FANUC Series 16/18/160/180-Model C for Lathe Operator Manual

MAINTENANCE
B–62754EN/01
1. METHOD OF REPLACING BATTERY
731
Replace the alkaline batteries for the absolute pulse coder, used by the
servo amplifier, as described below.
Prepare 4 alkaline batteries (UM–1type) commercially available in
advance.
Procedure for replacing batteries for absolute pulse coder
1 Turn machine (NC) power ON.
2 Loosen screws on the battery case to remove the cover. For placement
of the battery case, refer to the machine tool builders manual.
3 Replace the batteries in the case. Insert 2 batteries each in the opposite
direction as illustrated below.
Screw
Cover
4 After replacement, install the cover.
5 Turn machine (NC) power OFF
NOTE
Replace the batteries for absolute pulse coder when NC
power is ON.
Replacing the batteries with power OFF causes the
absolute position stored in memory to be lost.
1.2
REPLACING
BATTERIES FOR
ABSOLUTE PULSE
CODER
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