Series 16/18/160/180-Model C Maintenance Manual, GFZ-62755EN ...

B–62755EN/012. HARDWARE2.8.3Replacing Batteries forAbsolute Pulse CoderPrepare 4 alkaline batteries (UM–1type) commercially available inadvance.Procedure for replacing batteries for absolute pulse coder1 Turn machine (NC) power ON.2 Loosen screws on the battery case to remove the cover. For placementof the battery case, refer to the machine tool builder’s manual.3 Replace the batteries in the case. Insert 2 batteries each in the oppositedirection as illustrated below.ScrewCoverÇÇÇ4 After replacement, install the cover.5 Turn machine (NC) power OFFCAUTIONReplace the batteries for absolute pulse coder when NCpower is ON.Replacing the batteries with power OFF causes theabsolute position stored in memory to be lost.171