FHM BACKHOE BH 8 Operation And Parts Manual
  1. Manuals
  2. Brands
  3. FHM Manuals
  4. Tractor
  5. BACKHOE BH 8
  6. Operation and parts manual

FHM BACKHOE BH 8 Operation And Parts Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
BACKHOE BH 8 & 9
Save This Manual for Future Reference
OPERATION & PARTS MANUAL
Please read these instructions carefully before using! Always grease
all fittings and be sure to always check and fill with oil before operating!
GREASE ALL FITTINGS BEFORE OPERATING!
Specifications subject to change without notice!

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the BACKHOE BH 8 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for FHM BACKHOE BH 8

  • Page 1 BACKHOE BH 8 & 9 Save This Manual for Future Reference OPERATION & PARTS MANUAL Please read these instructions carefully before using! Always grease all fittings and be sure to always check and fill with oil before operating! GREASE ALL FITTINGS BEFORE OPERATING!
  • Page 2 Please Note Make sure all potential operators of this equipment review this manual and all safety messages contained within. This safety symbol indicates important safety messages in this manual. When you see this symbol, carefully read the message that follows and be alert to the possibility of personal injury or death.

  • Page 3: Table Of Contents

    CONTENTS 1. SAFETY PRECAUTIONS 2. SAFETY DECALS 3. BACKHOE SPECIFICATIONS 4. INTRODUCTION 5. TRACTOR PREPARATION 6. BACKHOE OPERATION 7. BACKHOE REMOVAL 8. LUBRICATION AND MAINTENANCE 9. TROUBLE SHOOTING 10. HYDRAULIC SYSTEM SCHEMATIC 11. TORQUE TIGHTENING CHART 12. PART ILLUSTRATIONS 13. Warranty Farmer-Helper BH 8 &...

  • Page 4: Safety Precautions

    1. SAFETY PRECAUTIONS SAFETY Understand that your safety and the safety of other persons is measured by how you service and operate this Backhoe. Know the position and operations of all controls before you or anyone else operate the equipment. Make sure you check all controls in all safe area before starting.
  • Page 5 Never use your hand to check for suspected leaks under pressure. Use a piece of cardboard or wood for this purpose. Escaping hydraulic oil or diesel fuel leaking under pressure can have sufficient force to penetrate the skin and cause infection or other injured by leaking fluid , seek medical attention immediately.

  • Page 6: Safety Decals

    2. Clean safety decals with soap and water and dry with a soft cloth. 3. Replace damaged or missing safety decals with new decals from your FHM Dealer. 4. If a component with a safety decal(s) affixed is replaced with a new part, make sure new safety decal(s) are attached in the same location(s) as the replaced components.
  • Page 7 Location : Beside of the locking hole at the Boom Mainframe Location : Main Valve Cover Location : Right Leg Guard Location : Left side Valve Lever Location : Right side Valve Lever Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 8 Location : Side of Left Inner Lever Location : Side of Right Inner Lever Location : Both side of Dipperstick Location : Main Valve cover Farmer-Helper BH 8 & 9 Revision 08 - 2017...

  • Page 9: Backhoe Specifications

    3. BACKHOE SPECIFICATIONS Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 10 Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 11 Bore Diameter Retracted Length Stroke Rod Diameter Cylinder inch inch inch inch Boom 2.75” 24.41” 15.16” 1.57” Bucket 2.36” 21.06” 11.81” 1.38” Dipperstick 2.36” 23.5” 14.88” 1.38” Swing 2.36” 15.87” 8.35” 1.38” Stabilizer 2.36” 17.56” 10.31” 1.38” Bore Diameter Retracted Length Stroke Rod Diameter Cylinder...

  • Page 12: Introduction

    4. INTRODUCTION The purpose of this manual is to assist you in maintaining and operating your BH8/BH9 backhoe. Read it carefully, it furnishes information and instructions that will help you achieve years of dependable performance. Some information may be general in nature due to unknown and varying conditions.

  • Page 13: Tractor Preparation

    5. TRACTOR PREPARATION Rear Counterweight CAUTION Do not exceed the manufacturer's rating for maximum gross vehicle weight. Refer to Operator's Manual or ROPS serial plate provided with tractor. Certain specific conditions may not permit safe use of backhoe at backhoe rating or may require more careful restricted operation at the rated load.
  • Page 14 5.1 PT O CONNECT ION Ensure PTO shaft is correct length, correct PTO shaft length must have a minimal overlap of 2” in drive position. See PTO Driveline manual for proper steps to reduce overall PTO driveline length. Connect PTO shaft to tractor, PTO output shaft and backhoe hydraulic pump shaft.
  • Page 15 6. BACKHOE ASSEMBLY & MOUNTING -After removing from crate. -You may need suitable support to lift and hold backhoe behind 3 pt during assembly. -Remove plug on top of Hydraulic Tank and fill with 303 or equivalent Tractor Hydraulic Fluid to level indicator on side of tank. USE EXTREMECAUTIONDURING CONNECTION TO THE TRACTOR.

