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MESSER BM72 Operator's Manual

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OPERATOR'S MANUAL
BRUSH MOWER
Model BM72
Serial Number 20916-
Manual# 96627 MAY 23 ENGLISH
COPYRIGHT © 2023 MESSER
ATTACHMENTS LLC SAUK
CENTRE, MN PRINTED IN USA
ALL RIGHTS RESERVED

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  • Page 1 OPERATOR’S MANUAL BRUSH MOWER Model BM72 Serial Number 20916- Manual# 96627 MAY 23 ENGLISH COPYRIGHT © 2023 MESSER ATTACHMENTS LLC SAUK CENTRE, MN PRINTED IN USA ALL RIGHTS RESERVED...

  • Page 2: Using This Manual

    Replacement Manuals Be sure to include this operator’s manual if you sell or transfer owner- ship of the attachment. Contact Messer Attachments LLC for a printed manual, or find a downloadable manual on our website. Using This Attachment The attachment is designed for use mowing grass, weeds and brush.

  • Page 3: Manufacturer Contact

    Modifications Do not modify the attachment in any way. Manufacturer Contact Call Messer Attachments LLC at (833) 352-3477, or see us at www.messerattach.com.
  • Page 4 Product Identification Identification Numbers Record your product information to provide when you contact the dealer or manufacturer. Brush Mower Model BM72 Serial Number 20916- Serial Number Location Purchase Date Dealer Dealer Phone Model Serial #...
  • Page 5 Specifications BM72 Model 244 x 201 x 61 cm Length x Width x Height (96 x 79 x 24 in.) 646 kg (1425 lb.) Weight 708 kg (1560 lb.) Weight with Roller Rated Operating Capacity* * This attachment may be used to mow stalks or stems of small trees and...

  • Page 6: Safety Decals

    Safety Decals Decal Locations Location Description Part Number 96519 Danger Decal 96520 Chain Warning Decal 96117 High Pressure Decal HIGH PRESSURE DECAL 96117 HIGH PRESSURE FLUID HAZARD To prevent serious injury or death: • Relieve pressure on system before repairing, adjusting or disconnecting. •...
  • Page 7 Safety Decals DANGER DECAL 96519 • Do not insert hands, feet, or any • Inspect the entire work area objects under the edges of this attachment during operation. before operation. • Follow the Operator’s Manual • Remove objects which could be thrown by the blades or could instructions to safely park the machine and stop the engine...
  • Page 8 Safety Wear Protective Equipment • Wear gloves to protect hands from burns if hydraulic couplers be- come hot during operation. • Never wear sandals or other light footwear when operating or servic- ing the attachment. Wear protective footwear when handling blades or heavy parts.
  • Page 9 Safety • Before operating, replace any worn or damaged safety decals. • Before operating, thoroughly inspect the attachment to be sure all hardware (bolts, nuts, etc.) is installed and tightened. • Before operating, thoroughly inspect the attachment to be sure it is in working order.
  • Page 10 Safety • Remove objects which could be thrown by the blades or could dam- age the blades. Mark or flag remaining objects and areas to avoid during operation. • • Do not insert hands, feet, or any objects under the edges of this at- tachment during operation.
  • Page 11 Safety • Do not handle any hydraulic components until pressure has been relieved from the system. • Disconnect the attachment hydraulic hoses from the loader before inspection or service. • Inspect attachment hydraulic hoses and hose shields for damage or wear before attaching to the loader.

  • Page 12: Installing The Attachment

    Installing and Removing Preparing for Installation 1. Check the loader and attachment hydraulic couplers to be sure the surfaces are clean before connecting. 2. Inspect the couplers for damage or wear and replace if needed for proper connection. Installing the Attachment 1.

