ol
Cessna
A Textron Company
Service Manual
1972
Thru
1984
MODEL 340 and 340A
Member of GAMA
FAA APPROVAL HAS BEEN OBTAINED ON TECHNICAL DATA IN THIS PUBLICATION THAT AFFECTS AIRPLANE TYPE DESIGN.
CHANGE 29 TO THE BASIC MANUAL INCORPORATES THE SUPPLEMENTAL INSPECTION DOCUMENT
(SID), DATED 1 APRIL 2006, TEMPORARY REVISION 4, DATED 1 MARCH 2000, TEMPORARY REVISION 5,
DATED 1 SEPTEMBER 2000, TEMPORARY REVISION 6, DATED 2 SEPTEMBER 2003, TEMPORARY
REVISION 7, DATED 14 JULY 2003, TEMPORARY REVISION 8, DATED 1 DECEMBER 2003, TEMPORARY
REVISION 9, DATED 5 APRIL 2004, TEMPORARY REVISION 9A, DATED 2 AUGUST 2004, TEMPORARY
REVISION 10, DATED 1 MARCH 2004, TEMPORARY REVISION 11, DATED 2 AUGUST 2004, AND
TEMPORARY REVISION 12, DATED 30 MAY 2005.
COPYRIGHT 1971
CESSNA AIRCRAFT COMPANY
WICHITA, KANSAS, USA
D930-29-13
1 DECEMBER 1971
Change 29 Apri1/2006
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
EFFECTIVITY
NOTE: A vertical line in the outer margins of a page indicates the portion of the text affected by the
changes. Changes to illustrations are indicated by either miniature pointing hands or by a vertical
line in the margin. Changes to wiring diagrams are indicated by shaded areas.
Dates of issue for original and changed pages are:
Original.............0 ............. December
Change.............1 ............. May
Change . ..... 2 ............. October
Change ............. 3 ............. January
Change............4 ............. September
Change............5 ............. December
Change...........6 ............. May
Change............7 ............. October
Change...........8 ............. February
Change............9 ............. December
Change.............10 ........... March
Change ............. 11...........October
Change.............12 ........ January
Change.............13 ........... November
Change.............14 ........... April
Page
No.
Change
No.
1971
1972
1972
1973
1973
1973
1974
1974
1975
1975
1976
1976
1977
1977
1978
Page
No.
Change............ 15............November
Change............ 16............January
Change ............ 17............November
Change ............ 18............January
Change............ 19............November
Change............ 20............January
Change ............ 21 ............ May
Change............ 22............November
Change............ 23 ........... October
Change............ 24 ........... October
Change............ 25............March
Change............ 26............February
Change............ 27............April
Change............ 28............October
Change............ 29............April
Change
No.
Page
No.
Title ............ .................. 29
Effectivity ......................... 29
i thru ii .............................. 29
iii thru vi............................28
SID (See Eff Page) .......... 29
1-1 .................................... 2 6
1-2....................................22
1-2A thru 1-2B ................. 24
1-3....................................21
1-4 ...................................... 2
1 -5 ...................................... 0
1-6 thru 1-24 .................. 24
2-1 thru 2-3 ...................... 26
2-4 thru 2-14 ................ 24
2-15..................................25
2-16..................................24
2-17..................................25
2-18 thru 2-20 .................. 24
2-21 ................................. 25
2-22 thru 2-26 ......... .... 24
2-27 thru 2-28 .................. 27
2-29 .................................. 27
2-30 thru 2-31 .................. 24
2-32 thru 2-36 .......... .... 27
2-37 .................................. 25
2-38 ............ ............ 27
2-39 .................................. 24
2-40 .................................. 28
2-41 thru 2-42 .................. 24
2-43 ................................. 25
2-44 .................................. 2 7
2-4 5 .................................. 24
2-46 thru 2-76 .................. 24
2 -77 ............ ..................... 2 5
2 -7 8 ................................. 24
2-79 thru 2-80 .................. 28
2A-1 thru 2A-2..................26
2A-3 thru 2A-8..................25
2A-9 thru 2A-10 ............... 26
2A-11 thru2A-12 ............. 25
2A-13 ............................... 26
2A-14 thru 2A-20 ............. 25
2A-21 ............................... 28
2A-22 thru 2A-23 ............. 25
2A-24 ............................... 26
2A-25 ............................... 28
2A-26 ............................... 26
2A-27 ............................... 25
2A-28 ............................... 27
2A-29 thru 2A-30 ............. 25
2A-31 thru 2A32 .............. 28
2A-33 thru 2A-34 ............. 25
2A-35 thru 2A-36B ........... 29
2A-37 thru 2A-42 ............. 25
2A-43 thru 2A-94D ........... 29
2A-95 thru 2A-99 ............. 25
2A-100 thru 2A-101 ......... 26
2A-102 thru 2A-108 ......... 25
2A-109 thru 2A-110 ......... 26
2A-111 thru 2A-150........ 25
2A-151 thru 2A-152 ......... 29
2A-153 thru 2A-171......... 25
2A-172 thru 2A-174B ...... 29
2A-175 thru 2A-184 ......... 25
2A-185 thru 2A-190K ...... 28
2A-191 thru 2A-192 ......... 25
2A-192A thru 2A-192V.....29
2A-193 thru 2A-198.........25
3-1 thru 3-2...................... 26
3-2A ..... .......................... 27
3-2B thru 3-2C ................. 13
3-2D ................................. 23
3-2 E ................................. 13
3-2F ..... ................ .... 27
3-2G thru 3-2N ................ 23
Change 29
Apr 1/2006
© Cessna Aircraft Company
1978
1979
1979
1980
1980
1981
1981
1981
1982
1983
1984
1997
1998
1999
2006
Change
No.
