EFCO 875X Wall Vent - Manual (Page 2)

Note:
These instructions show the general installation sequence and procedure for typical installations.
Use in conjunction with general service and maintenance manual YSM1 and screen instructions
YW40.
This instruction supplements the shop details and notations for installation. Review all instructions
in there entirety before beginning installation.
TABLE OF CONTENTS PAGES
1. INDEX & NOTES 2
2. GENERAL NOTES 3
3. PARTS IDENTIFICATION 4 - 5
4. 875X TYPICAL DETAILS & FORMULAS 6 - 7
5. VENT & FRAME INSTALLATION 8 - 9
6. SCREEN INSTALLATION 10 - 11
7. 875V TYPICAL DETAILS & FORMULAS 12 - 15
8. 875V ADAPTOR DETAILS & FORMULAS 16 - 28
9. LOCK LOCATIONS & FORMULAS 29 - 31
10. MAINTENANCE 32
Series 875 Vent Table of Contents
EFCO CORPORATION 2014 Page 2