramps 8 Adjust the boom arm to an angle of 90 to 110 3 and lower the bucket so the ...

Page 128: ... between the trailer and the ramps Avoid damage caused by unexpected movement of the work equipment Maintain the boom arm between an angle of 90 and 110 Unloading the machine with the arm retracted may cause damage to the machine WARNING Never lift the machine with a person inside the canopy Allow no one to stand close to or under a lifted machine Make sure the wire ropes are rated to lift the mac...

Page 129: ...ise the boom 3 Place the hydraulic lockout control lever in the locked closed position 4 Turn the key to OFF and remove from the key switch 5 Turn the battery disconnect switch to OFF 6 Lock right access door and engine hood 7 Cover the exhaust opening to prevent contamination 8 Use wire ropes and a container spreader bar that have adequate length to keep the machine free from damage 9 Lift the ma...

Page 130: ...Machine Operation SY26U Excavator OMM 4 56 Operation and Maintenance Manual 1119 SANY This Page Intentionally Left Blank ...

Page 131: ...eventing Contamination 5 5 Installation of Hydraulic Hoses 5 5 Securing Access Covers and Compartment Doors 5 6 Cleaning the Machine 5 6 Weld Drill Cut or Grind on the Machine 5 6 Inspection and Maintenance in Adverse Environments 5 6 Mud Rain or Snow Conditions 5 6 Near Ocean Salt Air Environments 5 7 Dusty Environments 5 7 Cold Environments 5 7 Other Weather Environments 5 7 Check the Maintenanc...

Page 132: ...ngine Coolant Level 5 24 Change the Engine Coolant 5 24 Inspect the Engine Coolant Pump 5 25 Inspect and Clean the Cooling Package 5 26 Fuel System 5 27 Bleed the Fuel System 5 27 Drain the Fuel Tank 5 27 Replace the Secondary Fuel Filter 5 28 Drain and Clean the Primary Fuel Filter Water Separator 5 29 Battery 5 30 Check the Battery 5 30 Remove the Battery 5 31 Hydraulic System 5 32 Check the Acc...

Page 133: ...eck the Final Drive Motor Mounting Fasteners 5 46 Lubrication 5 47 Lubrication Points 5 47 Arm Cylinder Rod End Pin 5 48 Boom Arm Connecting Pin 5 48 Arm Cylinder Base End Pin 5 49 Boom Cylinder Rod End Pin 5 49 Boom Cylinder Base End Pin 5 49 Boom Pin 5 50 Swing Bearing 5 50 Swing Gear 5 50 Boom Swing Cylinder Base End Pin 5 50 Dozer Blade Cylinder End and Blade Linkage Pins 5 51 Bucket Linkage P...

Page 134: ...ance procedures Checks After Maintenance or Repairs Before starting the machine after maintenance or repairs verify the following If necessary have a coworker inspect your work for correct and proper completion Complete the maintenance log Check for leaks in the system that had maintenance or repairs Verify there are no abnormal sounds coming from the engine or hydraulic system Check for any loose...

Page 135: ... instructions within an oil analysis sample kit from a SANY dealer Fuel Strainer The fuel tank strainer should always be installed when fueling the machine The fuel tank strainer prevents larger dirt and other contaminates from entering the fuel system The fuel tank strainer does not filter out very small or non solid impurities Preventing Contamination Clean dirt dust and debris from the hydrauli...

Page 136: ... manifold and turbocharger For heavy load operation add grease to the pins of the work equipment prior to each operation Cycle the operation of all working parts several times before filling with additional grease Mud Rain or Snow Conditions Before operating the machine inspect each connector for looseness After operating the machine clean the machine and inspect for missing or loose fasteners Add...

Page 137: ... with temperatures below 32 F 0 C or below lubricate only with the oils and fuel shown in Recommended Lubricants Fuels and Coolant on page 5 9 Prior to starting the engine make sure the battery is fully charged and the battery case and the cables have not cracked Other Weather Environments NOTE If there is evidence of overheating of bearings or bushings loose parts or rust during regular inspectio...