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
Change
No.
Page
No.
Change
O
No. W
3-3 .................................... 27
3-4 thru 3-6E ................... 23
3-6F thru 3-6R ................. 29
3-7 ................................... 26
3-8................................... 19
3-8A ................................. 13
3-8B ................................. 14
3-9 thru 3-10....................23
3-1 0A thru 3-10B ............. 24
3-10C thru 3-14B ............. 23
3-15 .................................. 21
3-16..................................22
3-16A ......... ................. 25
3-16B thru 3-16C ........... 23
3-16D ................... ..... 24
3-17..................................23
3-18 ..... ................ .... 14
3-19 thru 3-20 .................... 0
3-21 ................................... 6
3-22 ........... ................. 7
3-23 thru 3-25 .................. 16
3-26..................................22
3-27 thru 3-28 .................. 23
3-29 thru 3-30 .................. 22
3-31 thru 3-32 .................. 23
4-1 thru 4-2 ...... ........ 27
4-2A thru 4-2B ................. 29
4-3 thru 4-7 ......... 0...........0
4-8....................................22
4 -9 ...................................... 7
4 -1 0 .................................... 0
4-11 ......... ................ 18
4-12..................................19
4-13 ........................... .... 11
4-14..................................24
4-15...............................19
4-16..................................23
4-17..................................19
4-18....................................7
4-18A thru 4-18B ............. 19
4-19..................................17
4-20....................................0
4-21 thru 4-22B................ 17
4-23 thru 4-25 .................... 6
4-26 thru 4-27 ......... ....... 11
4-28 thru 4-28B ................ 15
4-2 9 .................................... 1
4-30 thru 4-32 .................... 0
4-33..................................14
4-3 4 .................................... 1
4-35....................................0
Change 29
Apr 1/2006
4-36B ................................. 6
4-37 thru 4-40A ................ 23
4-40B ............................... 19
4-41 thru 4-42 .................. 23
4-43 thru 4-46 ................. 17
4-46A thru 4-46B ............ 12
4-47 ..... ......... ....... 17
4-48 ................................... 6
4-49 ..... ...... ... ....... 17
4-50 .................................... 0
4-51 .................................. 14
4 -5 2 .................................... 1
4-53 thru 4-54 .................. 17
4-54A . ..................... 24
4-54B ............................... 22
4-55.................................24
4-56 thru 4-57 .................. 25
4-58 .............. .................. 3
4-59 .............. ................ 25
4 -6 0 .................. ................. 6
4-61 .................................. 17
4-62 thru 4-63 .................. 23
4-64 ................................. 21
5 -1 .................................... 2 7
5 -2 .................................... 18
5-2A / 5-2B ....................... 21
5-3 .................................. 18
5 -4 ........... .......................... 0
5-5 ................................... 19
5 -6 .................................... 2 4
5-7 thru 5-8 ...................... 20
5-9....................................18
5-10 thru 5-11 .................. 24
5 -12 .................................... 0
5-13 thru 5-14 .................. 19
5-14A ............................... 21
5-14B ............................... 23
5-14C / 5-14D .................. 19
5-15 .................................. 21
5 -1 6 .................................... 0
5-17 .................................. 24
5-18 thru 5-18F ................ 29
5-19 .................................. 19
5-20 thru 5-22 .................. 15
5-23 thru 5-24 .................. 23
6 -1 .................................... 2 7
6-2 ...... ......... ......... 21
6-2A thru 6-2D ................. 23
6-3 ...... ......... ......... 23
6-4 thru 6-4B .................... 24
6 -5 .................................... 2 4
6-6 thru 6-10 ................. 21
6-11 ................................. 22
6-12 .............................. 21
6-13 . ..................... 24
6-14 thru 6-14B ........... . 21
6-15 ................................. 13
6-16 ................................... 9
6-17 ................................. 23
6-18 ................................. 21
6-19 ................................. 24
6-20 ................................. 21
6-21 /6-22 ......... .......... 22
7-1 ................................... 27
7-2 ................................... 18
7-2A thru 7-4 ................... 22
7-5 ..................................... 0
7-6 ................................... 18
7-7 ................................... 24
7-8 thru 7-8A ................... 23
7-8B thru 7-9 ................... 24
7-10 thru 7-11 .................. 21
7-12 ................................. 22
7-13 thru 7-14.................. 24
7-15 ................................. 19
7-16 ................................. 14
7-17 / 7-18 ....................... 17
8-1 ................................... 24
