Barko Hydraulics 640 Operator's Manual

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B A R K O

MULCHERS

NOTE: Read this manual before using this product. Failure to follow the instructions

and safety precautions in this manual can result in serious injury or death. Keep this

manual in a safe location for future reference.

NOTE: The operating and safety instructions for a Mulching Attachment

are not included in this manual. See separate Mulching Attachment manual.

OPERATORS: 800-00275

011209

OPERATOR'S MANUAL

640 Mulcher

Machine

Serial Number

The information and illustrations in this manual have

been approved as accurate at the time of printing.

However, the manual may contain information on

options not present on your loader. The right is reserved

by Barko Hydraulics,LLC to make changes and

improvements in its product at any time without notice or

obligation.

B A R K O

H Y D R A U L I C S ,

1 Banks Avenue, Superior, WI 54880

phone: 715-392-5641 fax: 715-392-3931

website: www.barko.com email: barko@barko.com

PARTS: 800-00276

L L C

SERVICE: 800-00277

Table of Contents

Summary of Contents for Barko Hydraulics 640

Page 1 However, the manual may contain information on options not present on your loader. The right is reserved by Barko Hydraulics,LLC to make changes and improvements in its product at any time without notice or obligation.
Page 2: Table Of Contents
Operation ................................................1 6 Hydraulic Pressure Settings (640 mulcher) .... 62 Operator's Station ..........17 Machine Function Speeds ........62 Joystick Control Functions - Mulcher ....18 Trouble Shooting ..........63 Battery Disconnect Switch ........19...
Page 3 640 Mulcher (O) page 3 page 3 page 3 page 3 page 3 800-00275...
Page 4: Introduction
Email: barko@barko.com Serial No. NOTE: NOTE: NOTE: Information in this manual is current at the time of printing. Barko Hydraulics reserves the right to NOTE: NOTE: make changes and improvements to it's products and manuals at any time without notice or obligation.
Page 5: Abbreviations And Symbols
R P M R P M R P M R P M Power On Power On Power On Power On Power On Faster Faster Faster Faster Faster 640 Mulcher (O) page 5 page 5 page 5 page 5 page 5 800-00275...
Page 6: Hydraulic Pressure Warning Sheet
Barko warranties null and void and constitute an obvious misuse and abuse of our product. BARKO HYDRAULICS, LLC BARKO HYDRAULICS, LLC BARKO HYDRAULICS, LLC BARKO HYDRAULICS, LLC BARKO HYDRAULICS, LLC 640 Mulcher (O) page 6 page 6 page 6 page 6 page 6 800-00275...
Page 7: Warranty
BARKO HYDRAULICS, L.L.C. ("Barko") warrants to the Distributor and/or original Buyer each new knuckle boom loader, mulcher or other product in BARKO HYDRAULICS Equipment Group including attachments and accessories thereto, ("Product") sold by BARKO to be free from defects in material and workmanship under normal use, maintenance and service.
Page 8: Know Your Machine
Don't assume that because you know the control functions of other similar machinery, that you Don't assume that because you know the control functions of other similar machinery, that you can run the Barko 640 Mulcher. can run the Barko 640 Mulcher.
Page 9: Safety Summary
640 Mulcher (O) page 9 page 9 page 9...
Page 10 -Secure machine to trailer bed. -Secure machine to trailer bed. -Secure machine to trailer bed. -Cover exhaust pipe. -Cover exhaust pipe. -Cover exhaust pipe. -Cover exhaust pipe. -Cover exhaust pipe. 640 Mulcher (O) page 10 page 10 page 10 page 10 page 10 800-00275...
Page 11 Grease all pivot and cylinder points daily. Grease all pivot and cylinder points daily. Grease all pivot and cylinder points daily. Grease all pivot and cylinder points daily. Grease all pivot and cylinder points daily. 640 Mulcher (O) page 11 page 11 page 11 page 11...
Page 12 Other fluids will cause machine damage. Other fluids will cause machine damage. Other fluids will cause machine damage. Other fluids will cause machine damage. Other fluids will cause machine damage. 640 Mulcher (O) page 12 page 12 page 12 page 12...
Page 13 Gain experience and improve skills over time by gradually increasing the angle of slopes on which you are working. As operating conditions change make the appropriate decisions and adjustments to maintain safe machine operation. 640 Mulcher (O) page 13 page 13...
Page 14: Fire Prevention
