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Operator’s Manual

Model M1435-EXP

14-Volt 35-Amp Mini-GPU for Experimental/Amateur-Built Aircraft

IMPORTANT DISCLAIMERS & LIABILITY LIMITATIONS

As a condition for use, Audio Authority Corp. authorizes this device for use ONLY by aviation

professionals, such as licensed pilots and maintenance technicians, knowledgeable about the

aircraft’s electrical system and batteries. Experimental/Amateur-Built aircraft electrical systems not

only vary widely; they are unique. Many aircraft electrical systems also become altered from the

original builder’s configuration and these changes are often poorly documented in the aircraft records.

The concepts, recommendations, and instructions in this manual are necessarily general and make

assumptions that do not apply to every aircraft and may not be correct for your particular aircraft.

Incorrect use of this device has the potential to damage the GPU and/or aircraft components. This

product also requires installation of electrical wiring to the airframe to function.

It is the operator’s sole responsibility to read completely and fully understand this manual, plus all

available documentation on their aircraft’s electrical system design, to properly determine the

appropriate use of this, or any, external power source. If you cannot do this, do not use this

product. Instead, consult a qualified technician familiar with your specific aircraft type and

configuration before connecting the GPU to your aircraft, or return it to the seller before using.

Summary of Contents for M1435-EXP

Page 1: ...recommendations and instructions in this manual are necessarily general and make assumptions that do not apply to every aircraft and may not be correct for your particular aircraft Incorrect use of this device has the potential to damage the GPU and or aircraft components This product also requires installation of electrical wiring to the airframe to function It is the operator s sole responsibili...

Page 2: ...EAR PANEL VIEW Special Features Color coded keyed SB 50 type output connections to prevent accidental voltage mismatch Yellow designates 12 14 volts compatibility Dual digital output meters for voltage and current load Front panel status indicator LED Programmable auto shutdown timer Dual USB power ports for mobile device charging QuietFiltered output for interference free COM radio operation Auto...

Page 3: ...re two options as to which side of the contactor for making the connection each with trade offs to consider 1 CONTACTOR OUTPUT Wiring to the output side of the battery contactor provides direct access to the main bus for airframe power and bypasses the battery unless the Battery Master Switch is ON 2 CONTACTOR INPUT Wiring to the input side of the contactor provides direct access to the battery an...

Page 4: ...Wiring Diagrams for External Power Receptacle 12 Volt Experimental Amateur Built Aircraft 4 Model M1435 EXP Manual P N 752 790 Rev 20211029 ...

Page 5: ...ms and lights without depleting the battery In fact if the battery is in circuit the GPU can provide a brief top off charge for the aircraft battery Status Indicator The GPU incorporates a status indicator between the volt amp meter and the output connector Indications are interpreted as follows OFF Power Switch OFF or no AC input power GREEN ON or powered normal operation FLASHING GREEN Auto shut...

Page 6: ...ture or Sustained overload Reduce load to less than 35 amps Turn off aircraft equipment to reduce current draw Cycle Power Switch OFF then ON again to reset Status indicator FLASHING RED GPU displays voltage but no output to aircraft zero amps Internal protection engaged If cable connections are good then turn power switch OFF Disconnect DC output cord from aircraft external power receptacle Wait ...

Page 7: ...und or equivalent A repair estimate will be provided for out of warranty repairs This warranty is void for products that in our opinion have been subject to overload moisture accident damage alteration misuse abuse or acts of nature THE SOLE AND EXCLUSIVE REMEDY UNDER THIS WARRANTY IS LIMITED TO REPAIR OR REPLACEMENT AS SPECIFIED ABOVE THERE ARE NO OTHER WARRANTIES EXPRESSED OR IMPLIED SPECIFICALL...

Page 8: ...Audio Authority Corp 2048 Mercer Road Lexington KY 40511 800 322 8346 or 859 253 2599 support audioauthority com AudioAuthority com aviation 8 Model M1435 EXP Manual P N 752 790 Rev 20211029 ...

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