# Erickson Service Bulletin 64B10-10: Revision 2

- Rights: © Erickson. Filed by the FAA in regulations.gov docket FAA-2010-0909; AD 2011-21-12 incorporates this document by reference. Not covered by OpenAirDocs’ CC0 dedication.
- Document: [Erickson Service Bulletin 64B10-10](https://openairdocs.org/service-documents/erickson/64b10-10.md)
- Title as filed: U.S. DOT/FAA - Erickson Aircrane SB No 64B10-10
- Pages: 8
- PDF: https://openairdocs.org/files/sha256/7b/f8/7bf8287d67faacb286e09e1df2f5c6ed0fbf43664d7a8ad5994c64e1bd3aa241
- Page: https://openairdocs.org/service-documents/erickson/64b10-10/file/7bf8287d67fa

## Text

This text is OCR from a scan. OCR can misread letters and numbers. Each page's text from the PDF; open the PDF at a page with #page=N.

### Page 1 (OCR)

ERICKSON AIR - CRANE
INCORPORATED
FAA TYPE CERTIFICATE NO. H6EA TC TYPE CERTIFICATE NO. H-91
SERVICE BULLETIN 64B10-10
TRANSMITTAL SHEET
SUBJECT:  SERVICE BULLETIN NO. 64B10-10 - SWASHPLATE ASSEMBLY, Rotating,
Rotary Wing, Inspection of
This page transmits the Revision 2, dated August 25/2004 of Service Bulletin No.
64B10-10, dated April 1/2008.
Please insert the attached pages which are a complete reissue of Service Bulletin
64B10-10. Destroy the superseded pages so the contents will be as follows:
Page No.  Revision  Date
1 through 5  April 1/2008
The text changed by this revision is indicated by a vertical line in the left-hand margin of the page.
REVISION FEATURES:  SECTION 1. PLANNING INFORMATION - Paragraph E., changed
"FAA Approved" to "Data is FAA Approved". SECTION 2. ACCOMPLISHMENT
INSTRUCTIONS - Revised paragraphs A.(1) and B.(1) for clarity of inspection areas. Revised
Figure 1 to clarify areas to be inspected.
3100 WILLOW SPRINGS ROAD • P.O. BOX 3247 • CENTRAL POINT, OR 97502 • (541) 664-5544 • FAX (541) 664-2312
www.ericksonaircrane.com

### Page 2 (OCR)

SERVICE BULLETIN 64B10-10
TRANSMITTAL SHEET (Continued)
RECORD OF REVISIONS
Rev No.  Date
April 16/2004
August 25/2004
ERICKSON AIR-CRANE
Barbara F. Stiger
Techincal Publications Manager

### Page 3 (OCR)

ERICKSON AIR - CRANE
INCORPORATED
FAA TYPE CERTIFICATE NO. HEA  TC TYPE CERTIFICATE NO. H-91
Service Bulletin
NO. 64B10-10
(E)
SUBJECT: SWASHPLATE ASSEMBLY, Rotating, Rotary Wing, Inspection of
1. PLANNING INFORMATION
A. Effectivity
Model: S-64F
Component: 65104-11001-051
B. Reason
To inspect for cracks on the rotating swashplate.
C. Description
Recurring visual and fluorescent penetrant inspections are required of the rotating swashplate
assembly. If cracks are found, the swashplate must be replaced immediately.
D. Compliance
Inspections outlined in Section 2 of this Service Bulletin specifies mandatory maintenance
required under sections 43.16 and 91.403 of the Federal Aviation Regulations unless an
alternative program has been FAA approved.
E. Approval
Data is FAA Approved
April 16/2004
Revision 2 - April 1/2008  Page 1 of 5
3100 WILLOW SPRINGS ROAD • P.O. BOX 3247 • CENTRAL POINT, OR 97502 • (541) 664-5544 • FAX (541) 664-2312
www.ericksonaircrane.com

