VEVOR BT-RTR08-LCD Bedienungsanleitung Seite 7

STEP 3
Insert the plastic expansion screw into the hole through 4 small holes
STEP 4
Place the rear faceplate template in the center hole of the wall in the
adjacent room, ensuring that the center holes of the wall and rear faceplate
templates are aligned. Refer to the rear faceplate positioning and mark four
installation points and center holes on the wall again.
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