Page 138: ...tral position Make sure all safety decals are in place and are legible Make sure safety equipment is in place and in operating condition Check for fluid leaks Check the following during operation with the engine running Monitor the control panel for normal machine operating parameters Make sure that the machine operates normally Check for fluid leaks Check the following after operation with the en...

Page 139: ... or may cause improper machine operation Component or System Oil Type Ambient Temperature 22 F 4 F 14 F 32 F 50 F 68 F 86 F 104 F 122 F 30 C 20 C 10 C 0 C 10 C 20 C 30 C 40 C 50 C Engine Engine oil SAE 30 SAE 10W SAE 10W 30 SAE 15W 40 Swing machinery idler final drive Gear oil SAE 30 SAE 15W 40 Hydraulic system Hydraulic oil SAE 10W SAE 10W 30 SAE 15W 40 ISO VG32 ISO VG46 ISO VG68 Fuel tank Diesel...

Page 140: ... the hydraulic system Hydraulic oil lubricates hydraulic system components carries heat away from components and contains anti corrosion additives and detergents Hydraulic system malfunctions are often caused by poor machine maintenance practices Following the guidelines below will result in proper hydraulic system maintenance Do not add any additives to the hydraulic oil Replace hydraulic oil tha...

Page 141: ...ck the track tension See page 5 41 Inspect the bucket teeth See page 5 53 Inspect replace the bucket See page 5 54 Daily or Every 8 Hours Lubricate the work equipment See page 5 47 Inspect the machine for loose or missing components Clean the operator area Check all controls for smooth operation and make sure they return to the neutral position Make sure all safety decals are in place and are legi...

Page 142: ...1 Every 100 Hours Lubricate the machine See page 5 15 After the First 150 Hours Initial replacement of the hydraulic oil return filter See page 5 36 After the First 250 Hours Change the engine oil and filter See page 5 18 Collect final drive oil sample both See page 5 46 Change final drive oil in both sides See page 5 45 Every 250 Hours Change the engine oil and filter See page 5 18 Check the trac...

Page 143: ... Collect hydraulic oil sample See page 5 40 Every 6 Months or 1000 Hours Check the fuel tank strainer See page 5 5 Check the fuel lines for leaks or damage Replace as necessary Check the accumulator function See page 5 32 Replace the hydraulic oil return filter See page 5 36 Replace the hydraulic oil pilot filter See page 5 35 Replace the hydraulic tank breather filter element See page 5 34 Check ...

Page 144: ...y activate the machine Return the machine to operation Hydraulic Breaker Maintenance Interval Hydraulic oil breaks down faster on machines equipped with a hydraulic breaker than on machines equipped with a bucket Follow the steps below to set the service intervals 1 Initial replacement of the hydraulic filter must be carried out at 150 hours 2 Hydraulic oil return filter must be replaced every 250...

Page 145: ... will lead to excessive wear and damage to components Engine oil is critical for engine operation Never use lubricants that are not SANY approved Clean grease fittings before applying grease Use a grease gun to pump grease into the fitting and pump until old grease begins to escape Clean off any grease that has been pushed out Shown below are the lubrication points that must be maintained accordin...

Page 146: ...m connecting pin 1 3 Boom cylinder pins 2 4 Boom pin 1 5 Swing bearing 1 6 Swing gear 1 7 Boom swing cylinder base end pin 1 8 Dozer blade cylinder pins 2 9 Bucket linkage pins 3 10 Bucket cylinder pin 4 11 Boom swing cylinder rod end pin 1 12 Dozer blade linkage pins 2 13 Boom swing pin 2 Replacement Item Intervals Replacement Items When Required 8 hr 50 hr 100 hr 250 hr 500 hr 1000 hr 2000 hr En...

Page 147: ...or service See Maintenance Safety on page 2 8 2 Shut the engine off and open the engine compartment access door 3 Inspect the engine and engine compartment for Oil fuel and engine coolant leaks Loose fasteners and connections Worn or loose belts Damaged hoses and wiring harnesses WARNING Maintenance and service must be performed with the engine off unless otherwise indicated Shut off the engine be...

