Appendix A Instructions For Faa Form 337 And Airworthinessa; Sample Text For Faa Form 337 A; Instructions For Continued Airworthiness : A - PS Engineering IntelliPAX 11616R Installation And Operation Manual

Intercom expansion unit
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Appendix A Instructions for FAA Form 337 and Airworthiness
5.1
Sample text for FAA Form 337
One method of airworthiness approval is through an FAA Form 337, Major Repair and Alteration (Airframe,
Powerplant, Propeller, or Appliance) In the case of the IntelliPAX part number 116( ), you may use the
following text as a guide.
Installed intercom expansion unit, PS Engineering IntelliPAX, part number 11616 in ( location ) at
station
. Installed per AC43.13-2B, Chapter 2, Installed per PS Engineering Installation
Operators Manual p/n 200-250-xxxx, revision X, dated ( ).
Interface to existing audio system in accordance with installation manual and in compliance with
practices listed in AC43.13-2B, Chapter 2. All wires are Mil-Spec 22759 or 27500. No connection to
the aircraft dimmer bus is required. No additional connection to aircraft power is made.
Aircraft equipment list, weight and balance amended. Compass compensation checked. A copy of the
operation instructions, contained in PS Engineering document 200-250-( ), revision ( ), Dated ( ), is
placed in the aircraft records. All work accomplished listed on Work Order
5.2
Instructions for Continued Airworthiness:
Section
Item
1
Introduction
2
Description
3
Controls
4
Servicing
5
Maintenance Instructions
6
Troubleshooting
7
Removal and replacement
information
8
Diagrams
9
Special Inspection Requirements
10
Protective Treatments
11
Structural Data
12
Special Tools
13
Not Applicable
14
Recommended Overhaul Periods
15
Airworthiness Limitations
16
Revision
200-250-0006
Installation of passenger intercommunications system.
Installation as described in manufacturer's installation manual referenced on
FAA Form 337, including interface with other avionics audio as required.
See installation and operator's guide referenced on FAA Form 337.
None Required
On Condition, no special instructions
In the event of a unit problem, place the main unit into "OFF," the fail-safe
mode. This allows normal pilot communications using COM 1. Follow checkout
instructions in the installation manual referenced on the FAA Form 337. For a
specific unit fault, contact the manufacturer at (865) 988-9800 for special
instructions.
Removal: Remove Volume knob (if equipped (11606, 11616), 2 ea. then #4-40
black machine screws mounting the unit. Remove unit from behind panel. Place
metal faceplate in a safe area.
Installation: Align the volume knob shaft (if equipped, 11606, 11616) and the
mounting holes with the panel and front plate. Secure using 2 ea. #4-40 black
screws, provided.
Not applicable
Not Applicable
Not Applicable
Not Applicable
None
Not Applicable
None
Not Applicable
To be determined by installer
A
Page
.
Information
Rev. 1, Sept. 2022

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