Blue Diamond TRENCGER Operation And Maintenance Manual
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Blue Diamond TRENCGER Operation And Maintenance Manual

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Summary of Contents for Blue Diamond TRENCGER

  • Page 2 BLUE DIAMOND ATTACHMENTS liability for any defect with respect to accepted goods shall be limited to repairing the goods at a BLUE DIAMOND ATTACHMENTS designated location or at an authorized dealer location, or replacing them, as BLUE DIAMOND ATTACHMENTS shall elect. The above shall be in accordance with BLUE DIAMOND ATTACHMENTS warranty adjustment policies.

  • Page 3: Table Of Contents

    Table Of Contents Introduction ..............5 Owner Information .
  • Page 4 Table Of Contents Trencher Parts Replacement ..........35 Shoe Replacement .

  • Page 5: Introduction

    Introduction Introduction Owner Information 7 Attachment Identification 9 Trencher Operation and Maintenance Manual...
  • Page 6 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 7: Owner Information

    Operator’s Manual and thoroughly understand safe and correct operating, installation and maintenance procedures. Blue Diamond is continually working to improve its products. Blue Diamond reserves the right to make any improvements or changes as deemed practical and possible without incurring any responsibility or obligation to make any changes or additions to equipment sold previously.

  • Page 8: Serial Number Location

    Proof of service must be provided in hard copy form of both operational and service history (including serial number of gearbox and hydraulic motor) records. Service must be performed by an authorized Blue Diamond dealer. Trencher Operation and Maintenance Manual...

  • Page 9: Attachment Identification

    Introduction Attachment Identification ATTACHMENT BOOM MOUNTING FRAME AUGER CHAIN CUTTING SCRAPER TEETH SHOE Trencher Operation and Maintenance Manual...
  • Page 10 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 11: Safety

    Safety Safety Safety Information 13 Trencher Operation and Maintenance Manual...
  • Page 12 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 13: Safety Information

    Safety Safety Information Safe Operation Needs A Qualified Operator WARNING SAFETY ALERT SYMBOL AVOID SERIOUS INJURY OR DEATH This SAFETY ALERT SYMBOL identifies important safety messages Operators must receive instructions before equipment and in the owner’s manual. When operating the machine. Untrained operators you see this symbol, be alert to the can cause serious injury or death.

  • Page 14: Importance Of Safety

    Safety Importance of Safety • DO NOT make any adjustments or repairs on the equipment while the machine is running. Operating Safety • Keep shields and guards in place. Replace if damaged. • Read and follow instructions in this manual and the machine’s Operator’s Manual before •...
  • Page 15 Safety Importance of Safety Cont’d Fire Prevention Safety • Flammable debris (leaves, grass, etc.) must be • Travel only with the trencher in a safe transport removed regularly. If flammable debris is position. allowed to accumulate, it can cause a fire hazard.
  • Page 16 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 17: Operation

    Operation Operation General Information 19 Attachment Inspection 21 Attachment Installation 22 Setting Trencher Depth 24 Operating The Attachment 25 Trencher Operation and Maintenance Manual...
  • Page 18 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 19: General Information

    Blue Before operating the trencher for the first time and Diamond or your Blue Diamond dealer. each time thereafter, use the following list as a guideline during equipment inspection. Refer to the serial tag for max low and pressure ratings.
  • Page 20 Operation • Fully clean the attachment. See “Cleaning The Attachment” on page 41. • Perform attachment maintenance per the schedule outline in the Maintenance Section. See “Service Schedule” on page 31. • Check the trencher mounting plate for wear or damage.

  • Page 21: Attachment Inspection

    Operation Attachment Inspection Daily Inspection NOTE: Inspect the attachment by performing a walk around daily before and after use. Use the following inspection checklist as a guideline. Check the following items every 10 hours of operation: • Verify that the trencher is properly connected to the machine.

  • Page 22: Attachment Installation

    Operation Attachment Installation Park the machine / attachment on a flat level surface. Place all controls in neutral, engage the park brake, stop the engine and wait for all moving IMPORTANT parts to stop. Leave the operator’s position. Connecting Attachment To The Machine WARNING See the machine’s Operator’s Manual for detailed information on operating the loader.