Page 148: ...art Check Reference Check the engine coolant level and top off as necessary Engine Coolant Level Check on page 4 6 Check the engine oil level Engine Oil Level Check on page 4 7 Check the fuel level and add as necessary Fuel Level Check on page 4 8 Drain water from the fuel Check and Drain the Fuel Water Separator on page 4 9 Check hydraulic oil level and add as necessary Hydraulic Oil Level Check ...

Page 149: ...oil level is at the upper mark on the dipstick See Engine Oil Level Check on page 4 7 10 Start and run the engine at low idle for 5 minutes 11 Stop the engine and check the engine oil level Add engine oil as necessary Collect Engine Oil Sample 1 Obtain an oil analysis sample kit from a SANY dealer 2 Operate the machine until the engine oil is up to normal operating temperature 3 Prepare the machin...

Page 150: ...base plate to access the engine compartment 3 Check the fan belt tension by pressing down on the fan belt between the fan pulley 2 and the alternator pulley 3 The fan belt must deflect 4 0 35 in 0 47 in 9 mm 13 mm NOTICE A loose fan belt may cause improper battery charging engine overheating or accelerated fan belt wear An overtightened fan belt may cause damage to the belt the bearings in the alt...

Page 151: ...r seat See Check and Adjust the Fan Belt Tension on page 5 20 3 Loosen the adjusting plate fastener 5 and alternator bracket fastener 6 Move the alternator toward the engine until the belt can be removed 4 Install a new fan belt in the reverse order of removal Adjust the belt tension See Check and Adjust the Fan Belt Tension on page 5 20 5 Run the engine at low idle for 5 minutes and then shut dow...

Page 152: ...e indicator body Replace the secondary air filter every 500 hours The dust valve 4 is at the bottom of the end cover 3 When the engine is off the dust valve should be closed NOTE If the dust valve is cracked torn remains open or is missing dust particles that are normally expelled can reenter the filter housing and deposit themselves on the filter shortening the air filter service life NOTICE If y...

Page 153: ...MENT Replace 1 Prepare the machine for service See Maintenance Safety on page 2 8 2 Open the right access door 3 Release the two latches 2 and remove the end cover 3 NOTE Clean the interior of the housing before removing the primary filter element 4 Remove the primary filter element 6 and then the secondary filter element 5 5 Installation is in the reverse order of removal Fig 5 10 0003093 6 5 ...

Page 154: ...e drain hose Open the drain valve and allow the engine coolant to drain 4 Close the drain valve Add clean water to fill the radiator Start the engine and run it at low speed until the temperature reaches 194ºF 90ºC Run the engine for an additional 10 minutes 5 Stop the engine Allow the engine to cool and drain the water into an appropriately sized container WARNING Engine coolant is toxic Avoid in...

Page 155: ... then at high speed for 5 minutes to bleed air from the cooling system 8 Top off the radiator and fill the over flow tank until the engine coolant is between the FULL and LOW marks Inspect the Engine Coolant Pump 1 Prepare the machine for service See Maintenance Safety on page 2 8 2 Inspect the engine coolant pump for any signs of engine coolant leaks 3 If the fan pulley has any play the bearings ...

Page 156: ...d air pressurized water or steam to come into contact with skin Always wear goggles gloves and other personal protective equipment Engine coolant is toxic Avoid inhaling or ingesting engine coolant Do not remove the radiator cap while the engine is hot Engine coolant is under pressure when hot and could spray out Always wait for the engine to cool before removing the radiator cap Failure to follow...

Page 157: ...e of the machine Place a suitable container under the valve to collect the drained fuel 3 Open the shutoff valve to drain water and sediment accumulated on the bottom of the tank Do not allow the fuel to splash out of the container 4 Close the valve when only clean fuel drains from the fuel tank 5 If the fuel tank is completely drained the system must be bled after refilling See Bleed the Fuel Sys...

Page 158: ...y damage the O ring resulting in a fuel leak 6 Bleed trapped air from the fuel system See Bleed the Fuel System on page 5 27 7 Start the engine and check the fuel filter for leaks WARNING Components and oil remain hot when the engine is stopped which may cause severe burns Wait until components and oil are cool before you proceed Never service the fuel system near an open flame or while smoking Fu...

