Amada Press Brake RG-50

Remove the tools from the machine

Check that the ram closes to the multiple opening limit and stops

Turn the multiple opening limit setting handwheel fully counterclockwise if punches and dies are installed

With the bar pedal fully pressed, turn the multiple opening limit setting handwheel clockwise to close the ram to the desired position

Verify that the ram opens to the maximum opening limit

Hydraulic Oil Inspection and Change

Is the hydraulic oil badly contaminated?

Change the hydraulic oil if it is contaminated

Remove the filters from the hydraulic oil tank

Clean the filters if they are dirty

Change the filters if they cannot be cleaned

Ensure recommended hydraulic oil is available

Open the ram to the maximum opening limit

Turn the POWER ON/OFF keyswitch to OFF

Remove all bolts fixing the two top covers of the tank

Drain the old hydraulic oil from the tank into an empty can using a pump

Record the current value of the scale marked on the wedge

Loosen the wedge fixing bolt by about a half turn with an Allen wrench

Loosen either of the left and right clamping bolts by about a half turn with an Allen wrench, and lightly tighten it again

Apply the accessory brass bar to either of the left and right sides of the wedge, and strike it with a hammer

To bend the worksheet to an acute angle, strike the brass bar from right to left facing the front of the machine

To bend the worksheet to an obtuse angle, strike the brass bar from left to right facing the front of the machine

Securely tighten the wedge fixing bolt after completing the adjustment

Press and hold the bar pedal to apply pressure to the punch and die, then securely tighten the clamping bolts

Bend the worksheet to check that the bend angle is uniform

Turn off the shop circuit breaker

Relieve the residual hydraulic pressure in the machine

Post a sign to inform other workers that the machine is under maintenance

Recommended lubricant: Shell Alvania EP Grease R0 or equivalent