Maintenance
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NOTE: The TSS-2470 Time Delay is vulnerable to accidental system reset while removing or re-
installing the front panel. It is recommended that the front panel be removed or attached only
while the system is OFF.
Removing the Top Cover
Using a No. 2 Philips head screwdriver, unscrew the two 6-32 Philips head screw attaching the
top cover to the chassis. Push down on the two silver buttons on the top panel and slide the
cover back to remove.