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OPERATOR’S MANUAL

BH600

Manual Number: BH600-08_1

August 2008

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Summary of Contents for BIG ARM BH600

Page 1: ...OPERATOR S MANUAL BH600 Manual Number BH600 08_1 August 2008 ...

Page 2: ......

Page 3: ...on 3 6 Definitions of Safety Terms and Symbols Accident Prevention 3 Safety Instructions 4 5 Safety Signs 6 Power Unit Specifications 7 Installation Instructions 7 Hydraulic Instructions 7 Operation 8 9 Maintenance 10 Service 10 Mounting Locations 11 Parts Illustrations 12 13 Grease Zerk Locations 14 Selector Valve Diagram 14 Hydraulic Parts List 15 Hydraulic Plumbing 16 Specifications 17 Troubles...

Page 4: ...taining your Big Arm Read this manual carefully to obtain valuable information and instructions that will help you achieve safe and dependable service The illustrations and data used in this manual were current at the time of printing but due to possible engineering and or production changes this product may vary slightly in detail HLA reserves the right to redesign and or change components as nec...

Page 5: ... accident prevention program can be successful without the wholehearted cooperation of the person who is directly responsible for the operation of the equipment If accidents are to be prevented and accidents can be prevented that prevention will come from equipment operators who accept their complete responsibility and anticipate the results of their actions The designer the manufacturer and the s...

Page 6: ...ny type of work on this product lower this product to the ground apply your power unit s parking brake stop the engine remove the starter key wait for all moving parts to stop and then relieve all pressure in the hydraulic lines Refer to your power unit s operator s manual for instructions on how to relieve hydraulic pressure in lines Know your loader s safe lifting and operating capacity and the ...

Page 7: ...t all safety signs are in place and legible Refer to the safety sign page in this manual for the placement of safety signs for this product Replace all damaged or excessively worn parts and hardware only with genuine HLA parts or with properly rated fasteners hydraulic hoses or fittings Make certain that all locking pins latches and connection devices are properly installed and secured Make certai...

Page 8: ...n to the position shown on the diagram above and smooth out any bubbles Item A Item B ITEM QTY PART DESCRIPTION A 1 BHW01 Injury warning B 1 BHW02 Backhoe damage C 1 BHW03 Hydraulic D 1 BHW04 Pinch point INSTRUCTIONS Keep all safety signs clean and legible Replace all missing illegible or damaged safety signs Replacement parts for parts with safety signs attached must also have safety signs attach...

Page 9: ...circuit BACKHOE HYDRAULIC CONNECTION 1 Disconnect the hydraulic hose quick couplers from one another and attach the quick couplers to your power unit as per the instructions in your power unit s operator s manual 2 Carefully raise the loader arm and cycle the tilt cylinders to check hose clearances and to check any interference LOADER DESCRIPTION MAXIMUM BUCKET SIZE LESS THAN 25 HORSEPOWER DO NOT ...

Page 10: ...linder extended to allow the bucket to penetrate the soil 3 As the bucket fills extend the bucket cylinder and extend the dipper or raise the loader arms to lift the bucket clear of the hole 4 The depth of the hole will be controlled by the amount the dipper is extended and the height of the loader arms Use extreme care when working on hillsides Always dump loaded bucket on uphill side of backhoe ...

Page 11: ...tick attachment mainframe forward with the bucket cylinder extended and the bottom of the bucket flat on the ground The entire height of the bucket should be visible 2 Use the loader s tilt cylinder only to raise the bucket above the material pile 3 Pivot the loader to reach over the pile and tilt the backhoe downward so the bottom of the bucket is approximately 12 below the top of the pile 4 Pivo...

Page 12: ...unting make sure pins are fully inserted pin retainer bolts are properly tightened Dipperstick can be mounted to center or right side of frame Center mount is recommended for digging in an open area Side mount is recommended for digging beside a wall DANGER Increased roll over hazard ...

Page 13: ... to page 15 for diagram BACKHOE SERVICE Shut off engine set parking brake and relieve hydraulic pressure before connecting or disconnecting hydraulic lines Refer to your power unit s manual for instruction on how to relieve hydraulic pressure in lines Before applying pressure to the system be sure that all connections are tight and be sure there are no damaged hoses lines or fittings Wear safety g...

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Page 18: ...BLY 1 4 6m3k 8fjx90 6fjx 75 HOSE ASSEMBLY 1 5 6400 8 10 8mj 10mb STRAIGHT 4 6 6501 6 8 8fjx 6mp90 2 7 2501 6 6 6mj 6mp90 3 8 2404 6 6 6mj 6mp STRAIGHT 1 9 FT 03 NPT THROTTLE VALVE 2 1 2 3 4 A 2 B 2 C 2 D 2 A 2 B 2 D 2 C 2 A 1 B 1 D 1 C 1 5 6 9 7 8 7 7 6 9 5 5 5 SWING CYLINDER DIPPER STICK CYLINDER DIVERTOR VALVE SSBH HYDRAULICS A 1 B 1 C 1 D 1 ...

Page 19: ...TO SKID STEER ROD END ROD END DIVERTOR VALVE THROTTLE VALVE SSBH36 024 SSBH36 024 SSBH64 025 SSBH47 026 HYDRAULIC SCHEMATIC ...

Page 20: ...HBT09 9 BUCKET W TEETH 92 SHBT12 12 BUCKET W TEETH 101 SHBT15 15 BUCKET W TEETH 110 SHBT18 18 BUCKET W TEETH 119 SHBT20 20 BUCKET W TEETH 125 SHB09 9 BUCKET W O TEETH 80 SHB12 12 BUCKET W O TEETH 89 SHB15 15 BUCKET W O TEETH 98 SHB18 18 BUCKET W O TEETH 107 SHB20 20 BUCKET W O TEETH 113 ...

Page 21: ...ses connected incorrectly Correct hydraulic hose connections Aeration of hydraulic fluid generally indicated by foamy appearance of fluid Low hydraulic fluid level Check and refill hydraulic system to proper level Hydraulic fluid foaming due to improper hydraulic oil usage Refer to Power Unit s manual and replace hydraulic oil using recommended hydraulic oil Hydraulic oil heating Dirty oil Drain a...

Page 22: ... or others Distributor dealer must notify Horst Welding of the defect by phone fax or email Recommended repairs and cost are to be discussed with and agreed on by an authorized Horst Welding representative Repair and labor at an agreed rate will be performed by a dealer for Horst Welding or a repair shop designated by Horst Welding All claims must be discussed with a representative of Horst Weldin...

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