TABLE OF CONTENTS
DECLARATION OF CONFORMITY ..........................................................................................................................2
SAFETY SYMBOLS ..................................................................................................................................................4
SAFETY PRECAUTIONS ..........................................................................................................................................5
TOOL STICKERS & TAGS ........................................................................................................................................8
OPERATION ..............................................................................................................................................................9
TROUBLESHOOTING ............................................................................................................................................15
MAINTENANCE ......................................................................................................................................................16
CHARGING THE ACCUMULATOR .........................................................................................................................17
FLOW CONTROL KIT INSTRUCTIONS .................................................................................................................18
WEAR TOLERANCES ............................................................................................................................................19
FLOW TEST PROCEDURES ..................................................................................................................................24
DEFINITIONS ..........................................................................................................................................................26
SPECIFICATIONS ...................................................................................................................................................27
ACCESSORIES.......................................................................................................................................................28
MB656 POWER CELL ILLUSTRATION ..................................................................................................................29
MB656 PARTS LIST ................................................................................................................................................30
MB656 MOUNTING BRACKETS ............................................................................................................................32
IMPORTANT
To fill out a Product Warranty Validation form, and for information on your warranty,
visit Stanleyhydraulics.com and select the Company tab, Warranty.
(NOTE: The warranty Validation record must be submitted to validate the warranty).
SERVICING: This manual contains safety, operation, and routine maintenance instructions. Stanley Hydraulic Tools
recommends that servicing of hydraulic tools, other than routine maintenance, must be performed by an authorized
and certified dealer. Please read the following warning.
WARNING
SERIOUS INJURY OR DEATH COULD RESULT FROM THE IMPROPER REPAIR OR
SERVICE OF THIS TOOL.
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.
MB656 User Manual ◄ 3