MAINTENANCE/ADJUSTMENTS
REPLACING A HYDRAULIC BREAKER (optional) Template Name: OM_1_col Template Date: 1994_04_29
Removal
STEP 4
STEP 1
Remove the retaining hardware (this can vary depending on the mounting arrangement). STEP 5 Remove the connecting rod/hydraulic breaker linkage pin and the dipper/ hydraulic breaker linkage pin. STEP 6 Operate the machine controls to free the hydraulic breaker. CP99C005
Place the hydraulic breaker laying on hard, flat ground.
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STEP 2 Stop the engine and remove the starter switch key. Release all pressure in the hydraulic system. See “Releasing pressure in the hydraulic system” in the “Lubrication/Filters/Fluids” Section.
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STEP 3
Installation STEP 1 Use the attachment controls to engage the dipper in the hydraulic breaker. STEP 2 Stop the engine and remove the starter switch key. Release all pressure in the hydraulic system. See “Releasing pressure in the hydraulic system” in the “Lubrication/Filters/Fluids” Section. STEP 3 Install the dipper/hydraulic breaker linkage pin. Place a receptacle of a suitable capacity under the hydraulic lines. Connect the hoses to the hydraulic breaker.
CP99C005
Place a receptacle of suitable capacity under the hydraulic lines. Close the shutoff valves (for opening or closing the circuit) on the lines, if fitted. Disconnect the hoses from the tubes. Plug if necessary.
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