Which paragraphs of SAE AS408C are excluded from the MPSs for ETSO-C47a?

Paragraphs 3.1, 3.1.1, 3.1.2, and 3.2.b of SAE AS408C are excluded from the MPSs.

How is the title of SAE AS408C modified for ETSO-C47a?

The title is replaced from 'Pressure Instruments - Fuel, Oil, and Hydraulic (Reciprocating Engine Powered Aircraft)' to 'Pressure Instruments - Fuel, Oil, and Hydraulic'.

What change is made to Section 1.1 of SAE AS408C for ETSO-C47a?

Section 1.1 is modified to replace '...primarily for use with reciprocating engine powered transport aircraft, ...' with '...for use with civil aircraft,...'.

Which test standard and version must be used for fire testing of flexible hose and tube assemblies under ETSO-C47a?

SAE AS1055 Rev D, 'Fire Testing of Flexible Hose, Tube Assemblies, Coils, Fittings, and Similar System Components', dated June 1, 1997, Sections 4 and 5.

What additional test conditions are added to paragraph 7.13 of SAE AS408C for ETSO-C47a?

The test conditions from the environmental standards mentioned in paragraph 3.1.2 are added, specifically Sections 16 through 20 covering Power Input, Voltage Spike, Audio Frequency Conducted Susceptibility - Power Inputs, Induced Signal Susceptibility, and Radio Frequency Susceptibility.

Which SAE AS408C paragraphs are modified to include environmental test conditions for power input, voltage spike, and radio frequency susceptibility?

Paragraphs 7.14 (Power Input), 7.15 (Voltage Spike), 7.16 (Audio Frequency Conducted Susceptibility - Power Inputs), 7.17 (Induced Signal Susceptibility), and 7.18 (Radio Frequency Susceptibility).

Appendix 1 to ETSO-C47a A1 - Minimum Performance Standards (MPSs) for Pressure Instruments

Q: What are the minimum performance standards for fuel, oil, and hydraulic pressure instruments under ETSO-C47a?

The MPSs are provided in SAE AS408C, Pressure Instruments - Fuel, Oil, and Hydraulic, dated July 1, 2001, except for paragraphs 3.1, 3.1.1, 3.1.2, and 3.2.b, with the modifications listed in Appendix 1 to ETSO-C47a.

Q: Can fuel, oil, and hydraulic pressure instruments exceed the MPSs in ETSO-C47a?

Yes, the performance can be enhanced or made superior to this specification, depending on intended application and configuration.

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Appendix 1 to ETSO-C47a A1 – Minimum Performance Standards (MPSs) for Pressure Instruments - Fuel, Oil and Hydraulic

ED Decision 2013/012/R

1. The MPSs applying to this ETSO are provided in SAE AS408C, Pressure Instruments - Fuel, Oil, and Hydraulic, dated July 1, 2001, except for paragraphs 3.1, 3.1.1, 3.1.2, and 3.2.b.

Here are provided the modifications to be applied to the referenced SAE document:

AS408C	modification:
Title	Replace “Pressure Instruments – Fuel, Oil, and Hydraulic (Reciprocating Engine Powered Aircraft)” Substitute: “Pressure Instruments – Fuel, Oil, and Hydraulic”
Section 1.1	Replace “…primarily for use with reciprocating engine powered transport aircraft, …” Substitute: “…for use with civil aircraft,...”
AS408C section 7	modification:
Para 7.13	Use test conditions in SAE AS1055 Rev D, “Fire Testing of Flexible Hose, Tube Assemblies, Coils, Fittings, and Similar System Components”, dated June 1, 1997, Sections 4 and 5.
	The following test conditions from the environmental standards mentioned in paragraph 3.1.2 above are added.
Para 7.14	Section 16, Power Input.
Para 7.15	Section 17, Voltage Spike.
Para 7.16	Section 18, Audio Frequency Conducted Susceptibility – Power Inputs.
Para 7.17	Section 19, Induced Signal Susceptibility
Para 7.18	Section 20, Radio Frequency Susceptibility.

2. The performance of fuel, oil and hydraulic pressure instruments can be enhanced or made superior to this specification, depending on intended application and configuration.

[Amdt ETSO/3]

[Amdt ETSO/8]

Details

Source-Title: Appendix 1 to ETSO-C47a A1 - Minimum Performance Standards (MPSs) for Pressure Instruments - Fuel, Oil and Hydraulic View latest amendments

Erulesid: ERULES-1963177438-9175 Compare versions

Domain: Initial airworthiness

Amendedby: Amendment 8

Applicabilitydate: 15 July, 2013

Entryintoforcedate: 15 July, 2013

Regulatorysource: ED Decision 2013/012/R Navigate

Regulatorysubject: CS-ETSO

Typeofcontent: CS (Certification specification)

Parentir: ETSO-C47a A1

Origin: EASA

Category: EAR