Officine E. Biglia & C. CNC Lathe B 545 M

Ensure all covers are in place and doors are closed

Verify the floor around the machine is free from oil or coolant stains

Enter the pressure reading from the pressure gauge

Is the working pressure at '0'?

Describe any abnormal situations found during inspection

Inform supervisor if any abnormalities are found

Switch the machine off by rotating lever A of the main switch to position -0- (tension OFF).

Move bar-feeder C (backward or sideward) according to the bar-feeder type and remove cover B.

Removal of Existing Bar-Guide Tube

Remove the cover of the limit switch box.

Is a bar-guide tube already mounted?

If a bar-guide tube is already mounted, remove it by loosening the two screws D.

Installation of New Bar-Guide Tube

Clean spindle bore with a cloth pad soaked with oil.

Insert the retaining rod C in the chuck

Loosen screws on the three jaws D

Avoid using compressed air to clean the seats of Allen screws

Do not beat the wrench with a hammer to loosen screws; use an extended wrench

Loosen off both screws on each jaw and extract the three jaws D together with the 'Tee' small blocks (E)

Clean the three 'Tee' small block seats

Take off 'Tee' small blocks and mount them back on the new jaws using the same screws

Listen for abnormal noises near the machine

Inform supervisor if any abnormal situation is found

Enter the pneumatic system pressure (4-5 bar)

Enter the hydraulic system pressure (30 bar)

Is the chuck clamping pressure adequate?

Are there any alarm messages on the display?

Shut off air by the cutoff valve B

Check condensation level in glass D

Is the condensation level acceptable?

Drain condensation through valve E if necessary

Check lubrication oil level in glass F

Is the lubrication oil level above 1/4?