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NSTALLATION AND OPERATION MANUAL, MODEL AK-950                                                         

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NSTALLATION AND OPERATION MANUAL, MODEL AK-950                        

DOCUMENT NO.: IM-950, REV D

                                                                                                      

DOCUMENT NO.: IM-950, REV D

 

                                                      

 
NOTE: “The conditions and tests required for TSO approval of this article are 
minimum performance standards. It is the responsibility of those desiring to 
install this article on or within a specific type or class of aircraft to determine 
that the aircraft operating conditions are within TSO standards. The article may 
be installed only if further evaluation by the applicant documents an acceptable 
installation and is approved by the Administrator.” Source: FAA TSO-C129a. 
 
The GPS/Avionics Cooling Fan, AK-950-F1, is a GPS Accessory item. It 
delivers up to 13.37 CFM (Cubic Feet Per Minute) of  Force  Air Cooling to 
GPS/Avionics Receivers. 
 

 

 

 

 

 
 

NOTES: All dimensions are in inches. 

 
 
 

1. FAA APPROVED: PMA / STC / TSO 
 

    

ENVIRONMENTAL TEST Cat’s:  A2D1/CA/MN/XXXXXXABBBATAXXX 

     

OPERATING TEMPERATURE:  -20°C to +70°C

 

2. ACCESSORIES SUPPLIED: 
 

 

Air Hoses: 5/8” I.D. Size 

 

Connector Kit: 

Plug, 770069-1 AMP Inc. 
Contacts, Female Socket 770146-5, (24-18) AWG AMP Inc. 
(Crimping Tool, 90872-1 AMP Inc. should be used) 
 

3. WIRING DIAGRAM: 

 

NOTE: Power Reverse Polarity is protected. 
 

INSTALLATION INSTRUCTIONS

 
Mounting: Direct mounting as follows: 
The Fan outlet Port may be directly mounted at the back of the Avionic Radio 
Tray. Keep the distance between the Fan Outlet Port and the Tray Inlet Port, 
less than 1 Inch (or as short as possible.) The Air Flow from this Outlet Port 
will cool the Radio, located inside the Tray. 
 
NOTE: The Fan may also be mounted remotely if space behind the Avionic 
tray is not allowed. 
 

4. ELECTRICAL SPECIFICATIONS: 

 

 POWER: 

28 VDC @ 0.24A 

   

 

14 VDC @ 0.46A 

 

 AIR FLOW: 

13.37 CFM @ 0 mmAg 

 

 MTBF: 78,000 Hours @ 25°C 

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