Daikin FTQ18TAVJUA Installation Manual page 6

NOTE: Condensation may form on the product during COOL
operation. It is recommended to install secondary drain pan
(field supplied).
4.1 UPFLOW INSTALLATION
No field modifications are mandatory however to obtain
maximum efficiency, the horizontal drip shield, side drain pan
and drain pan extension, can be removed.
Side Drain Pan and Extension Removal: Refer to Figure 1;
remove the two (2) screws that secure the drip shield support
brackets to the horizontal drip shield (front and back). Unsnap
the side drain pan from the bottom drain pan using a screw
driver or any small lever. The side drain pan, drip shield brackets
and the drain pan extension may now be removed. From Figure
1, drain port labeled (A) is the primary drain for this application
and condensate drain line must be attached to this drain port.
Drain port (a) is for the secondary drain line (if used).
4.2 HORIZONTAL LEFT INSTALLATION
No field modifications are permissible for this application.
Refer to Figure 7 and 8 for the location of the components
referenced in the following steps.
Drain port labeled (B) in Figure 1 is the primary drain for this
application and condensate drain line must be attached to this
drain port. Drain port (b) is for the secondary drain line (if used).
Wire Tie (remove)
Junction wires
Detail A
6
EXTENSION
Wire Tie (remove)
Wire Tie (remove)
A
WIRE TIE LOCATION TO BE REMOVED
Figure 2-1
Extension
Drip Shield
Bracket
Side Drain Pan
Screw
b
B
A
a
4.3 DOWNFLOW/HORIZONTAL RIGHT
INSTALLATION
IMPORTANT NOTE: In the downflow application, to prevent coil
pan "sweating", a downflow kit (DFK) is available through your
local Daikin distributor. The DFK is not supplied with the air
handler and is required to minimize pan sweating on all downflow
installations. See Table 1 for the correct DFK and follow the
instructions provided for installation.
B
Horizontal
Drip Shield
Bottom
Drain Pan
Figure 1
Wire Tie (remove)
(Center Two places)
Wire Tie (remove)
Wire Tie (remove)
(Center Two places)
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