Page 159: ...ousing with clean fuel 8 Replace the paper filter and make sure it is securely seated within the filter housing and fill the filter housing with clean fuel 9 Reinstall the filter housing and turn the fuel shutoff valve 1 1 4 turn to the ON position as indicated 10 Start the engine and check for leaks WARNING Components and oil remain hot when the engine is stopped which may cause severe burns Wait...

Page 160: ...g coating on the battery terminals WARNING Before proceeding with any battery maintenance procedure follow and remember these points Battery gases are explosive Never smoke around batteries or expose them to sparks or open flames Wear personal protective equipment when working with batteries Work in a well ventilated area If battery acid contacts skin or eyes flush the area immediately with fresh ...

Page 161: ...ay 7 Installation is in the reverse order of removal Connect the positive terminal first followed by the ground terminal WARNING Before proceeding with any battery maintenance procedure follow and remember these points Battery gases are explosive Never smoke around batteries or expose them to sparks or open flames Wear personal protective equipment when working with batteries Work in a well ventil...

Page 162: ...ler Relieve Hydraulic System Pressure Relieve pressure before disconnecting or servicing hydraulic system components 1 Prepare the machine for service See Maintenance Safety on page 2 8 2 Turn the key switch to ON Do not start the engine 3 Move the hydraulic lockout control lever to the unlocked open position 4 Move all control levers to full stroke in all directions to release internal pressure 5...

Page 163: ...lace the Hydraulic Oil Return Filter on page 5 36 5 Slowly add hydraulic oil to the return chamber of the hydraulic tank Monitor the oil level as it is added See Hydraulic Oil Level Check on page 4 10 6 Reinstall the hydraulic oil return filter cover See Replace the Hydraulic Oil Return Filter on page 5 36 WARNING Allow the hydraulic system to cool before servicing Hot oil may cause burns or other...

Page 164: ...he filter element 5 Replace the filter element as needed 7 Install the filter Tighten the cover and wing nut cover securely WARNING Allow the hydraulic system to cool before servicing Hot oil may cause burns or other serious injury The hydraulic tank may be under pressure and hydraulic oil may be present at the filler cover Relieve any pressure to prevent injury Failure to follow these warnings co...

Page 165: ...nd bowl 7 Install a new filter element gasket and O ring Install the filter bowl and tighten securely 8 To purge air from the system start the engine and run it at low idle for 10 minutes Check for leaks and then install the left skirt 2 9 Check the hydraulic oil level and add hydraulic oil as needed See Hydraulic Oil Level Check on page 4 10 WARNING Allow the hydraulic system to cool before servi...

Page 166: ...rns or other serious injury The hydraulic tank may be under pressure and hydraulic oil may be present at the filler cover Remove the filler cover slowly to relieve any pressure to prevent injury Failure to follow these warnings could result in death or serious injury NOTICE Examine the return filter for metal chips and debris An excessive amount of bronze and steel chips indicates that the hydraul...

Page 167: ...heck on page 4 10 Clean and Replace the Hydraulic Oil Suction Strainer 1 Prepare the machine for service See Maintenance Safety on page 2 8 2 Relieve system pressure See Relieve Hydraulic System Pressure on page 5 32 WARNING Allow the hydraulic system to cool before servicing Hot oil may cause burns or other serious injury The hydraulic tank may be under pressure and hydraulic oil may be present a...

Page 168: ...ner 5 6 Clean the suction strainer of any contaminants Inspect and replace if damaged 7 Install the suction strainer to the boss 6 of the hydraulic tank NOTE Use the extrusion on the bottom of the cap to hold the spring in place 8 Install a new O ring for the suction strainer cover Tighten the fasteners securely 9 To purge air from the system start the engine and run it at low idle for 10 minutes ...

Page 169: ...n page 2 8 3 Relieve system pressure See Relieve Hydraulic System Pressure on page 5 32 4 Remove the six fasteners 1 securing the right skirt 2 and remove the skirt WARNING Allow the hydraulic system to cool before servicing Hot oil may cause burns or other serious injury The hydraulic tank may be under pressure and hydraulic oil may be present at the filler cover Relieve any pressure to prevent i...

