Chapter 7 Parts Replacement
AC-4000 Service Manual No. 0181B
7-6
•
Adjust the 4 spaces (a) on the platter holder at four corners as shown in the figure below.
A
B
C
D
2.2mm
2.8mm
2.2mm
2.8mm
I
Detaching the load cell
1.
Remove the leads soldered to the PK-229.
2.
Remove the 3 screws (M5 x 5) fixing the load
cell.
Note 1: Ensure not to mistake wirings when installing
the load cell output cable.
2: Check the four corner limit after exchanging
the load cell.
3: Perform span adjustment after exchanging
the load cell.
I
4-corner limit adjustment
•
For the overload from the outside to protect the load cell, this machine has installed the 4 limit screws
on the platter holder.
Base
Load cell
Screw (M5 x 15)
a
4-corner
adjustment screw
Screw limit
stop screw