TCL H8W25WQ Manuel De L'utilisateur page 12

If AC is Blocked by Storm Window Frame
Add wood as shown above or remove store window frame/obstruction before installing the
window air conditioner.
If the Storm Window Frame must remain, be sure the drain holes or slots are not caulked or
painted shut. Accumulated rainwater or condensation must be allowed to drain out.
Window Requirements
Storm window
frame or other
obstruction
CAUTION
When opening the window, be sure that the fixed screws are secured
properly in place without any objects affecting their attachment to the
side brackets and associated window frame to prevent the unit from
becoming unstable and falling.
OUTSIDE
SASH
1-1/2"min
(38mm)
INSIDE
12
Board thickness as
required, for proper
pitch to rear, along
entire sill.
Fasten with nails or
screws.