8-2 ................................... 15
8-2A .......... ............ 18
8-2B ................................. 15
8-3 ................................... 18
8 -4 ..................................... 4
8-5 ................................... 20
8 -6 ..................................... 4
8-6A thru 8-8 ..................... 7
8-9 thru 8-9A ................... 29
8-10 ................................. 19
8-11 thru 8-12....................5
8-13.................................21
8-14 ................................. 19
9-1 thru 9-2......................27
9-2A................................ 15
9-2B ................................. 22
9-3 .................................. 15
9-4 ................................... 22
9-5 ................................... 15
© Cessna Aircraft Company
Page
No.
Change
No.
Page
No.
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
Page Change
No. No.
9-6......................................0
9 -7 ...................................... 2
9-8 ...................................... 0
9 -9 ...................................... 1
9-10..................................24
9-11 .................................. 11
9-12....................................3
9-13 thru 9-14..................20
9-15..................................23
9-16 thru 9-16A ................ 13
9-16B thru 9-17................24
9-18 ................................... 9
9-19..................................24
9-20..................................11
9-21..................................21
9-22..................................14
9-22A thru 9-23..................9
9-24 ................................. 21
9-24A ............................... 24
9-24B ............................... 20
9-25..................................24
9-26....................................6
9-27....................................0
9-28..................................22
9-29..................................23
9-30 thru 9-31 .................. 24
9-32....................................7
9-33....................................
9-34 thru 9-34A/B ............ 24
9-35..................................15
9-36..................................23
9-36A ............................... 24
9-36B thru 9-36C/D ......... 18
9-37..................................22
9-38....................................2
9-39 thru 9-40 .................. 22
9-40A thru 9-41 ................ 19
9-42..................................23
9-43..................................24
9-44....................................9
9-45....................................2
9-46....................................1
9-47..................................19
9-48 thru 9-49 ................... 0
9-50 thru 9-51 .................. 23
9-52...................................
9
9-53..................................24
9-54 thru 9-55 .................... 9
9-56..................................19
9-57....................................9
9-58 thru 9-58B................ 19
9-59..................................21
9-60....................................9
Page Change
No. No.
9-61 .................................. 13
9-62 .................................. 23
9-63 .................................... 9
9-64 thru 9-64B ................ 20
9-65 ................................. 21
9-66 thru 9-70 .................. 23
10-1 ................................. 27
10-2 thru 10-2B ................ 15
10-3 thru 10-4 .................... 2
10-5 thru 10-8C ................ 29
10-9 thru 10-10 ................ 23
10-10A /10-10B ............... 24
10-11 ................................ 15
10-12................................20
10-13..................................9
10-14 thru 10-24 .............. 22
11-1 .................................. 27
11-2 .................................. 15
11-2A ............................... 22
11-2B ............................... 20
11-2C ............................... 23
11-2D thru 11-4 ............... 22
11-5 thru 11-6 .................. 23
11-6A thru 11-6B ............. 10
11-7....................................7
11-8....................................8
11-9 thru 11-10 ................ 22
11-11 ................................ 18
11-12..................................2
11-13................................23
11-14................................18
11-15................................24
11-16................................23
11-17thru 11-18 .............. 18
11-19................................19
11-20 thru 11-20A ............ 11
11-20B thru 11-21............15
11-22 ................................ 21
11-23 ............................... 18
11-24 ................................ 25
11-24A thru 11-24D ........ 29
11-25 ................................ 18
11-26 .............................. 16
11-27 ................................ 11
11-28 ................................ 16
11-29 ................................ 12
11-30 ............................... 27
11-31 thru 11-34 .............. 16
12-1 .................................. 27
12-2 ................................. 15
12-2A ............................... 22
12-2B ............................... 15
12-3 thru 12-5 .................... 0
© Cessna Aircraft Company
Page Change
No. No.
