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IM 871-3 

Page 9 of 12

7.  Disconnect the wire connectors along the left side of the 

control board as numbered 1, 2, 3, 4 , 5 & 6 in 

Figure 17

.

Figure 17: Disconnect the wire connectors along the left 
side of the control board, numbered 1, 2, 3, 4, 5 & 6

8.  Cut the Orange and Purple wires on the Indoor Fan 

Connector (labeled #4 in 

Figure 18

), approximately 2" back 

from the connector. Strip back 1/4" on each wire.

Figure 18: Cut two wires on the fan connector, (orange and 
purple), 2 inches back from the board connector

9.  Refer to

 Figure 19

 and insert the end of the orange wire 

(detached from the plug connector) into the kit-provided 
butt connector, and crimp. In the opposite end of the butt 
connector insert the orange wire (attached to the plug 
connector) and the orange wire from the kit-provided fan 
motor wire harness, and crimp. Repeat for Purple wire 
(using pink wire from the kit motor wire harness).

Figure 19: Make wire connections between the indoor fan 
plug wires and the boost fan motor wire harness

#4- Indoor Fan Connector

Premium 

Control Board

#4- Indoor Fan Connector 

cut orange & purple wires 

2" back from plug

Premium 

Control Board

Butt 

Connectors

Attach ground wire 

See

 Figure 20

White wire with 

piggy-back connector 

for L2 Standby

Summary of Contents for ExtendAire IM 871-3

Page 1: ...ty in Each Package Part Number Primary Discharge Section1 1 910106134 Shelf Discharge Assembly Primary Discharge Section1 1 Shelf Discharge Assembly 3 Foot Extension Section 1 Shelf Discharge Assembly...

Page 2: ...llips head screw on top of the mounting bracket to secure the discharge section to the cabinet wall sleeve Note Be sure the primary discharge section is positioned evenly end to end with the cabinet w...

Page 3: ...pad up and through the primary discharge section control door opening Check the communication cable for proper connection to the Touchpad and the control board Figure 5 Position and tighten screws on...

Page 4: ...he underside of the touchpad control opening Unplug the touchpad com munication cable from the control board 3 Remove the two 2 screws located at each end of the cabinet wrap securing it to the wall s...

Page 5: ...rd will pass through the primary discharge section and over the mounting brackets and not underneath Note Be sure the primary discharge section is positioned evenly end to end with the cabinet wall sl...

Page 6: ...wall sleeve Refer to the specific configuration for installation details Note Upon completion of the selected configuration refer to steps 2 3 and 4 on page 7 Configuration 1 Shelf Discharge Assembly...

Page 7: ...lles to the right and inactive grilles to the left when facing unit 3 Cover joints with trim pieces 4 Make sure there is at least 35 sq in free area return air opening from adjoining room Undercut doo...

Page 8: ...d Figure 8 on page 4 To remove the chassis remove screws at locations shown in Note After completing steps 2a or 2b and 3a or 3b continue the Boost Fan installation as follows Figure 15 Remove the two...

Page 9: ...igure 19 and insert the end of the orange wire detached from the plug connector into the kit provided butt connector and crimp In the opposite end of the butt connector insert the orange wire attached...

Page 10: ...0 Remove the LUI touchpad from the unit control door opening 21 If primary ExtendAire discharge section has a reach through style door remove the discharge grille section by carefully straightening ta...

Page 11: ...the unit to provide control to the boost fan Figure 23 29 Feed the LUI communication cable through the control door opening in the primary discharge section and plug into the COM terminal on the premi...

Page 12: ...d pursuant to its standard terms and conditions of sale including Limited Product Warranty Consult your local Daikin Representative for warranty details Refer to Form 933 430285Y To find your local Da...

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