ICP DAS USA DFS2H324J2A, DFS2A318J2A Wire the Indoor Unit Reassemble, Make Drainage Connections

WIRE THE INDOOR UNIT		REASSEMBLE
1.	Strip the cables back 1/4 inch.	1.	Connect the display connector to the display panel printed
2.	Remove the unit's front panel by lifting the lower part and		circuit board.
	pulling it gently outward and upward. See Fig. 6.	2.	Put the control box cover and grille frame back on using the
3.	Remove the two screws from the control box cover and take		appropriate screws (Steps 3 and 4 of Wire the Indoor Unit
			section). Put the grille insert back on.
	off the cover. See Fig. 7. Save the screws to reassemble.

NOTE: In general wiring the indoor unit does not require the removal of the grille frame but in case of need do as follow:

4.Remove the two screws from the air discharge opening. Save the screws to reassemble. See Fig. 7A.

•Pull downwards and outwardston the bottom of the grille

and gently raise the frame of the top of the unit.

• Once all covers are off, mount the unit onto the wall mounting bracket. See Fig. 8 .

NOTE: Leave covers off until after the Making Drainage Con-	Fig. 6 — Remove Grille Insert
nections section.
• Route the interconnecting unit's electric cable and the
outdoor sensor cable towards the lower right hand corner of	AUTO/OFF
	FILTER RESET
the indoor unit.
• Make sure that the wires are connected in accordance with	SERVICE LED
the wiring diagram on the inside of the unit front cover or
within this instruction manual.

• Secure the control cables to the strain relief.

• For heat pump systems only, connect the outdoor sensor	Fig. 7 — Remove Control Cover
TH3 to its mating black terminal. See Fig. 9.

CAUTION
Make sure that all wires and screws are firmly fastened. Loose
wires or connections can cause damage and present a fire	Fig. 7A - Remove the screws from the air
hazard.
MAKE DRAINAGE CONNECTIONS	discharge opening.
	Mount the indoor unit on the mounting bracket
1. Connect the unattached end of the drainage tube to the
drainage hose outlet.	1

2. Seal the drainage connection to prevent leakage.

3. Make sure there are no kinks, "U" bends or flattened sections in the tube.

4. Check that the drainage functions properly. Fill the pan below the unit's coil with water and observe that it freely drains out.

5. Make sure the drainage hose is at the bottom side of the wall	2
through-hole (see Fig. 5).

	Gently push with the arrow direction
	Fig. 8 — Indoor Unit Mounting
	Standard Dip Switches
	status from the factory
HEAT PUMP
Model-2 X12 DIP Switches location	Inter unit
(on the Control Box side)
	terminal block
HEAT PUMP	30VDC
Models-2 X 09 DIP Switches location	Display
(on the Control Box side)
	Connection
COOLING ONLY
Model-2 X12 DIP Switches location
(on the Control Box side)
COOLING ONLY	TH1
	TH2
Models-2 X09 DIP Switches location
(on the Control Box side)	TH3
	(Heat Pump Only)
	Inter unit cable clamp
	Fig. 9 — Outdoor Sensor Connection
	5