12 -6 ................................... 6
12-6A thru 12-8B ............. 22
12-8C...............................20
12-8D .............................. 19
12-8E ............................... 23
12-8F ............................... 16
12-9 ................................. 13
12-10 ............................... 11
12-11 thru 12-15..............23
12-16...............................21
12-17 ............................... 22
12-18 ............................... 13
12-19 thru 12-20.............. 22
12-21 ................................. 1
12-22.................................0
13-1 thru 13-2C .............. 27
13-2D...............................15
13-2E thru 13-2F............. 16
13-3 ................................. 23
13-4 thru 13-6B ............... 11
13-6C ............................... 20
13-6D ............................... 23
13-7 thru 13-8.................. 19
13-9 ................................... 5
13-10 thru 13-12A ........... 19
13-12B...............................9
13-12C thru 13-12D ........ 19
13-13 .... ................. 23
13-14.................................7
13-14A thru 13-14B......... 23
13-15.................................0
13-16 thru 13-19 ............. 23
13-20 ............................... 15
13-20A.............................19
13-20B ............................ 23
13-20C ............................. 19
13-20D thru 13-20F.........24
13-21 ................................ 0
13-22 ............................... 23
13-22A thru 13-24.......... 29
13-25 ................................. 1
13-26 ............................... 21
13-27 thru 13-28 ............ 18
13-28A thru 13-28B ......... 17
13-28C thru 13-28D ........ 18
13-29 thru 13-31 ............. 26
13-32 ............................... 13
13-32A thru 13-32F......... 23
Change 29
Apr 1/2006
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
Page Change
No. No.
13-33 ............................... 12
13-34 thru 13-37 .... ......... 11
13-38 ............................... 24
13-38A ........................... 21
13-38B thru 13-38D ......... 28
13-39 ................................ 7
13-40 ............................... 20
13-41 ................................. 2
13-42 ................................. 7
13-42A ............................. 18
13-42B thru 13-42E ......... 19
13-42F ............................. 20
13-42G ............................. 22
13-42H ............................. 16
13-421 thru 13-42J ........... 20
13-43 ................................. 9
13-44 ................................. 6
13-45 ............................... 13
13-46 ............................... 23
13-46A thru 13-46B ......... 20
13-47 ................................. 8
13-48 ............................... 27
13-48A thru 13-50 ........... 23
13 -5 1 ................................. 0
13-52 . ...................... 22
13-53 . ...................... 21
13-54 thru 13-54B ............ 22
13-55 thru 13-56 ................ 7
13-57 ............................... 12
13-58 thru 13-61 ................ 7
13-62 thru 13-63 .............. 22
13-64 thru 13-66 .............. 7
13-67 . ...................... 23
13-68 ................................. 9
13-69 thru 13-70B ............ 13
13-71 ............................... 25
13-72 . ...................... 17
13-72A thru 13-72B......... 15
13-73 thru 13-78 ............... 9
13-79 thru 13-80B ............ 20
13-81 ................................. 9
13-82 .............................. 23
13-83 ................................. 9
13-84 .............................. 13
13-85 ............................... 22
13-86 ............................... 19
13-87 ............................... 15
13-88 . ...................... 17
13-88A thru 13-92............23
13-93 ............................... 14
13-94 thru 13-95 .... ......... 20
13-96 ............................... 23
1 13 9 A 20
1 3-96A. ............................. 0
Change 29
Apr 1/2006
Page Change
No. No.
13-96B ............................. 13
13-97................................20
13-98.............................23
13-98A ............................. 12
13-98B ............................ 27
13-99 ............................... 12
13-100..............................19
13-101 .............................. 23
13-102................................9
13-102A thru 13-103........12
13-104 ............................. 18
13-105 ............................. 16
13-106..............................13
13-107 ............................ 16
13-108 ............................. 18
13-108A thru 13-108B ..... 21
13-109 thru 13-111 .......... 15
13-112 ................................ 9
13-113 thru 13-114 .......... 23
13-115 .......... ................. 28
13-116 .............................. 14
13-117 thru 13-118..........24
14-1 thru 14-2 .................. 27
14-2A ............................... 22
14-2B ............................... 15
14-3 ............... ............ 21
14-4 .............. ................. 22
14-5 ................................. 23
14-6 .............. ................ 20
14-6A thru 14-6B ............. 17
14 -7 .................................... 0
14-8 thru 14-8A ................ 23
14-8B ............................... 19
14-9 .................................. 18
14-10 ................................ 13
14-10A thru 14-10B ......... 24
14-11 .................................. 3
14-12................................20
14-12A thru 14-12B ........ 11
14-13..................................7
14-14............................... 13
14-14A ............................. 24
14-14B ............................. 13
14-15..................................7
14-16 thru 14-16B ............ 13
14-17..................................4
14-18 ................................ 18
14-19..................................2
14-20 thru 14-20B ............ 25
14-21 ................................ 23
14-22 .................................. 6
14-23 ............................... 23
14-24 .................................. 4
Page Change
No. No.
