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General

Proper installation of the ExtendAire conditioner described 
herein requires strict adherence to these installation  
instructions.

Description

The ExtendAire conditioner is a cabinet extension kit designed 
to provide balanced heating and cooling in two rooms using a 
single Incremental conditioner. Components of the ExtendAire 
are shown in 

Figure 1

 and listed in 

Table 1

.

Unpacking

Open the carton and check the contents. Report missing or 
damaged parts to the carrier immediately.

 

!

CAUTION

  Sharp metal edges are a hazard, use care when servicing to 

avoid contact with them.

Applied PTAC ExtendAire™ for Models PDAE/PDHE 
& PDAF/PDHF & Optional Boost Fan Installation

For Adjoining Room Applications

 

Installation & Maintenance Data   

 

IM 871-3

 

  

 

Group: 

Applied PTAC/HP

 

 

  

 

Part Number: 

910116725

 

  

 

Date: 

October 2011

Figure 1: ExtendAire Component Descriptions

1.  End Cap

2.  3' Extension Section

3.  Shelf Discharge Section

4.  Primary Discharge Section

5.  Trim Piece

Table 1: ExtendAire Duct Extension Option

 

Description  

Quantity in

 

 

Each Package 

Part Number

  Primary Discharge Section

1

 

 910106134

  Shelf Discharge Assembly - Primary Discharge Section

1

 1

  Shelf Discharge Assembly - 3-Foot Extension Section 

1

  Shelf Discharge Assembly - Shelf Discharge Section 

 

910106137

  Shelf Discharge Assembly - Trim Piece 

2

  Shelf Discharge Assembly - End Cap 

2

  Side Wall Outlet Assembly

2

 - Primary Discharge Section

1 1

 

Side Wall Outlet Assembly

2

 - 3-Foot Extension Section 

 

910106138

  Side Wall Outlet Assembly

2

 - Trim Piece 

1

  Side Wall Outlet Assembly

2

 - End Cap 

1

Notes: 

1

  Control door and end cap are included in Primary Discharge Section.

 

2

  Discharge grille in adjoining room to be supplied by others. Additional 3-foot extension sections must be ordered in    

 

packages as shown in 

Table 2

.

Table 2: Supplementary Accessories

 

Description  

Quantity in

 

 

Each Package 

Part Number

  3-Foot Extension Section Pack - 3-Foot Extension 

 

061389601

  3-Foot Extension Section Pack - Trim Piece 

2

NOTICE

  When a 3 foot (or greater) extension section is added to the pri-

mary discharge section, the (optional) boost fan is recommend-
ed. The Boost Fan operates when the indoor fan operates, to 

assist unit airflow into the adjoining room.

©2013 Daikin Applied   •   www.DaikinAP.com   •   (800) 432-1342

Summary of Contents for 910116725

Page 1: ...ity 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 Shelf Discharge Section 1 910106137 Shelf Discharge Assembly Trim Piece 2 Shelf Discharge Assembly End Cap 2 Side Wall Outlet Assembly2 Primary Discharge Section1 1 Side Wall Outlet Assembly2 3 Foot...

Page 2: ...hillips 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 wall sleeve and that it is aligned squarely with the front edge of the cabinet wall sleeve CAUTION ExtendAire Optional Boost Fan Installation Procedure Models PDAE and PDHE Installation and maintenan...

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 mounting brackets to secure primary discharge section to cabinet wall sleeve Locate Right and Left Mounting Bracket Primary Discharge Section Mounting Bracket Assembly Mounting Bracket Detail 4 Snap ...

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 sleeve Lift slightly and pull the cabinet wrap away from the unit chassis wall sleeve Figure 8 Figure 8 Remove two 2 screws securing the cabinet wrap to the wall sleeve lift slightly and pull away cabi...

Page 5: ...ord 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 sleeve and that it is aligned squarely with the front edge of the cabinet wall sleeve 8 Reinstall the touchpad controller by plugging in the communication cable into the receptacle in the control board...

Page 6: ...t 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 Refer to Figure 13 a Butt end of one L shaped piece of 3 Extension Section against Primary Discharge Section Attach to wall with screws or nails b Snap second L shaped piece of 3 Extension Section i...

Page 7: ...illes 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 door or provide louver to provide return air Figure 14 Side Wall Outlet Assembly Details ExtendAire Capacity Selection Table 3 ExtendAire Capacity Selection1 Primary Primary Room Adjoining Room Approxim...

Page 8: ...nd 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 2 screws holding control box to the chassis Remove two 2 screws holding control box assembly to chassis Control Box Assembly 4 Remove the two 2 screws holding the control box to the chassis as shown...

Page 9: ...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 connection...

Page 10: ...20 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 tabs on the underside of the grille Refer to step 4 and Figure 9 on page 4 to reference method for removing grille section otherwise skip to step 24 NOTICE Refer to step 4 and Figure 9 on page 4 to ref...

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 premium control board Also re connect the remaining connectors onto the appropriate terminals at the top of the premium control board Figure 22 Boost Fan assembly details Boost fan positioned midway insid...

Page 12: ...ld 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 Daikin Representative go to www DaikinAP com Aftermarket Services To find your local parts office visit www DaikinAP com or call 800 37PARTS 800 377 2787 To find your local service office visit www Dai...

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