Page 170: ... page 5 33 5 Insert the oil sample tube into the hydraulic tank and collect a sample of hydraulic oil Reinstall the hydraulic tank breather assembly 6 Send the sample for testing in accordance with the instructions packaged with the sample kit Check the Hydraulic Hoses Lines and Connectors Check all hoses and lines for leaks Replace damaged or leaking hoses or lines immediately Any hydraulic pump ...

Page 171: ...ir information 3 Tighten any loose fasteners Track Assembly Check the Track Tension 1 Use the bucket as a support to lift the track on one side 2 Rotate the track one full revolution 3 Prepare the machine for service See Maintenance Safety on page 2 8 4 Use a straightedge to measure track sag 1 between the tread of the track roller and the rail surface of the track 5 Normal track sag is 0 4 in 0 8...

Page 172: ... not loosen the grease fitting The grease fitting is under extreme pressure and can exit the grease valve and cause serious injury Do not stand directly in front of the grease valve when loosening the valve Failure to follow these warnings could result in death or serious injury CAUTION If the track remains too tight after opening the grease valve or if the track remains too loose after adding gre...

Page 173: ...en the grease valve 1 1 to 1 1 2 turns while observing idler movement Grease should come out from behind the grease valve NOTE If grease does not come out slowly rotate the track in both directions When grease begins to flow stop and continue the adjustment 4 When the track sag is within specification tighten the grease valve to 44 lb ft 59 lb ft 60 N m 80 N m 5 Rotate the track one full revolutio...

Page 174: ...the oil level plug opening 6 If necessary remove the fill plug 1 and add oil 7 Install the oil level and fill plugs and tighten to 12 5 lb ft 17 N m 8 Repeat this procedure on the other final drive CAUTION Allow the final drive to cool before servicing Hot oil may cause burns or other serious injury The final drive gear case may be under pressure Remove the plugs slowly to prevent injury Failure t...

Page 175: ...ner under the final drive 6 Slowly loosen and remove the oil level 2 and fill 1 plugs to relieve any internal pressure NOTE For final drive oil capacity see Fluid Capacities on page 5 10 7 Remove the drain plug and allow the oil to drain 8 Install the drain plug and tighten to 36 lb ft 49 N m 9 Add new gear oil through the fill plug opening Fill until the gear oil is at the lower edge of the level...

Page 176: ...al drive check plug 6 Send the sample for testing in accordance with the instructions packaged with the sample kit Check the Final Drive Motor Mounting Fasteners 1 Prepare the machine for service See Maintenance Safety on page 2 8 2 Remove the final drive cover 3 Inspect all of the final drive mounting fasteners for rust damage or looseness 4 Replace any damaged or defective fasteners and tighten ...

Page 177: ...ng pin page 5 48 10 Dozer blade cylinder end pins page 5 51 3 Arm cylinder base end pin page 5 49 11 Bucket linkage pins page 5 51 4 Boom cylinder rod end pin page 5 49 12 Bucket cylinder rod end pin page 5 51 5 Boom cylinder base end pin page 5 49 13 Bucket cylinder base end pin page 5 52 6 Boom pin page 5 50 14 Boom swing cylinder rod end pin page 5 52 7 Swing bearing page 5 50 15 Dozer blade li...

Page 178: ...e lubrication points 1 Prepare the machine for service See Maintenance Safety on page 2 8 2 Using a grease gun pump grease into the grease fittings 3 Clean off all excess grease Arm Cylinder Rod End Pin 1 Remove the grease fitting cap 1 from the arm cylin der rod end pin grease fitting 2 2 Grease the arm cylinder rod end pin grease fitting NOTE Wipe excess grease from around the grease fitting 3 I...

