AD 67-23-06

AD Final Rules - DRS_67-23-06.html
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AD Number:
67-23-06
Document Type:
AD Final Rules
Docket Number:
Unknown
Subject Heading:
Airworthiness Directives; Mooney Model M20C (Mark 21), M20D(Master), and Model M20E (Super 21) Airplanes
Subject:
Dukes Fuel Pump
Status:
Current
Citation:
This information is not available.
Citation Publish Date:
Effective Date:
09/05/1967
Make:
Mooney Aviation Company Inc
Model:
M20C | M20D | M20E
Product Type:
Aircraft
Product Subtype:
Small Airplane
Affected AD:
Superseded AD:
Affected By:
Superseded By:
Service/Office:
Office of Primary Responsibility:
CFR Part Reference:
Part 39
Comments:
AIRWORTHINESS DIRECTIVES FINAL RULES: 67-23-06
CITATION:   This information is not available.

PAGE NUMBER:  

DOCKET NUMBER:   Unknown

AMENDMENT:   39-455

AD NUMBER:   67-23-06

SUBJECT HEADING:   Airworthiness Directives; Mooney Model M20C (Mark 21), M20D(Master), and Model M20E (Super 21) Airplanes

ACTION:  

SUMMARY:  

DATES:   Effective September 5, 1967.

ADDRESSES:  

FOR FURTHER INFORMATION CONTACT:  

SUPPLEMENTARY INFORMATION:  

REGULATORY TEXT:   67-23-06 MOONEY: Amdt. 39-455, Part 39, Federal Register August 5, 1967. Applies to Model M20C (Mark 21) Airplanes, Serial Numbers 2623 through 2737 and 2739 through 3198; Model M20D (Master) Airplanes Serial Numbers 201 through 260; and Model M20E (Super 21) Airplanes, Serial Numbers 101 through 850.
Compliance required as indicated unless already accomplished.
Service experience indicates that it is necessary to replace Dukes fuel pumps now in service with a redesigned Dukes fuel pump as follows:
(a) For Model M20E (Super 21) airplanes equipped with Dukes fuel pump:
(1) Within the next 25 hours' time in service after April 12, 1965, replace Dukes fuel pump, Part Number 4140-00-19, Serial Numbers 101, 102, 103, 150 through 312, with Dukes fuel pump, Part Number 4140-00-19A, with pump Serial Numbers above 1550, in accordance with Mooney Service Bulletin M20-121B (Revision B, 11-4-66).
(2) Within the next 100 hours' time in service after April 12, 1965, replace Dukes fuel pump, Part Number 4140-00-19, Serial Numbers 313 through 613, with Dukes fuel pump, Part Number 4140-0019A, with pump Serial Numbers above 1550, in accordance with Mooney Service Bulletin M20 - 121B (Revision B, 11-4-66).
(3) Within the next 100 hours' time in service after the effective date of this AD, replace Dukes fuel pump, Part Number 4140-00-19A. Serial Numbers 614 through 1550 with Dukes fuel pump, Part Number 4140-00-19A with pump serial number above 1550 in accordance with Mooney Service Bulletin M20-121B (Revision B, 11-4-66).
(b) For Models M20C (Mark 21) and M20D (Master) airplanes equipped with Dukes fuel pump:
(1) Within the next 25 hours' time in service after April 12, 1965, replace Dukes fuel pump, Part Number 4140-00-21, Serial Numbers 100, 102, 103, 150 through 244, with Dukes fuel pump, Part Number 4140-0021A with pump Serial Numbers above 1158, in accordance with Mooney Service Bulletin M20-121B, (Revision B, 11-4-66).
(2) Within the next 100 hours' time in service after April 12, 1965, replace Dukes fuel pump, Part Number 4140-00-21, Serial Numbers 245 through 409, with Dukes fuel pump, Part Number 4140-00-21A with pump serial numbers above 1158, in accordance with Mooney Service Bulletin Number M20-121B (Revision B, 11-4-66).
(3) Within the next 100 hours' time in service after the effective date of the AD, replace Dukes fuel pump, Part Number 4140-00-21A, Serial Numbers 410 through 1158, with Dukes fuel pump, Part Number 4140-00-21A with pump serial numbers above 1158, in accordance with Mooney Service Bulletin M20-121B (Revision B, 11-4-66).
(c) For Model M20E, Serial Numbers 101 through 263, Model M20C, Serial Numbers 2623 through 2690, and Model M20D, Serial Numbers 201 through 226, concurrent with the fuel pump replacement in (a) and (b) above, remove Mooney electric fuel pump mounting bracket, Part Number 610032, and install re-designed pump bracket, Part Number 610048, in accordance with Mooney Service letter 20-120, dated March 18, 1964.
This AD supersedes AD 65-06-05.
This amendment effective September 5, 1967.

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