### Page 4 (OCR)

ERICKSON AIR-CRANE
SERVICE BULLETIN NO. 64B10-10
SUBJECT: SWASHPLATE ASSEMBLY, Rotating, Rotary Wing, Inspection of
1. PLANNING INFORMATION (Continued)
F. Manpower (Estimated)
No. of Men  No. of Hours  Man-Hours
Remove and  4  8  32
replace parts
G. Special Tools
10X Magnifying Glass
H. Weight and Balance
No change
I. References
S-64F Maintenance Manual EAC006
J. Publications Affected
S-64F Maintenance Manual EAC006
K. Electrical Load Data
No change
L. Personnel Requirements
Persons performing the fluorescent penetrant inspection shall be certified as an ASNT Level II,
or equivalent, or completed an Erickson Air-Crane training course on the methods and practices
of fluorescent penetrant inspection.
April 16/2004
Page 2  Revision 2 - April 1/2008 |

### Page 5 (OCR)

ERICKSON AIR-CRANE
SERVICE BULLETIN NO. 64B10-10
SUBJECT: SWASHPLATE ASSEMBLY, Rotating, Rotary Wing, Inspection of
2. ACCOMPLISHMENT INSTRUCTIONS
CAUTION: IF CRACK IS FOUND AS A RESULT OF THE 15, 150, AND 1000 HOUR
INSPECTIONS, IMMEDIATELY REMOVE SWASHPLATE FROM SERVICE
AND RETURN TO ERICKSON AIR-CRANE FOR REVIEW.
A. NOT TO EXCEED 15 HOURS (FROM THE PREVIOUS 15 HOUR INSPECTION) -
PERFORM THE FOLLOWING:
(1) Clean and visually inspect swashplate areas A through F as noted in Figure 1.
(2) If crack is suspected, use 10X magnifying glass for further inspection.
(3) If crack is suspected during 10X magnifying glass inspection, remove from service and
perform fluorescent penetrant inspection per ASTM E1417, Type I, Method A or C.
B. NOT TO EXCEED 150 HOURS (FROM THE PREVIOUS 150 HOUR INSPECTION) -
PERFORM THE FOLLOWING INSPECTION:
(1) Clean and visually inspect using a 10X magnifying glass swashplate areas A through Fas
noted in Figure 1.
(2) erran i overt durant inspection per ASAM 417, Type I, Me on orice and
C. NOT TO EXCEED 1000 HOURS (FROM THE PREVIOUS 1000 HOUR INSPECTION) -
PERFORM THE FOLLOWING:
(1) Remove swashplate from rotor head.
(2) Disassemble and remove paint from swashplate.
(3) Perform complete fluorescent penetrant inspection of entire swashplate to inspect for
cracks per ASTM E1417, Type I, Method A or C.
NOTE: Any crack indication found is cause for removal and discarding of the swashplate.
D. Record of Compliance
(1) Make an appropriate aircraft record entry to show compliance with this Service Bulletin.
April 16/2004
Revision 2 - April 1/2008  Page 3

### Page 6 (OCR)

ERICKSON AIR-CRANE
SERVICE BULLETIN NO. 64B10-10
SUBJECT: SWASHPLATE ASSEMBLY, Rotating, Rotary Wing, Inspection of
2. ACCOMPLISHMENT INSTRUCTIONS (Continued)
SEE DETAIL OF AREA C BELOW
(TYPICAL 2 LOCATIONS)
AREA A
TOP INNER
SURFACE 360°
AREA B
OUTER SURFACE 360°
65104-11001-051
ROTATING SWASHPLATE
PART OF 65104-11000-045, -047
ROTARY WING SWASHPLATE
ASSEMBLY (REF)
SECTION A-A
(TYPICAL)
AREA D
AREA E
65104-11050-103
SPACER (REF)
AREA F
SPACER AREA, INSPECT
AROUND BOLT HEAD. CHECK
FOR INDICATIONS OF
CRACKING OR LOOSENESS
OF BOLT, AND FOR SPACER
BOND DELAMINATION
AREA C
(TYPICAL 2 LOCATIONS)
C3003.1.SB64B10-10.R1
Figure 1. Swashplate Inspection Areas
April 16/2004
Page 4  Revision 2 - April 1/2008 |

### Page 7 (OCR)

ERICKSON AIR-CRANE
SERVICE BULLETIN NO. 64B10-10C
SUBJECT: SWASHPLATE ASSEMBLY, Rotating, Rotary Wing, Inspection of
3. MATERIAL INFORMATION
A. Basis for Material Data
None
B. Bill of Material
None
C. Consumable Material
As required  Fluorescent Penetrant  AMS 2644A
As required  Paint Remover  SV-35 or equivalent
Napier Environmental
April 16/2004
Revision 2 - April 1/2008  Page 5

### Page 8

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