Disk Drive Cleaning Procedure - Honeywell Chadwick-Helmuth 8500C Maintenance Manual

c. Dry surfaces with a clean, dry, lint-free cloth, or allow to air dry.
5.7.1.2

Disk Drive Cleaning Procedure

Disk drive heads can become dirty from extended use; symptoms usually include an increased number
of disk read and write errors. Commercially available 3.5-inch disk drive cleaning kits provide special
disks that are specifically designed to clean dirty heads. Use one of these kits to clean the 8500C/C+
disk drive as follows:
a. Follow cleaning kit instructions to apply cleaning fluid to disk.
b. Close (or tape over) write-protect window located on corner of disk.
8500C/8500C+ System Maintenance Manual 5-45
Repair