Friedrich US10B10A Manuel D’Utilisation

USC Sleeve/Standard Grille 

       USC Sleeve/Replacement Grille*

For use with USC sleeve. (Ships with USC sleeve).

For use on existing sleeves without any grille. (Ships with
chassis).

When installing into an existing sleeve, consult Installation
Section of your Installation/Operation Manual to determine
whether or not the grille needs to be replaced and/or a
baffle adapter should be used.

Installed at the back of the unit and allows

for attachment to permanent condensate

disposal system, if disposal is necessary

or desired.

Used as a base for the unit when

it is desired to place the cord and

receptacle within the installation, or

simply as a base for the unit when

mounted low in the wall.

Necessary when installing in a sleeve

deeper than 16 3/4" deep, such as

Fedders B sleeve (19 3/4" deep).

New construction applications where

a condensate drain system has been

built into the wall interior.

16 3/4"

Fedders B

19 3/4”

Operating the air conditioner
with incorrect rear grille or
without Baffle Adapter Kit
(on 19 3/4” deep sleeve) will
recirculate discharge air and
cause compressor overload
to trip.

CORRECT Vertical Louvers

INCORRECT Horizontal Louvers

WSC Sleeve/Standard Grille  WSC Sleeve/Optional Architectural Grille, AG

WALLMASTER
WSC Sleeve 
Chassis

16 3/4"

27"

16 3/4"

23"

7 1/2"

 9/16"

17 1/4"

27 1/4"

15 3/4" 26 1/2"

21"

–

–

–

–

–

UNI-FIT
USC Sleeve

15 1/2" 25 7/8"

16 3/4"

20 1/2"

–

 1/2"

15 3/4"

26 1/8"

US Chassis

14 3/8"

24"

20 1/8"

3 3/4"

–

–

–

UE Chassis

14 3/8" 24 5/8"

19 5/8"

3 1/2"

–

–

–

•  Sleeves are sold and shipped separately to accommodate

new construction and replacement requirements