
I N S P I R I N G T H E W O R L D ’ S K I T C H E N
WALL MOUNT
RANGE HOOD
COS-63175
COS-63190
COS-63175S
COS-63190S
COS-668WRC75
COS-668WRC90
COS-668WRCS75
COS-668WRCS90
COS-6324EWH
IMPORTANT SAFETY INSTRUCTIONS
Carefully read the following Important information redarding installation
safety and maintenance. Keep these instruction for future reference.
COS-668A750
COS-668A900
COS-668AS750
COS-668AS900
INSTALLATION GUIDE & USER MANUAL

THANK YOU FOR YOUR PURCHASE
Thank you for your purchase. We know that you have many brands and
products to choose from and we are honored to know that you have decided
to take one of our products into your home and hope that you enjoy it.
COSMO appliances are designed according to the strictest safety and performance
standard for the North American market. We follow the most advanced
manufacturing philosophy. Each appliance leaves the factory after thorough
quality inspection and testing. Our distributors and our service partners are
ready to answer any questions you may have regarding how to install, use and
care for your products. We hope that this manual will help you learn to use the
product in the safest and most effective manner.
If you have any questions or concerns, please contact the dealer from whom you
purchased it, or contact our Customer Support at:
1-888-784-3108.
STAINLESS STEEL BAFFLE FILTERS
1 2
SEE PAGE 16 FOR INSRUCTIONS ON INSTALLATION FILTERS

TABLE OF CONTENTS
Safety Instructions .........................................................................3
Dimension/Parts Diagrams .....................................................5-9
Installation Requirements .........................................................10
Parts List ..........................................................................................11
Range Hood Installation .......................................................12-14
Baffle Filter Installation ..............................................................15
Recirculation Charcoal Filters ....................................................16
Oil Cup Installation ......................................................................17
Push Button Controls ...................................................................18
Soft Touch Controls .....................................................................19
Maintenance ................................................................................20
Troubleshooting ...........................................................................21
Warranty & Service ..............................................................23-24
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4

DIMENSION DIAGRAM - 631 SERIES
PARTS DIAGRAM - 631 SERIES
63175 / 63190 / 63175S / 63190S
8.25"
29.85" - 39.4" (Ductless)
19.75"
1.60"
30" / 35"
25.6" - 39.4" (Ducted)
63175 / 63190 / 63175S / 63190S
6.75"
6.81"
6.89"
11.18"
30" / 35"
30"
35"
19.75"
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DIMENSION DIAGRAM - 668A/WRC SERIES
PARTS DIAGRAM - 668A/WRC SERIES
668A750 / 668A900 / 668AS750 / 668AS900
668WRC75 / 668WRC90 / 668WRCS75 / 668WRCS90
12.8"
21.5" - 39.2" (Ducted)
25.6 - 39.2" (Ductless)
18.5"
30"
11.1"
7"
30" / 36"
30"
668A750 / 668A900 / 668AS750 /668AS900
668WRC75 / 668WRC90 / 668WRCS75 / 668WRCS90
12.5"
18.5"
18.5"
36"
7"
13.6"
36"
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