Stanley MB656 User Manual

Stanley MB656 User Manual

Mounted hydraulic breaker

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MB656
MOUNTED
HYDRAULIC BREAKER
USER MANUAL
Safety, Operation and Maintenance
© 2014 Stanley Black & Decker, Inc.
New Britain, CT 06053
U.S.A.
29169 3/2017 Ver. 13

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Summary of Contents for Stanley MB656

  • Page 1 MB656 MOUNTED HYDRAULIC BREAKER USER MANUAL Safety, Operation and Maintenance © 2014 Stanley Black & Decker, Inc. New Britain, CT 06053 U.S.A. 29169 3/2017 Ver. 13...
  • Page 2: Declaration Of Conformity

    Disposizioni speciali: Misurazioni Representative in the Union: Patrick Vervier, Stanley Dubuis 17-19, rue Jules Berthonneau-BP 3406 41034 Blois Cedex, France. Vertreter in der Union/Représentant dans l’union/Representante en la Union/Rappresentante presso l’Unione Done at/Ort/Fait à/Dado en/Fatto a Stanley Hydraulic Tools, Milwaukie, Oregon USA...
  • Page 3: Table Of Contents

    REPAIRS AND / OR SERVICE TO THIS TOOL MUST ONLY BE DONE BY AN AUTHORIZED AND CERTIFIED DEALER. For the nearest authorized and certified dealer, call Stanley Hydraulic Tools at the number listed on the back of this manual and ask for a Customer Service Representative.
  • Page 4: Safety Symbols

    Always observe safety symbols. They are included for your safety and for the protection of the tool. LOCAL SAFETY REGULATIONS Enter any local safety regulations here. Keep these instructions in an area accessible to the operator and maintenance personnel. 4 ► MB656 User Manual...
  • Page 5: Safety Precautions

    The decals must be replaced if illegible. Replacement decals can be obtained from your authorized Stanley Wear Eye Distributor. Protection • When operating the breaker you must use ear protection, eye protection, and breathing protection. MB656 User Manual ◄ 5...
  • Page 6 KNOW THE WORK CONDITIONS • The operator must know any prohibited uses or work areas for the machine. For example, excessive slopes and poor or dangerous terrain conditions must be avoided. 6 ► MB656 User Manual...
  • Page 7 Do not modify the breaker in any manner. operating the carrier and the breaker. • Use only tool bits supplied by Stanley Hydraulic Tools. • When operating the breaker you must use ear Use of tool bits supplied by another manufacturer protection, eye protection and breathing protection.
  • Page 8: Tool Stickers & Tags

    Guaranteed Sound Power Level Sticker 74735 CE Specification Plate 74705 Stanley Logo Sticker 47351 Composite Warning Sticker NITROGEN ONLY 350 PSI 27711 Pressure Spec Sticker—350 psi PN:73006 73006 MB656 Decal 66764 Made in USA Sticker 8 ► MB656 User Manual...
  • Page 9: Operation

    3. Check the hydraulic filter. Replace the filter if dirty or deteriorated. 4. Have your Stanley dealer test the circuit to which the breaker will be connected to make sure that the circuit is supplying the specified flow and pressure rating for the breaker.
  • Page 10 Always wear eye protection when installing or removing the tool retaining pin. LOW TEMPERATURE WARM-UP PROCEDURE 1. After starting the carrier, warm-up the hydraulic system at engine idle until hydraulic lines are warm to the touch. 10 ► MB656 User Manual...
  • Page 11 15–20 seconds. If breakout does not occur within this approximately 45° and the breaker is almost vertical. time, move the breaker to another position. The tracks of the excavator should be in line with the boom and the breaker. MB656 User Manual ◄ 11...
  • Page 12 Many materials do not respond well to continued hammering in one place. The breaker tool should be repositioned on the work each time the tool penetrates but does not crack the material. 12 ► MB656 User Manual...
  • Page 13 MB656 User Manual ◄ 13...
  • Page 14 Underwater usage of the breaker will cause Underwater usage of the breaker will cause damage internal damage to the breaker. Consult Stanley for to internal components. Even if the breaker is partially modifications and specific warranty coverage if you submerged, water is introduced to an area between have an underwater requirement.
  • Page 15: Troubleshooting

    If symptoms of poor performance develop, the following users may experience. If a situation occurs that is chart can be used as a guide to correct the problem. not covered, call your Stanley Customer Service When diagnosing faults in operation of the tool, always representative for assistance.
  • Page 16: Maintenance

    Do not just replace the tool bit or the lower bushing individually as this will result in premature wear of the replaced component. It is recommended to replace ALL worn components. 16 ► MB656 User Manual...
  • Page 17: Charging The Accumulator

    When disengaging the tester a “POP” of nitrogen is Accumulator Tester (28257), which are used with normal. other Stanley model breakers. When charging the 6. Connect the charge hose assembly to the charging accumulator, make sure the tools and charge valve is valve on the tester.
  • Page 18: Flow Control Kit Instructions

