Zephyr AEDM90ASX Manual

www.zephyronline.com

Models: ASU-M90ASX and ASU-E42ASX 

1. Install the electrical wiring and test hood for functions prior to installing the 

duct covers. 

2.  If using hood in air recirculating mode make sure to install the air diverter 

plate prior to mounting the duct covers. See the manual included with the 
recirculating kit for more instructions. 

4. Secure duct cover bracket to top of wall just below the ceiling using (2 type 

D) screws provided. See Fig. 12

5. Place ducting from ceiling over 

the collar on top of the hood 
and secure using aluminum 
duct tape. See Fig.14

6. Insert top duct cover into bot-

tom duct cover.  

7.

 

Place duct covers over hood 

body. Fig16 Slide duct covers 
towards the wall and make sure the lip of the 
bottom duct cover slides under the metal lip on 
top of the hood body.Fig.17

8. Extend top duct cover up and secure to the 

duct cover bracket using (2 type C) screws. See 
Fig. 15

9. Secure bottom duct cover to the hood using 

the  (2 type B) screws provided. Fig.18

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