October 2021 Vertical Sliding Door Maintenance
SPECIAL NOTICE: Please check each course for verification of approval before purchasing.
This test is based on the article, Vertical Sliding Door Maintenance, published in the October 2021 issue and counts as one contact hour (0.1 CEU) of elevator industry continuing education credit. Most courses are approved by NAEC for CET/CAT and NAESAI for QEI and in the following states: Alabama, Arkansas, Colorado, Florida, Georgia, Illinois, Indiana, Kentucky, Maryland, Mississippi, Missouri, Oklahoma, Pennsylvania, Vermont, Virginia, West Virginia, Wisconsin.
After reading this article, you should have learned about:
- The maintenance of vertical sliding doors
- Chain lubrication
- Differences between vertical sliding and passenger doors
- The assessment of door panels
- The assessment of door controllers
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