LG BG-101A Service Manual - Page 18
Procedure C
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3.5 PROCEDURE C 1 Redirect the louvers at the back of the wall sleeve to 60° angle as shown in the FIG 30. The use of pliers is recommended. 60° Rear Louvers 7 13/16" 60° (Top View) 4 Remove the backing from the Horizontal Insulation strip 237/32 x 13/8 x 13/16 and attach that to the inside right of the sleeve as shown below. Remove the backing from the Around Insulation strip 5927/32 x 13/8 x 13/8 and attach that to the inside front of the sleeve as shown below. Indoor Outdoor Around Insulation Horizontal Insulation FIG. 30 2 If the wall sleeve already has a rear grille, skip to step 4. If the wall sleeve does not have a rear grille or louvered panel, install the plastic grille from the kit. Cut the plastic grille to 26-1/2" wide and 15-1/2" high or to the sleeve dimensions. Place the plastic grille to the inside of the wall sleeve at the rear flange. 8 1/2" FIG. 33 5 If the depth of your existing sleeve is less than or equal to 18", skip to step 7. Otherwise, cut the baffles and the support blocks according to Length "A" in the table below. Depth"D" of the existing Length "A" wall sleeve (inches) (inches) 18 D 18-5/8 3/4 A Support Block 18-5/8 D 19-3/4 1-3/4 Baffle 19-3/4 D 22 4 A FIG. 34 Place the plastic grille FIG. 31 3 Fasten the 4 washer screws to secure the grille to the wall sleeve. If you need plastic nuts to mount plastic grille to the inside of the wall sleeve, there are plastic nuts in the installation kit. The nuts are installed from the inside of the sleeve and are pressed into the square holes of the rear flanges. Fasten the bracket to the upside of the wall sleeve using the washer screw. The bracket prevents the unit from leaving the sleeve. 6 Remove the backing from the support blocks and attach them to the inside of the wall sleeve as shown FIG 35. Slide the baffle into slots of the support blocks Wall Wall Sleeve Baffle (7 3/32") Bracket Bracket or Fasten the screws and the bracket FIG. 32 Front Support Block FIG. 35 -18-