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P O W E R I N G T E C H N O L O G Y
Document Number: MS0031-MAN rev. 7
guardian_access_ms31-man-rev7-0521.indd
This document is believed to be correct at time of publication and UNIPOWER LLC accepts no responsibility for
consequences from printing errors or inaccuracies. Specifications are subject to change without notice.
7.4 Surge Protection Device Replacement
This section describes how to replace a faulty surge protection module.
1.
Switch off AC input power.
2. Remove the top cover.
3. Pull out the failed surge protection module.
4. Insert a new surge protection module into the corresponding position.
5. Reinstall the top cover.
6. Switch on AC input power.