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SAFETY INSTRUCTIONS 

WORK SAFELY – A CAREFUL OPERATOR IS THE BEST INSURANCE AGAINST ACCIDENTS!!

 

 

 

SECTION 1 
WARNING SECTION

 

 

 

 
 

 

 
 
 

 

 

READ AND COMPLETELY UNDERSTAND THIS 
MANUAL. 

 

READ AND COMPLETELY UNDERSTAND THE 
MANUALS PROVIDED WITH YOUR POWER UNIT, 
LOADER AND QUICK-ATTACH. 

 

Read and understand all safety signs on this product 
and on your power unit, loader and quick-attach.

 

 

Know all your controls and know how to quickly stop all 
power unit movements, the backhoe movement, and 
the engine in case of emergency.

 

 

Know and obey all applicable government rules, 
O.S.H.A regulations, local laws and other professional 
guidelines for your operation.

 

 

Make sure that anyone who will be assembling, 
mounting, maintaining, repairing, removing and/or 
storing this product:

 

  has been instructed in the safe operation of this 

product and of the power unit and the quick-attach 
to which this product is attached.

 

  is physically and mentally capable of the safe 

operation of this type of equipment. 

  is not under the influence of drugs or alcohol. 

  is carefully supervised from a safe distance, 

especially if such person is inexperienced. 

  wears personal protective equipment (i.e. hardhat, 

safety glasses, work gloves, protective shoes, 
respirator, ear protection, etc.) 

  does not wear loose fitting clothes, loose or 

uncovered hair or any accessories (jewelry, 
necktie, scarf, wrist watch, etc.) that can catch and 
entangle on moving parts. 

  has annually reviewed all safety instructions. 

 

Know and follow good work practices when 
assembling, mounting, maintaining, repairing, 
removing and storing this product: 

  Work on a level surface in a well lit area. 

  Keep the area clean and dry. 

  Use properly grounded electrical outlets and tools. 

  Use the right tool for the job at hand. 

  Make sure that your tools are in good condition for 

performing the desired function. 

  When using tools, wear the protective equipment 

specified by the tool manufacturer (i.e. hardhat, 
safety glasses, work gloves, protective shoes, etc.). 

 
 

 

 

 

Before leaving the operator’s station or before 
beginning any 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 weight of this product. See the specifications 
in this manual for the weight of this product and refer 
to your power unit’s and loader’s operator’s manuals 
for safe operating limits. Lift capacity may be reduced 
if using a quick-attach. 

 

Never allow anyone, except the operator, to be around 
the power unit or this product when either is in motion. 

 

Do not start up unless others are clear of the work 
area. 

 

Do not allow riders on this product or the power unit. 

 

Do not stand or climb on this product when raised. 

 

Do not place any part of your body under any part of 
this product unless this product is securely resting on 
adequate blocking or on the ground. 

 

Do not use blocking made of concrete blocks, logs, 
buckets, barrels or any other material that could 
suddenly collapse or shift positions. Do not use wood 
or steel blocking that shows any signs of material 
decay. Do not use wood blocking that is warped, 
twisted or tapered. 

 

Never operate controls from the ground. Operate the 
controls only from the operator’s station. 

 

Never leave the equipment unattended with the engine 
running or with this product raised on the loader. 

 

Be aware of the added weight and width of this 
product. Reduce travel speeds accordingly, especially 
when traveling over rough ground. 

 

Keep this product close to the ground and under 
control when transporting. 

 

When transporting, be sure backhoe does not block 
view of vehicle lights or road. 

BEFORE ATTEMPTING ANY TYPE OF ASSEMBLY, 
OPERATION, MAINTENANCE OR OTHER WORK ON 
OR NEAR THIS PRODUCT. 

WHEN YOUR POWER UNIT IS USED DURING ANY 
TYPE OF ASSEMBLY, OPERATION, MAINTENANCE 
OR OTHER WORK ON OR NEAR THIS PRODUCT: 

WARNING 
Obey all safety instructions listed in this 
section and throughout this manual. 
Failure to obey instructions in this section 
could result in death or serious injury. 

 

Содержание BIG ARM BH600

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

Страница 2: ......

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 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...

Страница 14: ... 12 ...

Страница 15: ... 13 ...

Страница 16: ... 14 ...

Страница 17: ... 15 ...

Страница 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 ...

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

Страница 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 ...

Страница 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...

Страница 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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