Related Manuals for Stanley MB556
Summary of Contents for Stanley MB556
- Page 1 MB556 MOUNTED HYDRAULIC BREAKER USER MANUAL Safety, Operation and Maintenance © 2015 STANLEY Black & Decker, Inc. New Britain, CT 06053 U.S.A. 56598 3/2020 Ver. 20...
- Page 2 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...
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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 certified dealer, call STANLEY Infrastructure at (503) 659-5660 and ask for a Customer Service Representative. MB556 User Manual ◄ 3... -
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 ► MB556 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. MB556 User Manual ◄ 5... - Page 6 Never leave the • Do not operate the breaker until you have read machine with the engine running. ALWAYS ENGAGE this manual and thoroughly understand all safety, THE PARKING BRAKE. 6 ► MB556 User Manual...
- Page 7 • Do not modify the breaker in any manner. • Use only tool bits supplied by STANLEY. Use of tool bits supplied by another manufacturer may damage the breaker and will void the warranty. •...
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Page 8: Tool Stickers & Tags
TOOL STICKERS & TAGS 66219 74730 (Excavator) Guaranteed Sound Power Level Decal 74732 (Skidsteer) CE Specification Plate 74705 STANLEY Logo Sticker 74707 STANLEY Logo Sticker (Skid Steer) PN:73005 47351 73005 Composite Warning Sticker MB556 Decal 56595 Main Accumulator Spec Sticker—300 psi... -
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 Figure 3. Skidsteer Loader 2. With the carrier at idle and the breaker suspended in the air or with minimal down pressure, turn 10 ► MB556 User Manual...
- Page 11 This method takes the “slack” out of the bracket and boom pivots, and reduces the impact on the pivots in the boom. The operator needs to be constantly aware of the MB556 User Manual ◄ 11...
- Page 12 Breaker tool binding is caused by failure to direct the down force in the direction of the tool bit. Do not break continuously Do not break continuously in one place in one place. Figure 7. Breaking 12 ► MB556 User Manual...
- Page 13 “Blank Firing” occurs whenever the breaker is operating and the piston is not able to strike the tool bit solidly or not strike the tool bit at all. “Blank Firing” accelerates wear MB556 User Manual ◄ 13...
- Page 14 Figure 10. Underwater Restrictions No part of the breaker may be submerged in water. Underwater usage of the breaker will cause internal damage to the breaker. Consult STANLEY for modifications and specific warranty coverage if you have an underwater requirement.
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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 ► MB556 User Manual... -
Page 17: Charging The Accumulator
Then, loosen and remove the Accumulator Tester (28257), which are used with tester from the charge valve. If the pressure is not other STANLEY model breakers. When charging the correct, proceed to Step 6. accumulator, make sure the tools and charge valve is Note: When disengaging the tester a “POP”... -
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 ► MB556 User Manual... -
Page 19: Wear Tolerances
RETAINER PIN (ITEM 16) .25 in. / 6 mm .18 in. / 4.6 mm Outside Diameter Outside Diameter PISTON Wear Limit 1.800 in. / 46 mm Depth 1.760 in. / 45 mm New Part FIGURE 17. PISTON MB556 User Manual ◄ 19... -
Page 20: Proper Use & Care Of Tool Bits
Special care All STANLEY tool bits are machined and hardened for should be taken to keep the tool shank lubricated every maximum performance. Care must be taken to maintain two (2) to three (3) hours. - Page 21 The fatigue failure is started by the defects within the tool bit. The broken surface exhibits a shell pattern around the starting point of failure, like that in the fatigue failure. MB556 User Manual ◄ 21...
- Page 22 PROPER USE & CARE OF TOOL BITS The other parts of the broken surface are brittle. STANLEY breakers are available with several different types of tool bits. The most common are the moil, chisel This is the only kind of tool bit failure that is always and the blunt.
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Page 23: Flow Test Procedures
Never use the relief than 180° for optimum operation of the attachment. valve to control the flow rate in the circuit. Cracking pressure means the loss of 4 or more GPM. MB556 User Manual ◄ 23... - Page 24 5. If the valve will not turn off, check the drain (tank) line of the valve to ensure that the pressure is 50 psi or less. 24 ► MB556 User Manual...
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Page 25: Definitions
V60/V65/V100 Valves: A priority flow control valve manufactured by STANLEY. Allows for optimum opera- tion 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 26: Specifications
3 Thread tie rod into nut by hand 4 Use Loctite™ 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. 26 ► MB556 User Manual... -
Page 27: Accessories
Charge Hose Assembly (Includes Valve and Hose for Nitrogen Tank & Charge Valve Connections)......505232 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... -
Page 28: Mb556 Power Cell Illustration
MB556 POWER CELL ILLUSTRATION 28 ► MB556 User Manual... -
Page 29: Housing Parts Illustration
HOUSING PARTS ILLUSTRATION MB556 User Manual ◄ 29... -
Page 30: Mb556 Parts List
Hollow Hex Plug -6 SAE 08104 O-Ring* 24512 Quad Ring* 52781 Rod Seal* 52780 Seal Carrier 56541 O-Ring* 19096 Pipe Plug 01219 Spool 24495 O-Ring* 350818 Valve Cap 24501 Capscrew 00701 Grease Fitting 372003 Upper Bumper 24491 30 ► MB556 User Manual... -
Page 31: Mb55600Ss
MB55600SS MB55600SS MB556 User Manual ◄ 31... -
Page 32: Mb55600Ss Parts List / Mb556 Mounting Brackets
MB55600SS PARTS LIST / MB556 MOUNTING BRACKETS ITEM # PART # DESCRIPTION 02773 ADAPTER 12 F50X 05967 STRAIGHT THREAD ELBOW -12JIC x -12SAE 17559 WASHER 7/8" I.D. 22181 NYLOCK NUT 7/8-9UNC 24491 UPPER BUMPER 30949 HHCS 7/8-9UNC X 3.000 40092 COUPLER F.F. - Page 36 STANLEY Infrastructure 6430 SE Lake Road Portland, Oregon 97222 USA (503) 659-5660 / Fax (503) 652-1780 www.stanleyinfrastructure.com...