Trane FIAECON003 Series, Installation Instructions Manual

Installation

ACC-SVN232A-EN

7 

3. Block-off installation

a. Attach block-off 5 to unit using four screws as 

illustrated in 

Figure 5

.

The block-off is designed to close the opening created 
between the economizer and the base, when the 
economizer assembly is in its operating position.

b. Remove approximately 3-inch of gasket material 

from the bottom of each corner post to expose the 
holes used to attach the economizer assembly to 
the unit, as illustrated in 

Figure 6

 detail "A".

Note:

There are two holes, a (large) clearance hole and a 
(small) engagement hole. Their function will be 
discussed later.

4. Economizer assembly installation

a. Place tape (refer to 

“Parts List,” p. 5

) where 

shipping screws were removed.

b. Place the economizer assembly into the opening 

with the back right flange, on the economizer, 
behind the corner post flange, as illustrated in 
following figure.

c. Position the left side flange on the economizer in 

front of the corner post flange. 

d. With the screws provided, secure the bottom right 

hand side of the economizer assembly by inserting 
the screws through the clearance holes in the 
corner post and into the engagement holes in the 
economizer assembly. Refer to 

Figure 7

. 

e. Secure the bottom left hand side of the economizer 

assembly by inserting the screws through the 
clearance holes in the economizer assembly and 
into the engagement holes of the corner post. Refer 
to 

Figure 7

.

f. Secure economizer using four screws on left side 

and 4 screws on right side as illustrated in 

Figure 7

.

g. Attach connecting rod bracket to outdoor damper 

blade using two screws on each side as illustrated 
in following figure, detail "B". Check for binding by 
slowly operating the dampers by hand.

Figure 5.

Install block-off

Figure 6.

Remove gasket material

Figure 7.

Install economizer assembly

Figure 8.

Attach connecting rod bracket