  • Page 16: Backhoe Operation

    6. BACKHOE OPERATION CAUTION The tractor/backhoe should only be operated with all safety equipment properly installed. Keep assistants or by standers a safe distance from the equipment operating area. Precautionary Notes -Check below items before operating for your safety. -Read and understand this manual to avoid accidents. -Check the hydraulic fitting lines to be correct and set tightly.
  • Page 17 5. Don't hurry the learning process or take the unit for granted. Ease into it and become familiar with your new backhoe and tractor. CAUTION When lowering a heavy load, ease it downward slowly. Never drop a loaded attachment and "catch it hydraulically".
  • Page 18 Left and Right stabilizer controls Left and Right Stabilizer controls Push the left hand inner control lever, left stabilizer lowers. And pull up the lever, left stabilizer raises. Push the right hand inner control lever, right stabilizer lowers. And pull up the lever, right stabilizer raises.
  • Page 19 Crowd and Swing controls Push the left hand outer control lever, arm (dipperstick) moves toward the operator, and pull back the lever, arm (dipperstick) moves away from operator. Move the left hand outer control lever to the left, boom swings moves to the left. Move lever right, boom swing moves to the Right.
  • Page 20 These two levers (Crowd and swing control lever, Bucket and Boom control lever) provide four simultaneous operations. Both experience and practice are needed to eliminate excess motion and increase operating efficiency. Swing Lock and Boom Lock When transporting or dismounting backhoe, you must lock the backhoe's swing and boom.

  • Page 21: Backhoe Removal

    7.. BACKHOE REMOVAL CAUTION Move the backhoe to flat, firm and wide place to remove the equipment. Do not allow to be removed without bucket and stabilizers. Also, Dump the remaining material from the bucket to empty. Use other lifting equipment to remove when the backhoe has damage. STEP 1.

  • Page 22: Lubrication And Maintenance

    8. LUBRICATION AND MAINTENANCE ITEM SERVICE SERVICE INTERVAL Hydraulic System Oil Level Check Daily/10 hours As specified in Tractor Hydraulic System Oil/Filter Replace Operator's Manual Tire Inflation Check Weekly/50 hours Backhoe Pivot Points Lubricate Daily/10 hours Backhoe Hydraulic Lines, Daily/10 hours Check for leaks, wear Hoses, Connections Boom, Arm, Swing and Bucket...
  • Page 23 CAUTION Do not perform service or maintenance Operations with backhoe raised off the ground. For additional access to tractor components remove backhoe. Important: Lower the backhoe to the ground and relieve pressure in backhoe hydraulic lines prior to performing any service or maintenance operations on the tractor or backhoe. CAUTION Escaping fluid under pressure can have sufficient force to penetrate the skin , causing serious injury .

  • Page 24: Trouble Shooting

    9. TROUBLE SHOOTING This Trouble Shooting Chart is provided for reference to possible backhoe operational problems. Determine the problem that best describes the operational problem being experienced and eliminate the possible causes as listed by following the correction procedures. PROBLEM POSSIBLE CAUSE CORRECTION Check and replenish hydraulic...
  • Page 25 Low hydraulic fluid level. Check and replenish hydraulic fluid Allow hydraulic system to warm up Cold hydraulic fluid to operating temperature Check oil number and viscosity, Hydraulic Oil viscosity too heavy Refill correct hydraulic oil or Incorrect oil Engine R.P.M. too slow (hydraulic Increase engine speed to obtain pump R.P.M.
  • Page 26 Allow hydraulic fluid to warm up Cold Hydraulic Fluid to operating temperature Check oil number and viscosity, Hydraulic Oil viscosity too heavy Refill correct hydraulic oil. Excessive load in bucket. Loading Reduce load System relief valve exceeds specified backhoe capacity Relief valve setting below Check and reset valve setting as squeals.

  • Page 27: Hydraulic System Schematic

    10. HYDRAULIC SYSTEM SCHEMATIC AUXILIARY HYDRAULIC VALVE PACKAGE Dipperstick Cylinders Swing Cylinders Left Stabilizer Cylinders Right Stabilizer Cylinders Bucket Cylinder Tractor of Pump Kit Boom Cylinder Controls are setup in ISO standard, If you want SAE contorl format, contact support@betstco.com information of which hoses to switch.

