3-5. Checking the Drainage
After wiring and drain piping are completed, use the following pro- cedure to check that the water will drain smoothly. For this, pre- pare a bucket and wiping cloth to catch and wipe up spilled water.
Be sure to do the wiring between the units before installing the ceiling panel. (Refer to
(1)Turn on the power. (Here, “power” refers to the power supply from the outdoor unit.)
(2)Slowly pour approx. 16 ounces (500 ml) of water into the drain pan to check drainage. (Fig.
(3)Remove the 2 screws from the control box cover, then open the cover. Be careful not to drop the cover at this time.
(4)Disconnect the FS 3P connector (red) on the control PCB and operate the drain pump. (Fig.
(5)When the check of drainage is complete, reconnect the FS 3P connector and remount the control cover.
Water drain
Over 4"
(100mm)
Control box
Plastic container | Drain pan outlet |
for water intake | Water |
| (Approx. 16 ounces (500m ) ) |
Fig. 6-10a
Control box
)/$3
The drain pump will continue to CAUTION operate for a minimum of 6 min-
utes after the FS 3P connector is reconnected.
3-6. How to Install the Ceiling Panel
Checking the unit position
|
|
|
|
|
FS | IND RC |
Fig. 6-10b
Amust be within the range of 1/2"(13mm) to 23/32"(18mm). (Fig.
Indoor unit
(1)Check that the ceiling hole is
(2)Confirm that the position of the indoor unit and the ceiling as shown in the diagram. If the positions of the ceiling sur- face and unit do not match, air leakage, water leakage, flap operation failure, or other problems may occur. (Fig.
ACeilingopening
dimension
Ceiling side | /DWFK |
Fig.
NO Flap
CAUTION
Never place the panel
Do not touch the flap or apply force to it. (This may cause flap malfunction.) (Fig.
3-6-1. Before Installing the Ceiling Panel
(1)Remove the
a)Press on and slide the two latches of the
b)With the
Fig. | Fig. |
Ceiling panel
1
1
Fig.
2
Fig.
9