  • Page 23: Connecting Hydraulic Hoses

    Operation Connecting Attachment To The Machine WARNING Cont’d Stop the engine and engage the parking brake. AVOID BURNS Leave the operator’s position. See “Leaving The Hydraulic fluid, tubes, fittings and quick Operator’s Position” on page 22. couplers can get hot during operation. Be careful when connecting and disconnecting Engage attachment locking levers / wedges (See hydraulic hoses.

  • Page 24: Setting Trencher Depth

    Operation Setting Trencher Depth GROUND LEVEL Figure 2 To adjust the trench depth, loosen and remove the two 5/8” UNC nuts and spring washers that hold the skid plate (Item 1) [Figure 2] onto the trencher side plate. Then remove the skid plate and rotate it until the two fixed bolts line up with the holes for the trench depth required.

  • Page 25: Operating The Attachment

    Operation Operating The Attachment Checking Trencher Hydraulic Enter the machine. (See “Entering The Operator’s Position” on page 22.) Functions Start the engine and release the parking brake. NOTE: After installing the trencher, test all functions before operating the trencher in IMPORTANT the work area.

  • Page 26: Operation

    Operation Operation WARNING Operating Tips AVOID SERIOUS INJURY OR DEATH DANGER Keep all bystanders a minimum of 20’ (6m) away from equipment when operating. AVOID SERIOUS INJURY OR DEATH Call Before you dig. IMPORTANT The trencher is designed to operate with the depth adjustable 'foot' just on the ground.
  • Page 27 Operation Operation (Cont’d) Raise the trencher so it is horizontal to the ground, with the bottom of the auger at approx 8 inches off the ground, start the rotation of the chain [Figure Ensure the chain is rotating freely before increasing RPM.
  • Page 28 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 29: Maintenance

    Maintenance Maintenance Service Schedule 31 Trencher Adjustments 33 Trencher Parts Replacement 35 Installing a Trencher Chain 38 Troubleshooting 40 Cleaning The Attachment 41 Trencher Storage 41 Trencher Operation and Maintenance Manual...
  • Page 30 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 31: Service Schedule

    Maintenance Service Schedule Maintenance Intervals NOTE: The new trencher gearbox oil change MUST be carried out within the first 30 hours of use under EXTREME OPERATING CONDITIONS OR the first 50 hours of use under MODERATE OPERATING CONDITIONS OR 3 months whichever comes first. Thereafter, every 300/500 hours. DESCRIPTION SERVICE PROCEDURES Check...

  • Page 32: Cutting Teeth Inspection

    Maintenance Cutting Teeth Inspection Beyond Reduction in Usefulness Reduction in Reduction in performance performance performance Figure 6 Cutting teeth replacement should be made between 30% and 60% reduction in performance. Trencher Operation and Maintenance Manual...

  • Page 33: Trencher Adjustments

    Maintenance Trencher Adjustments DANGER AVOID SERIOUS INJURY OR DEATH Before servicing the Trencher: • Lower the machine’s lift arms and place the trencher on flat, level surface. • Engage parking brake, stop engine, remove the key and exit the machine. •...

  • Page 34: Chain Adjustment

    Maintenance Chain Adjustment Hydraulic Hose Connection Figure 10 Figure 12 To adjust the chain or remove the chain – remove trencher chain must rotate the 1/2” bolt holding wrench to outer boom. counterclockwise direction (when viewed from the motor side of the trencher). The supply line from Use wrench supplied to wind adjuster nut the parent machine must be connected to the ‘A’...

  • Page 35: Trencher Parts Replacement

    Maintenance Trencher Parts Replacement Sprocket Replacement DANGER AVOID SERIOUS INJURY OR DEATH Before servicing the Trencher: • Lower the machine’s lift arms and place the trencher on flat, level surface. • Engage parking brake, stop engine, remove the key and exit the machine. •...