    The parts list for the Flow Control Kit is shown below. Figure 13. Flow Control Kit ITEM PART DESCRIPTION 34621 FLOW CONTROL BLOCK 34839 WASHER 371516 NYLOCK NUT 02773 ADAPTER 58653 ORIFICE LOCATED UNDER FITTING DESIGNATED AS "S" 58652 CAPSCREW 58654 HOSE 58655 HOSE 18 ► MB656 User Manual...
  • Page 19: Wear Tolerances

    RETAINER PIN (ITEM 43) .75 in. / 19 mm .67 in. / 17 mm Outside Diameter Outside Diameter PISTON Wear Limit 2.595 in. / 66 mm Depth 2.905 in. / 73.8 mm New Part FIGURE 17. PISTON MB656 User Manual ◄ 19...
  • Page 20: Proper Use & Care Of Tool Bits

    These areas create a damage from occurring again. stress concentration metal-to-metal contact point, thus All Stanley tool bits are machined and hardened for weakening the tool. maximum performance. Care must be taken to maintain...
  • Page 21 These are some examples of failure caused by temper changes occurring on the job. Figure 22. Extreme Down Pressure Breakage MB656 User Manual ◄ 21...
  • Page 22 Discoloration, like “rainbow” Figure 26. Diagram of Tool Bit Failures effects or blue bands, is the result of extreme heat. 22 ► MB656 User Manual...
  • Page 23 PROPER USE & CARE OF TOOL BITS Stanley Breakers are available with several different types of tool bits. The most common are the moil, chisel and the blunt. Each of these working steels has its own purpose as described below: To obtain the maximum production from the breaker, it is important to select the proper working steel.
  • Page 24: Flow Test Procedures

    This pressure must not exceed 200 psi/13.5 bar. Excessive back pressure will slow the attachments operation and lead to premature seal failures and over heating. Record the back-pressure psi. 24 ► MB656 User Manual...
  • Page 25 The normal operating temperature range of this circuit will be the typical ambient temperature range for the geographical area plus the heat rise calculated above. Ensure that the operating temperature range is lower than 180° for optimum operation of the attachment. MB656 User Manual ◄ 25...
  • Page 26: Definitions

    V60/V65/V100 Valves: A priority flow control valve manufactured by Stanley Hydraulic Tools. Allows for optimum operation of any attachment by providing the proper amount of flow for operation of the tool the “priority” aspect allows the attachment to function properly if another control function is activated.
  • Page 27: Specifications

    Use Loctite™ to prevent plug from falling out. If plug falls out, the housing will fill with grease. The power cell must be removed to repair. NOTE: Weights, dimensions and operating specifications listed on this sheet are subject to change without notice. Where specifications are critical to your application, please consult the dealer. MB656 User Manual ◄ 27...
  • Page 28: Accessories

    Charge Kit Assembly (Includes P/N 505232, 28257 and 372047 Charge Kit Box) ........... 34892 Accumulator Tester ............................28257 Service Kit (For Rebuild MB556, 656, 856, 956, 10) ..................40373 Hose Guard Kit, 20 degree, Bolt on Skidsteer....................59096 Conversion Kit to Adapt Breaker to Skidsteer ....................56599 28 ► MB656 User Manual...
  • Page 29: Mb656 Power Cell Illustration

    MB656 POWER CELL ILLUSTRATION MB656 User Manual ◄ 29...
  • Page 30: Mb656 Parts List

    ROD SEAL* 27649 MODIFIED QUAD RING* 28128 TIE ROD 28129 LOCK PLATE 28130 TIE ROD NUT 28222 CAP, DIP MOLDED VINYL 24516 TIE ROD NUT 34371 PISTON 350818 O-RING* 60711 LOWER BODY ASSY (INCL 38–48) 30 ► MB656 User Manual...
  • Page 31: Housing Parts List And Illustration

    72074 DECAL, GREASE 350 PSI 73006 DECAL, MB656 30949 HHCS 7/8-9UNC X 3.000 74705 DECAL, "STANLEY" 11 INCH 47351 DECAL, COMPOSITE WARNING 74735 DECAL, CE MB6560 51255 LOWER BUMPER 28125 CROSS CUT CHISEL TOOL BIT MB656 User Manual ◄ 31...
  • Page 32: Mb656 Mounting Brackets

    14" Pin Centers Mounting Bracket Wain Roy Mounting Bracket P/N 30913 (MB65607) P/N 39056 (MB65609) XChange Adapter P/N 49309 (MB656XC) Elbow Skidsteer Mounting Bracket P/N 05967 P/N 56535 Coupler P/N 40092 40093 Adapter P/N 02773 32 ► MB656 User Manual...
  • Page 36 Stanley Hydraulic Tools 3810 SE Naef Road Milwaukie, Oregon 97267 503-659-5660 / Fax 503-652-1780 www.stanleyhydraulics.com...

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