  • Page 28: Torque Tightening Chart

    11. TORQUE TIGHTENING CHART TORQUE TIGHTENING CHART 1 TORQUE TIGHTENING CHART 2 Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 29 12. PART ILLUSTRATIONS GENERAL INFORMATION Illustrations The individual parts in their normal relationship to each other. Reference numbers are used in the illustrations. These numbers correspond to those in the "Number" column and are followed by the quantity required and description. Directional Reference "Right hand"...
  • Page 30 BH8 & BH9 Dipperstick and Bucket Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 31 Boom Arm Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 32 Stabilizer and Swing Frame Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 33 Seat and Mount Top Link Suspension Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 34 BH Series Tank and Pump System Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 35 Hydraulic Control System Farmer-Helper BH 8 & 9 Revision 08 - 2017...
  • Page 36 BH8 & BH9 PART NO. Name & Specifications Quantity GB/T5782-2000 Bolt M12x50 BK6N.01.105 Blade BH225.014 Bucket weldment GB/T889.1-2000 Locking Nut M12 GB/T5782-2000 Bolt M8x55 BH225.102 Pin shaft for bucket grease zerk M8 JB/T7940.1-1995 BH225.016 Front arm weldment BH255.016 GB/T889.1-2000 Locking Nut M8 SF-2 Sleeve 40x44x40 BH225.103...
  • Page 37 BH195.031 Swing cylinder GB/T889.1-2000 Locking Nut M16 BH225.029 Cross bar weldment GB/T5783-2000 Bolt M16x55 BH225.025 Base weldment GB/T6170-2000 Nut M8 BH225.108 U-Bolt BH195.108 Copper bush BH195.117 Rubber cushion GB/T70.1-2000 Bolt M8x40 BH225.030 Right stabilizer rod weldment BH195.113 Fix plate for stabilize r GB/T5783-2000 Bolt M8x20 BH225.117...
  • Page 38 BH225.024 Right hitch support arm BH225.028 Oil tank weldment BH225.120 Right cover Left cover BH225.113 Sleeve assembly BK6N.07.001 Gearbox PG-3 CBN-E316 Gear pump CBN-E316 O-ring 18x23x2.5 GB3452.1 Pump adapter,in BH5.60.103 Bolt M8x25 GB/T5783-2000 BH5.60.104 Pump conversion adapt er BH5.60.012 Pump inlet hose JB/ZQ4454 Gasket 27 GB/T5783-2000...
  • Page 39 BH225.045 Hose, Valve To Stabilizer BH225.048 Hose, Valve To Dipperstic k BH255.048 Hose, Valve To Boom BH225.041 FLP180.602 Long, Adapter 14-16 BH225.043 Hose, Adapter To Bucket BH255.043 GB/T93-1987 Spring washer M6 BH195.121 Adapter base GB/T5782-2000 Bolt M6x40 BH225.042 BH255.042 Hos e, Valve To Adapter FLP180.601 Adapter 14-16 Farmer-Helper BH 8 &...
  • Page 40 Farmer-Helper BH 8 & 9 Revision 08 - 2017...

  • Page 41: Warranty

    Farmer Helper Machinery Brand LIMITED WARRANTY FARMER HELPER MACHINERY CO. LTD. warrants to original Purchaser that F A R M E R H E L P E R M A C H I N E R Y C O . L T D . products are free from major defects in material under normal use and service for a period of Two (2) Years from the date the product is purchased or shipped, whichever is later.
  • Page 42 WARRANTY VOID IF REGISTRATION IS NOT RECEIVED OR RECORDED ONLINE WITHIN 30 DAYS OF PURCHASE DATE OR SHIP DATE, WHICHEVER IS LATER. FARMER HELPER MACHINERY REGISTRATION Item________________________________Model # _________________ Purchase Date_____/_____/_______ Purchased From: ________________________________Gift� Inv#/Order# ____________________________ Owner Name: _______________________________________ Serial # (if Applicable)______________________ Owner Address: _______________________________________ City: ________________________ County: ___________ ST: ______ Zip Code: _____________ Phone: _______________________ Email: ________________________...
  • Page 43 2 YEAR EXTENDED WARRANTY & REGISTRATION Farmer Helper Machinery Branded Products 2 YEAR EXTENDED WARRANTY 2 Year Extended Warranty amends to original Recorded Manufacturers Warranty Registration the time period of described coverage. Extended Warranty does not apply to Consumable and Expendable Items as described in Product Warranty Registration. This Amendment does not affect any other part of recorded Warranty Registration or Policy.

This manual is also suitable for:

Backhoe bh 9

Table of Contents