  • Page 36: Nose Roller Bearing Replacement

    Maintenance Nose Roller Bearing Replacement Figure 18 Figure 16 When pressing the new bearing in, ensure the o replace the nose roller bearing, remove circlip using drift used is the correct size. The drift must sit [Figure 16] a pair of straight circlip pliers against the outside shell of the bearing, being careful not to damage the ring that holds the bearing together.

  • Page 37: Seal Replacement

    Maintenance Seal Replacement small bead around the outside of the seal [Figure 20]. Figure 19 Before the seal can be replaced, remove retaining collar and sprocket as shown in sprocket Figure 21 replacement. Then remove the key and seal protector. Place a screwdriver between outside of Proceed to fit the seal by using a large punch and seal and inside of housing.

  • Page 38: Installing A Trencher Chain

    Maintenance Installing Trencher Chain 1. Start with the trencher securely attached to a lifting device or machine, ensure the adjustable boom is fully retracted. 2. Place trencher on the ground, position chain (Item 1) in front of the nose roller (Item 2) [Figure 22] with cutting edge of the tooth facing away from the trencher.
  • Page 39 Maintenance 6. Bring both ends of the chain together and insert the joining pin (Item 1) [Figure 23]. NOTE: The joining pin must be inserted from the correct side which is identified by looking at the head of the other link pins and matching it to the same side.

  • Page 40: Troubleshooting

    Check flows and Hydraulic oil overheating. Hydraulic motor or hoses not size recommendations and change if balanced to parent machine. necessary. Contact Blue Diamond Dealer. Parent machine not equipped with Stop and allow to cool naturally oil cooler or sufficient sump when it gets hot.

  • Page 41: Cleaning The Attachment

    Maintenance Cleaning The Trencher Storage Attachment Seal hydraulic couplers from contaminants and secure all hydraulic hoses off the ground to help Park the machine and attachment on a flat level prevent damage. surface. Lower the attachment flat on the ground. Clean the unit thoroughly, removing all mud, dirt, Stop the engine.
  • Page 42 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 43: Parts

    Parts Parts Trencher Components 45 Decal Identification 47 Trencher Operation and Maintenance Manual...
  • Page 44 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 45: Trencher Components

    Parts Trencher Components Trencher Operation and Maintenance Manual...
  • Page 46 Parts ITEM DESCRIPTION PART # Trencher - Complete with Digging Boom, Danger Bar Soil Auger Digging Chain Frame Crumber Bar Hydraulic Hose Kit Quick Release Couplers * Contact Blue Diamond for chain options. Trencher Operation and Maintenance Manual...

  • Page 47: Decal Identification

    Parts Decal Identification Trencher Operation and Maintenance Manual...
  • Page 48 OF ALL MOVING PARTS ITEM DESCRIPTION PART # CAUTION: READ MANUAL DE-000039 DECAL: NO STEP DE-000054 CAUTION: TRENCH STRAIGHT DE-000167 CAUTION: STAY CLEAR DE-000034 BLUE DIAMOND DE-000000 BLUE DIAMOND BD-057 SERIAL TAG (not shown) DE-000168 Trencher Operation and Maintenance Manual...

  • Page 49: Specifications

    Specifications Specifications Attachment Specifications 51 Torque Specifications 52 Trencher Operation and Maintenance Manual...
  • Page 50 QUALITY / DEPENDABILITY / INTEGRITY Trencher Operation and Maintenance Manual...

  • Page 51: Attachment Specifications

    -0.4°F (-18°C) to 225°F (107°C). Please contact your Blue Diamond specialist for the recommended Gear Oil if operating outside this range. Contact your nearest Blue Diamond Dealer for Gear Oil change procedure. NOTE: The gearbox oil capacity is engraved onto the serial tag located on the trencher.

  • Page 52: Torque Specifications

    Specifications Torque Specifications Standard Hardware And Lock Nuts BOLT SAE GRADE 5 SAE GRADE 8 LOCK NUTS TYPE Nominal Plated or Plated W / Plated or Plated W / Plated or Plated W / Size Unplated ZnCr Unplated ZnCr Unplated ZnCr W / Grade W / Grade...

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