Any portable extinguisher or authorized by Barko Hydraulics. authorized by Barko Hydraulics. authorized by Barko Hydraulics. authorized by Barko Hydraulics. authorized by Barko Hydraulics. sparks, hot components or fumes.
Page 15: Model Description
Swing Motor, Swing Motor, Swing Motor, Counterweight Counterweight Counterweight Counterweight Counterweight Brake and Brake and Brake and Brake and Brake and Gearbox Gearbox Gearbox Gearbox Gearbox 640 Mulcher (O) page 15 page 15 page 15 page 15 page 15 800-00275...
Page 16 640 Mulcher (O) page 16 page 16 page 16 page 16 page 16 800-00275...
Page 17: Operator's Station
J o y s t i c k s J o y s t i c k s J o y s t i c k s J o y s t i c k s 640 Mulcher (O) page 17 page 17 page 17...
Page 18: Joystick Control Functions - Mulcher
Damage to axles can Damage to axles can Damage to axles can Damage to axles can Damage to axles can result. result. result. result. result. 640 Mulcher (O) page 18 page 18 page 18 page 18 page 18 800-00275...
Page 19: Battery Disconnect Switch
Damage to components will occur if above procedures are not followed. above procedures are not followed. the above procedures are not followed. above procedures are not followed. above procedures are not followed. 640 Mulcher (O) page 19 page 19 page 19 page 19 page 19...
Page 20: Right Track Travel Foot Pedal
NOTE: NOTE: NOTE: NOTE: NOTE: Parking brake is automatically applied when pedal is not pressed, automatically removed when pedal is pressed. 640 Mulcher (O) page 20 page 20 page 20 page 20 page 20 800-00275...
Page 21: Servo Switch In Cab Door
Adjustment and Backward and Backward and Backward and Backward and Backward Weight Adjustment Weight Adjustment Weight Adjustment Weight Adjustment Weight Adjustment Adjustment Adjustment Adjustment Adjustment Adjustment 640 Mulcher (O) page 21 page 21 page 21 page 21 page 21 800-00275...
Page 22: Instrument Panel Overhead Display
3 3 3 3 3 AC/Heater Control AC/Heater Control AC/Heater Control AC/Heater Control AC/Heater Control Operates Air Conditioning and Heater. Use buttons to control temperature and fan speed. 640 Mulcher (O) page 22 page 22 page 22 page 22 page 22 800-00275...
Page 23: Ac/Heater Control
To display diagnostics depress the ON key three times. The digital display will then display any active fault codes. See Troubleshooting section in Service Manual for fault code explanations. To change the display from Fahrenheit to Celsius or back, depress the TEMPERATURE UP / DOWN keys simultaneously. 640 Mulcher (O) page 23 page 23 page 23...
Page 24 Push Up to turn On and Push Down to turn Off Not Used Not Used Not Used Not Used Not Used K e y K e y K e y K e y K e y 640 Mulcher (O) page 24 page 24 page 24 page 24 page 24 800-00275...
Page 25: Am/Fm Stereo Cd Player
MENU / SCAN Button MENU / SCAN Button sources. Short press: MENU button, to open the basic settings menu. Long press: SCAN, to start scan function 640 Mulcher (O) page 25 page 25 page 25 page 25 page 25 800-00275...
Page 26: Engine Protection System
0 PSI 0 PSI 0 PSI 0 PSI 8 PSI 6 PSI 1200 25 PSI 17 PSI 1600 32 PSI 30 PSI 2500 42 PSI 30 PSI 640 Mulcher (O) page 26 page 26 page 26 page 26 page 26 800-00275...
Page 27: Md3 Display
UP Arrow Label Location - Description located here to indicate what function the UP arrow activates. When there is no label here the arrow is used to scroll up when the option is available. 640 Mulcher (O) page 27 page 27 page 27...
Page 28 14. Door Open Icon Door Open Icon Door Open Icon Door Open Icon Door Open Icon - Icon will turn on when door is open. 640 Mulcher (O) page 28 page 28 page 28 page 28 page 28...
Page 29 DIAGNOSTIC SCREEN ICONS DIAGNOSTIC SCREEN ICONS engine to be shut down. (WARNING ICONS ON) (WARNING ICONS ON) (WARNING ICONS ON) (WARNING ICONS ON) (WARNING ICONS ON) 640 Mulcher (O) page 29 page 29 page 29 page 29 page 29 800-00275...
Page 30 No Active Warnings No Active Warnings No Active Warnings - Displayed under normal an engine fault code is active that requires operating conditions. the engine to be shut down. 640 Mulcher (O) page 30 page 30 page 30 page 30 page 30...
Page 31: Adjust Engine Speed
1% increments, press the OK button again and the rate will adjust in 10% increments. To adjust the engine speed by increments of 10% or 1% press F2 to get to the Diagnostic Screen. 640 Mulcher (O) page 31 page 31 page 31...
Page 32: View Machine Warnings
Silencing the alarm will not deactivate the warning. If a warning is active, only the active warning will appear. Warnings will shut off when the problem has been fixed. 640 Mulcher (O) page 32 page 32 page 32...
