Friedrich PXSB230/20/30 Manuel D’Utilisation

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Model PXSBXXXXX 
PXSB230/20/30 or PXSB26515/20/30 
 
 
92011402_R00  
Friedrich Air Conditioning Co. 
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10001 Reunion Place, Suite 500 / San Antonio, Texas 78216 
(210) 546-0500 /  (800) 541-6645 /  
www.friedrich.com
 
 
Installation Instructions 
Electrical Sub-base Assembly 
For Use with PTAC and PTHP Models 
Please read these instructions completely before attempting installation. 
NOTE:  These instructions apply to the installation of the Electrical Sub-base assembly.  
  
Contents: 
 1. 
Sub-base 
Assembly 
 
2. Side brackets, adjustable 
 
3. Wire nuts (x 3) 
 
4. #10 screws (x 4) 
 
5. Installation instructions 
 
NOTE:  All electrical work must conform to local codes and ordinances, the national electrical code, 
ANSI/NFPA NO. 70-1993 or current edition, and in Canada, the Canadian electrical code PART I, CSA 
STANDARD C22.1-1993 or current edition. 
 
 
 
Step 1.   Disconnect ALL power to unit.   
 
Step 2.   Using Sub-base as a guide, mark the location for the mounting holes (See Figure 2).  Drill a 
1/8” hole on each side of the Wall Sleeve. 
 
Step 3. 
Side brackets can be attached to the sub-base to cover the open space between the wall 
and sub-base.  Bend the bracket to size.  Slip the bracket inside the sub-base and use the 
adjustable mounting hole to adjust fit against the wall.  See Figure 3.