Page 179: ...itting 3 Install the grease fitting cap Boom Cylinder Rod End Pin 1 Remove the grease fitting cap 1 from the boom cylin der rod end pin grease fitting 2 2 Grease the boom cylinder rod end pin grease fitting NOTE Wipe excess grease from around the grease fitting 3 Install the grease fitting cap Boom Cylinder Base End Pin 1 Remove the grease fitting cap 1 from the boom cylin der base end pin grease ...

Page 180: ... on the swing bearing 2 NOTE Only one fitting is shown The fittings are 180 offset from each other 2 Start the engine and raise the bucket 0 8 in 1 2 in 20 mm 30 mm above the ground Swing the upper structure 45 degrees 1 8 turn in each direction 3 Shut down the engine 4 Repeat steps 1 through 3 until grease appears from the swing bearing seal 5 Wipe excess grease from around the grease fittings Sw...

Page 181: ...kage pins grease fittings NOTE Wipe excess grease from around the grease fittings 3 Install the grease fitting caps Bucket Linkage Pins 1 Remove the grease fitting caps 2 from the bucket linkage pin grease fittings 1 2 Grease the bucket linkage pin grease fittings NOTE Wipe excess grease from around the grease fittings Install the grease fitting caps Bucket Cylinder Rod End Pin 1 Remove the grease...

Page 182: ... grease fitting cap Boom Swing Cylinder Rod End Pin 1 Remove the grease fitting cap 1 from the boom swing cylinder rod end pin grease fitting 2 2 Grease the boom swing cylinder rod end pin grease fitting NOTE Wipe excess grease from around the grease fitting 3 Install the grease fitting cap Boom Swing Pin NOTE Only one boom swing pin grease fitting cap is shown 1 Grease the boom swing pin grease f...

Page 183: ...surface Move the hydraulic controls to the locked closed position Keep the bottom of the bucket level on a wooden block 3 4 Remove the roll pins and worn bucket teeth 5 Install new bucket teeth and roll pins in the reverse order of removal WARNING Unexpected machine movement can be dangerous when replacing the bucket teeth Place the bucket on a stable work surface Shut down the engine and lock out...

Page 184: ...ns into the bucket pins 7 Grease the bucket pins 8 Start the engine and run it at low idle Operate the bucket slowly in both directions to check for binding CAUTION Keep fingers and other body parts away from pinch points to prevent crushing injuries while removing or installing the bucket Never put your finger into the pin bore during alignment Secure buckets after removal and before servicing Bu...

Page 185: ...anual 1119 6 1 TABLE OF CONTENTS INTRODUCTION SAFETY MACHINE CONTROLS MACHINE OPERATION MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT Specifications Machine Dimensions 6 2 Working Range 6 3 Technical Specifications 6 5 Lift Chart Blade Down 6 6 Lift Chart Blade Up 6 7 ...

Page 186: ...rack gauge 4 ft 1 in 1 25 m 7 Transport width 5 ft 1 in 1 55 m 8 Transport height travel alarm removed 8 ft 2 43 m 9 Engine hood height 4 ft 10 in 1 46 m 10 Swing ground clearance 1 ft 10 in 550 mm 11 Track length on ground 5 ft 1 in 1 56 m 12 Track length 6 ft 5 in 1 96 m 13 Maximum lowering depth of dozer blade 1 ft 1 in 330 mm 14 Dozer blade height 12 in 300 mm 15 Maximum ground clearance of do...

Page 187: ...Specifications SANY Operation and Maintenance Manual 1119 6 3 TABLE OF CONTENTS INTRODUCTION SAFETY MACHINE CONTROLS MACHINE OPERATION MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT WORKING RANGE Fig 6 2 0003762 1 3 2 5 4 6 ...

Page 188: ...g radius 6 ft 11 in 2110 mm 2 Maximum digging height 14 ft 6 in 4410 mm 3 Maximum dumping height 10 ft 2 in 3100 mm 4 Maximum digging depth 9 ft 3 in 2820 mm 5 Maximum vertical wall digging depth 8 ft 6 in 2585 mm 6 Maximum reach at ground level 15 ft 11 in 4850 mm Boom length 6 ft 11 in 2100 mm Arm length 4 ft 3 in 1300 mm ...

