Friedrich Thru-the-Wall Serie Guía De Instalación Y Funcionamiento página 17

PROCEDURE C CONTINUED
Remove the backing from the 13" shim strips
7
and attach them as shown below in Fig. 22.
The higher portion of shim is to be placed in
front of the rib on the base of wall sleeve.
1" high
6"
Remove the metal rear grille and replace it with
8
the plastic rear grille to improve unit energy
efficiency. The plastic grille reduces the
amount of hot air discharge that recirculates
through the unit.
Steel rear grille
9
Install the new unit into the wall sleeve
Assemble trim as described in Step 6,
10
Procedure A.
3
/ " High
4
FIG. 22
Shim (2EA)
6"
FIG. 23
Plastic rear grille
FIG. 24
• Air conditioners covered in this manual pose an
excessive weight hazard. Two or more people are
needed to move and install the unit.
To prevent injury or strain, use proper lifting and
carrying techniques when moving unit.
• When handling the air conditioner, be careful to avoid
cuts from sharp metal fins on front and rear coils.
• Make sure air conditioner does not fall during
removal.
• If unit does not operate after installation check, to be
sure the circuit interrupter has not been tripped. Refer
to the Troubleshooting guide for reset procedure.
17
CAUTION