Description
Access Panel/Return Air Grille
Serves as an access panel to chassis and interior
return air grille. A field-supplied (25” x 20”) filter can be
mounted inside the hinged access door. Kit contains
hinge bracket for mounting the door with the return
air openings high or low on the door for optimal sound
attenuation. For 9,000/12,000/18,000 BTU models, it is
recommended to install the door with the hinge on the
right side and the return air openings high on the door.