Page 189: ...2500 rpm Hydraulics Load Sensing with Pilot Control Main hydraulic pump Axial Piston Variable Displacement Operating flow maximum 19 0 gal min 72 0 L min Operating pressure maximum 3553 psi 24 5 MPa Travel motor Axial Piston with Park Brake Travel pressure maximum 3553 psi 24 5 MPa Travel speeds maximum 1 5 2 8 mph 2 4 4 5 km hr Travel effort maximum 4496 lbf 20 0 kN Grade capability maximum 35 Sw...

Page 190: ...10567 2007 NOTE Least stable position is over the side NOTE The load point is the centerline of the bucket pivot mounting pin on the arm Load Point Height ft m Rated Capacity lb kg Load Point Radius ft m 6 6 2 0 9 8 3 0 13 1 4 0 Lift capacity at max reach End Side End Side End Side End Side 13 1 4 0 1525 693 1285 584 9 8 3 0 1373 623 1043 470 1188 540 803 365 6 6 2 0 1558 707 1010 459 1102 501 620...

Page 191: ...pacities do not include a bucket and are in compliance with ISO 10567 2007 NOTE Least stable position is over the side NOTE The load point is the centerline of the bucket pivot mounting pin on the arm Load Point Height ft m Rated Capacity lb kg Load Point Radius ft m 6 6 2 0 9 8 3 0 13 1 4 0 Lift capacity at max reach End Side End Side End Side End Side 13 1 4 0 1525 693 1285 584 9 8 3 0 1241 564 ...

Page 192: ...Specifications SY26U Excavator OMM 6 8 Operation and Maintenance Manual 1119 SANY This Page Intentionally Left Blank ...

Page 193: ...TION SAFETY MACHINE CONTROLS MACHINE OPERATION MAINTENANCE SPECIFICATIONS OPTIONAL EQUIPMENT Optional Equipment Optional Equipment Selection 7 2 Read Equipment Instruction 7 2 Removal and Installation Precautions 7 2 Equipment Operation Precautions 7 3 Install Optional Equipment 7 4 Remove Optional Equipment 7 6 ...

Page 194: ...e of optional equipment If the optional equipment manual is missing or damaged contact the manufacturer of the optional equipment to obtain a replacement Removal and Installation Precautions Follow the instructions in this manual and in the optional equipment manual Remove and install equipment only on a firm level surface Use an appropriate lifting device when handling heavy objects weighing more...

Page 195: ...hange Make sure the machine is well balanced Maintain a safe distance from all surrounding barriers during machine operations In order to prevent the machine from tipping over never swing lower or stop the machine suddenly In order to prevent impact that may cause the machine to tip over never raise or lower the boom suddenly Install front guards on the machine as necessary per the nature of the o...

Page 196: ... s instructions 6 Connect the optional equipment hydraulic lines and bleed the hydraulic system in accordance with the manufacturer s instructions WARNING Do not release the equipment unless it is on the ground or on a solid supportive surface Block or support the equipment to prevent rolling or tipping Failure to follow these warnings could result in death or serious injury Hydraulic systems oper...

Page 197: ...n flow selector valve regulates the direction of hydraulic oil flow There are one way 4 or two way 5 positions for operating optional equipment NOTE A variety of optional one way and two way flow equipment is available for use on this machine A hydraulic breaker is an example of one way flow equipment a bucket thumb or shear are examples of two way flow equipment 8 Select the correct operating mod...

Page 198: ... the return flow selector valve as necessary See Install Optional Equipment on page 7 4 8 Select the correct operating mode from the monitor See Operating Mode Screen on page 3 14 9 Check the hydraulic oil level See Check the Hydraulic Oil Level on page 5 32 WARNING Do not release the equipment unless it is on the ground or on a solid supportive surface Block or support the equipment to prevent ro...

Page 199: ...This Page Intentionally Left Blank ...

Page 200: ...ice sanyamerica com SANY Part Number SSY005082387 318 Cooper Circle Peachtree City Georgia 30269 Fax 770 632 7820 Sales E mail sales sanyamerica com Service E mail service sanyamerica com Service Hotline 470 552 SANY 7269 ...

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