  • Page 13: Installing And Removing

    Installing and Removing IMPORTANT AVOID DAMAGE! Attaching plate levers may be damaged if they strike the attachment. Be sure the attaching plate levers do not hit the attachment during installation. 4. Tilt the loader attaching plate forward, and drive the loader forward until the top edge of the loader attaching plate is under the top flange (B) of the attachment mounting frame.
  • Page 14 Installing and Removing Picture Note: Wedge on left side of attachment shown. Check the wedges or pins on both sides of the attachment. 9. Check to be sure the loader attaching plate pins or wedges (C) extended into the holes in the bottom of the attachment mounting frame.
  • Page 15 Installing and Removing Attaching the Stop Lift Chains to the Loader Note: It may be easier to position some loader models close to the attachment and route the chains before fully installing the attach- ment on the loader. WARNING AVOID INJURY! Do not operate the attachment unless the stop lift chains are installed to prevent lifting the attachment more than 12 inches above level ground.
  • Page 16 Installing and Removing 3. Wrap the stop lift chains around the front of the loader and install the chains in the mounting holes (A) in the same positions (Install the seventh link from the end of each chain, for example, in the mount- ing holes.) 4.
  • Page 17 Installing and Removing 5. Disconnect the attachment hydraulic hoses from the loader’s front auxiliary couplers (A). a. Rotate the coupler sleeves (B) so the ball (C) is aligned with the groove (D) to allow the coupler to disconnect (Some sleeves may not have this locking mechanism).

  • Page 18: Pre-Operation Inspection

    Operating Pre-Operation Inspection Before starting operation, inspect the area you will be operating in and inspect the attachment. Inspect the Work Area 1. Confirm the area is clear of bystanders including animals. Establish a safety zone by keeping bystanders and animals beyond a 200 foot radius around the attachment when operating.

  • Page 19: Theory Of Operation

    Operating Theory of Operation The Brush Mower hydraulic hoses are connected to the loader front aux- iliary hydraulic couplers. The loader’s hydraulic controls are used to tilt the Brush Mower and to engage and disengage the hydraulic motor which drives the flywheel with three cutting blades. Operation WARNING AVOID INJURY!
  • Page 20 Operating Transporting the Attachment On the Loader Check to be sure the attachment is correctly installed on the loader before hauling the loader on a trailor or truck. Follow all loader, truck or trailer operator’s manual instructions to safely haul the loader. Hauling the Attachment Follow all truck or trailer operator’s manual instructions to securely fasten the attachment to the truck or trailer with straps or chains.

  • Page 21: Service Intervals

    Servicing Service Intervals Every 8 hours or daily: • Grease the optional roller, if installed. • Inspect the attachment and hoses for damage and wear. Replace parts as needed. • Check and tighten all hardware. Lubrication Recommended Grease Standard Lithium Lubricating the Optional Roller 1.
  • Page 22 Servicing 2. Park the loader. (See Parking Safely in this manual.) 3. Remove the four cap screws (A), lock washers and washers from the motor guard. 4. Remove the motor guard and position out of the way on the frame, taking care to avoid damaging the pressure gauge connected to the hydraulic hose.

  • Page 23: Sharpening The Blades

    Servicing Sharpening the Blades WARNING AVOID INJURY! Remove the attachment from the loader before servicing. 1. Remove the attachment from the loader. 2. Park the loader. (See Parking Safely in this manual.) 3. Using a safe lifting device, raise and block the front of the attach- ment to access the blades and flywheel underneath.

  • Page 24: Troubleshooting

    Servicing 6. Remove the nut, lock washer, bolt and blade. 7. Sharpen or replace the blade. 8. Install the blade with the bolt, lock washer and nut. Tighten nut to 1444 ft-lb (1958 N•m). Troubleshooting Problem Action 1. Check to be sure the attachment hy- Flywheel won't rotate.

  • Page 25: Warranty

    Limited Warranty. 2. Limited Warranty. Messer warrants that for a period of 24 months from the date of purchase, the Equipment will remain free from defects in material and workmanship under normal use and proper maintenance.
  • Page 26 6. Limited Warranty Voidable. The limited warranty herein is void and deemed waived if the purchaser fails to give written notice to Messer of any alleged defect under the limited warranty herein within 20 days of its discovery; or (a) purchaser or parties other than Messer or its authorized representatives attempts to remedy or fix the alleged Equipment defects;...

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