Page 33: Silence Warning Alarm
These reminders can be closed by pressing F2, once the services have been completed and the timer will be reset. Pressing F3 will hide the reminder until the next time you start the machine. 640 Mulcher (O) page 33 page 33 page 33...
Page 34: Adjust Joystick Sensitivity
DOWN arrow to decrease the sensitivity. The F2 button will reset the sensitivity to the factory settings. With joystick value set you can return to the main screen using the back button. 640 Mulcher (O) page 34 page 34 page 34...
Page 35: Adjust Controls Group
In the Main menu press the F1 button to get to the adjust Any change made to these functions will be saved for the screen. next time the machine is started. 640 Mulcher (O) page 35 page 35 page 35...
Page 36: Adjust Engine Warm Up Speed
This function is a live function and can be adjusted while the machine is running. With the Travel Pedal Sensitivity value set, you can return to the main screen using the back button. 640 Mulcher (O) page 36 page 36 page 36...
Page 37: Adjust Swing Max Speed
With the Rotate Tilt Speed value set, set, you can return to the main screen using the back you can return to the main screen using the back button. button. 640 Mulcher (O) page 37 page 37 page 37...
Page 38: Adjust Throttle Slope
With the Throttle Slope (%/sec) value set, you can return to the main screen using the back button. 640 Mulcher (O) page 38 page 38 page 38...
Page 39: Engine Fault Codes
Engine power derate. Yellow 32 of the engine harness. P108 Low voltage detected at ambient air pressure signal Engine power derate. Yellow 32 of the engine harness. 640 Mulcher (O) page 39 page 39 page 39 page 39 page 39 800-00275...
Page 40 P251 Power to the real time clock has been interrupted and its Time stamp in ECM powerdown data will be incorrect. Maintenance setting is no longer valid. 640 Mulcher (O) page 40 page 40 page 40 page 40 page 40...
Page 41 Engine idles when validation switch indicates idle and ramps up to Yellow supply pin 29 of the OEM harness. a default set speed when idle validation switch indicates off-idle. 640 Mulcher (O) page 41 page 41 page 41 page 41...
Page 42 Error detected in the Output device Driver (VGT of Can not control the VGT or Transmission, depending on application. Yellow Transmission Shift Modulation signal) signal pin 21 of the OEM harness. 640 Mulcher (O) page 42 page 42 page 42 page 42...
Page 43: Before Starting
10. Never operate machine within 300 feet of personnel or other operating equipment. Clear all personnel from area. 11. Familiarize yourself with work site: note any hazards, obstructions or power lines, note ground conditions, terrain, and timber distribution. 640 Mulcher (O) page 43 page 43...
Page 44: Operating Instructions And Precautions
Falling limbs and trees could cause death or severe injury. Keep all personnel back 300 feet. - Always remain in operator's seat with seat belt and harness on, while operating. 640 Mulcher (O) page 44 page 44 page 44 page 44...
Page 45 640 Mulcher (O) page 45 page 45 page 45 page 45 page 45...
Page 46: Starting The Engine
640 Mulcher (O) page 46 page 46 page 46 page 46 page 46 800-00275...
Page 47: Shut-Down Procedure
Armrest all the Armrest all the Armrest all the Armrest all the way up (OFF) way up (OFF) way up (OFF) way up (OFF) way up (OFF) 640 Mulcher (O) page 47 page 47 page 47 page 47 page 47 800-00275...
Page 48: Mulching Attachment Safety
Read and understand those instructions before Read and understand those instructions before Read and understand those instructions before operating machine. operating machine. operating machine. operating machine. operating machine. 640 Mulcher (O) page 48 page 48 page 48 page 48 page 48 800-00275...
Page 49: Loading Techniques And Operations
This machine is built to lift loads and is extremely and will overheat hydraulic system. powerful. Do not operate carelessly. There is potential for personal injury and equipment damage. Be concerned about safety when preparing to operate 640 Mulcher (O) page 49 page 49 page 49 page 49...
Page 50 Get to know end of travel of all cylinders and use lever to stop function rather than waiting for end of cylinder travel. 640 Mulcher (O) page 50 page 50 page 50...
Page 51: Transporting
Engage the parking brake (if applicable). Applies automatically when machine stops. 640 Mulcher (O) page 51 page 51 page 51 page 51...
