1010
MAINTENANCE
There are a limited number of field maintenance items in the MTC-6000.
Fuses - Located on the PCB under the insulating cover. The ratings are listed on the back cover.
Impulse Relays Midwest Time Control Part No. 530001-02
Note: The life of the Impulse Relays will be determined by the number of Impulse Clocks
connected. At the rated contact load (10 Amp.), the relay contacts should last more than 1 year.
The relays are socket mounted and may be easily replaced. The relays should be set up for
scheduled replacement approximately once per year to avoid failure at an inopportune time.
Back Up Battery: The battery is a Lithium Energy Cell with a design life of 10 years. The
symptoms of battery failure will be a loss of time or programing during a power failure. If this
occurs, contact your dealer for replacement instructions.
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