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1
The RAB71 or RAB77 wall case must be
properly installed per instructions packed
with the case.
2
Remove the corrugated stiffener and the
outdoor protective panel. Use the slit in the
outdoor panel as a handhold and push out.
3
Install the exterior grille from the room side
following instructions packed with the grille.
Insulated Wall Case
This chassis is designed to be installed in a
GE plastic or an insulated steel wall case. This
minimizes condensation from forming on the
room side of the case.
The RAB71 wall case is insulated. Insulation kit
RAK901L is available for use with RAB77 or
existing uninsulated wall cases when needed.
NOTE: For installation with a subbase or duct
adapter, see the instructions packed with those kits.
Protective
panel
Slit
Stiffener
Install the Wall Case and the Exterior Grille
1
1
Carefully remove shipping tape, if there is any,
from the room cabinet and vent door.
2
Remove the room cabinet by pulling it out at
the bottom to release it, then lift it up to clear
the rail along the unit top.
Remove the Shipping Tape from the Room Cabinet
2
Shipping tape
2
1