Page 52 640 Mulcher (O) page 52 page 52 page 52 page 52 page 52 800-00275...
Page 53: Safety While Servicing
Do not weld on any structural member unless Do not weld on any structural member unless Do not weld on any structural member unless specifically authorized by Barko Hydraulics. specifically authorized by Barko Hydraulics. specifically authorized by Barko Hydraulics. specifically authorized by Barko Hydraulics.
Page 54: Preventive Maintenance
Change all filter elements. Change hydraulic oil in hydraulic oil reservoir. Change gear fluid in swing motor gearbox. Resume the normal maintenance intervals after this. See the Service Schedule for more information. 640 Mulcher (O) page 54 page 54 page 54...
Page 55: Service Schedule
Safty treads, safety signs, seat belt - Safty treads, safety signs, seat belt Safty treads, safety signs, seat belt Check for damaged or missing items and replace. 640 Mulcher (O) page 55 page 55 page 55 page 55 page 55...
Page 56 NOTE: NOTE: Use the intervals on Service Schedule when operating in normal conditions. Service the machine at shorter intervals when operating in very hot, cold, dusty, or humid conditions. 640 Mulcher (O) page 56 page 56 page 56 page 56...
Page 57: Lubrication Points
Swing Motor Gearboxes: EP 80-90 gear fluid (fill until oil is as high as top of cluster bearings - see service manual for more information) (if lube reservoir is used, maintain at half full). Grease Bank 640 Mulcher (O) page 57 page 57 page 57...
Page 58: Fluid Specifications
The Cetane number should be 40 minimum. A fuel with a higher Cetane number may be required if operating the machine where air temperatures are normally low or where altitudes are high. In cold weather operation, the cloud point should be 10 degrees F. below lowest normal air temperatures. 640 Mulcher (O) page 58 page 58...
Page 59 640 Mulcher (O) page 59 page 59 page 59...
Page 60: Special Torque Specifications
K170 valves ....... 44 Ft. Lbs. l90 valves ........33 Ft. Lbs. Other torques, for the valves, pumps, and motors are found in the service literature for those components. 640 Mulcher (O) page 60 page 60 page 60...
Page 61: General Torque Specifications
P O U N D S P O U N D S P O U N D S 1-3/8 3250 3700 1950 2220 1-1/2 4350 4850 2600 2900 640 Mulcher (O) page 61 page 61 page 61 page 61 page 61 800-00275...
Page 62: Hydraulic Pressure Settings (640 Mulcher)
HYDRAULIC PRESSURE SETTINGS (640 MULCHER) HYDRAULIC PRESSURE SETTINGS (640 MULCHER) HYDRAULIC PRESSURE SETTINGS (640 MULCHER) HYDRAULIC PRESSURE SETTINGS (640 MULCHER) HYDRAULIC PRESSURE SETTINGS (640 MULCHER) See the Service Manual for this machine for more specific See the Service Manual for this machine for more specific...
Page 63: Trouble Shooting
Tighten or replace belt. Radiator plugged. Clean and inspect radiator. Air filter elements plugged. Clean or replace elements. Recharge battery. Engine will not start. Low or discharged battery. 640 Mulcher (O) page 63 page 63 page 63 page 63 page 63 800-00275...
Page 64 Low hydraulic oil supply. Fill hydraulic reservoir with proper hydraulic oil. Inspect lines. Replace parts if Obstruction in line or line damaged. necessary. 640 Mulcher (O) page 64 page 64 page 64 page 64 page 64 800-00275...
Page 65 Defroster switch needs service. Replace switch. Defroster fan motor needs Repair or replace motor. service. Disconnected or damaged wiring. Inspect wiring. Connect or replace wiring as necessary. 640 Mulcher (O) page 65 page 65 page 65 page 65 page 65 800-00275...
Page 66 Add oil. Low oil level in reservoir. Repair or replace steering valve Sticky steering valve spool. spool. Repair or replace steering Loose cylinder piston. cylinder. 640 Mulcher (O) page 66 page 66 page 66 page 66 page 66 800-00275...
Page 67: Decals
Date of Change. 539-01086 DECAL, "BARKO" (12" )(on each side of main boom) white w/ orange border 539-01087 DECAL, "640" (on each side of main boom) white w/ orange border 539-01115 DECAL, Barko Strong Arm (both sides of Machine) ----...
Page 68 MANUAL ORDERING FORM You may order one free Parts Manual and one free Service Manual (if available) for your machine by sending this completed form to Barko Hydraulics,LLC. NOTE: No manuals can be shipped out without the serial number of the machine written in below, since all manuals are made per machine serial number.

Barko Hydraulics 640 Operator's Manual

Maintenance

Decals

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