What it approves
Installation of a Pratt & Whitney Engine Services, Inc. Health Usage Monitoring System (HUMS) Model 1122, P/N HUMS-A-070-1.
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
249 Vanderbilt Ave.
Norwood, MA 02062
Part 6 of the Civil Air Regulations.
Original Product Type Certificate Number : H3WE Make : MDHC (HUGHES)
Model : 369, 369A, 369H, 369HM, 369HS, 369HE, 369D, 369E, 369F, 369FF, & 500N Description of Type Design Change:
Installation of a Pratt & Whitney Engine Services, Inc. Health Usage Monitoring System (HUMS) Model 1122, P/N HUMS-A-070- 1, in accordance with their HUMS Installation Manual HUMS-I-070-1, Version 1.3, dated August 7, 1996, or later FAA-approved revisions.
1. Federal Aviation Administration approval of the HUMS installation was determined on a non-interference basis. Operation or maintenance must not be predicated on the HUMS.
2. Compatibility of this design change with previously approved modifications must be determined by the installer.
If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.
Date of application : March 22, 1996
Date of issuance : August 13, 1996 Date reissued : August 15, 2002, October 22, 2007
( Signature) Robert G. Mann Manager, Boston Aircraft Certification Office
( Title)
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 11
| Make | Model | Data sheet |
|---|---|---|
| MD Helicopter Inc. | 369 | H3WE |
| MD Helicopter Inc. | 369A | H3WE |
| MD Helicopter Inc. | 369D | H3WE |
| MD Helicopter Inc. | 369E | H3WE |
| MD Helicopter Inc. | 369F | H3WE |
| MD Helicopter Inc. | 369FF | H3WE |
| MD Helicopter Inc. | 369H | H3WE |
| MD Helicopter Inc. | 369HE | H3WE |
| MD Helicopter Inc. | 369HM | H3WE |
| MD Helicopter Inc. | 369HS | H3WE |
| MD Helicopter Inc. | 500N | H3WE |