14-25 . ..................... 18
14-26 . ...................... 24
14-26A/B ........................ 12
14-27 thru 14-28 ............. 19
14-29 ............................... 23
14-30 . ...................... 24
14-31 thru 14-32.............. 26
14-33 thru 14-45 ............ 24
14-46 ............................... 23
14-46A ............................. 24
14-46B thru 14-48B ......... 23
14-49 . ...................... 24
14-50 ............................... 23
14-51 ............................... 14
14-52 thru 14-53 ............. 13
14-54 . ...................... 14
14-55...............................17
14-56 . ...................... 22
14-56A thru 14-56B ......... 23
14-57...............................13
14-58 . ...................... 22
14-59 ............................... 24
14-60 ............................... 23
14-60A thru 14-60B ......... 17
14-61 thru 14-62 ............. 15
14-63 thru 14-68 .............. 13
14-69 ............................... 12
14-70 ............................... 17
14-71 ............................... 14
14-72 ............................... 13
14-73 thru 14-74.............. 22
15-1 ................................. 27
15-2 ................................. 22
15-2A thru 15-2B ............. 15
15 -3 ................................... 9
15 -4 ................................... 0
15-5 thru 15-6................. 10
15-6A ............................... 16
15-6B .............................. 22
15-6C thru 15-6D ............ 23
15-7 thru 15-9.................. 21
15-10 ............................... 22
15-11 ............................... 19
15-12 ............................... 11
16-1 ................................. 28
16-2 ................................. 27
16-2A thru 16-2D .... ......... 23
16-3 thru 16-3B ............. 29
16-4 thru 16-8 ................. 23
16-9 ................................. 27
16-10 thru 16-10B ........... 23
16-11 ................................. 0
16-12 thru 16-18A ........... 23
© Cessna Aircraft Company
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
Page Change Page Change Page Change
No.
No. No.
No. No.
No
16-18B thru 16-19 ........... 28
16-20 thru 16-22 ............... 0
16-22A thru 16-22B ......... 28
16-23 thru 16-24 .............. 27
16-25 thru 16-27 .............. 21
16 -2 8 .................................. 1
16-29 thru 16-33 .............. 11
16-34 ................................ 23
16 -35 .... ........................... 1 1
16-36 thru 16-37 .............. 23
16-38 thru 16-41 ................ 0
16-42 thru 16-43 .............. 23
16-44 thru 16-51 ................ 0
16-52 thru 16-54 ................ 1
16-55 ............. .................. 23
16 -5 6 .................................. 0
16 -57 ................................ 10
16-58 thru 16-59 ................ 0
16 -6 0 ................................ 21
16 -61 ................................ 23
16-62 thru 16-64 .............. 20
16-64Athru 16-65............22
16-66 thru 16-69 ............. 20
16-70 ............................... 28
16-7 1 ..................................
0
16-72 ........... .................... 11
16-73 ............. .................. 2 3
16-74 thru 16-75 .............. 29
16-76 thru 16-82 .............. 23
16-83 thru 16-95 .............. 29
Change 29
© Cessna Aircraft Company
Apr 1/2006
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
TABLE OF CONTENTS
SECTION 1 ................................... GENERAL INFORMATION
SECTION 2 ................................... GROUND HANDLING, SERVICING
SECTION 2A .................................. INSPECTIONS
SECTION 3 ................. ................ AIRFRAME
SECTION 4 ................................. LANDING GEAR AND BRAKE
SYSTEM
SECTION 5 ................................. CONTROL COLUMN, AILERON,
AND TRIM CONTROL SYSTEMS
SECTION 6 ................................... ELEVATOR AND TRIM CONTROL
SYSTEMS
SECTION 7 ................................... RUDDER AND TRIM CONTROL
SYSTEMS
SECTION 8 ................................... FLAP CONTROL SYSTEM
SECTION 9 ................................... ENGINE
SECTION 10 .................................. PROPELLER SYSTEM
SECTION 11 ................................ FUEL SYSTEM
SECTION 12 .................................. INSTRUMENT AND RELATED
SYSTEMS
SECTION 13 ................................ UTILITY AND OPTIONAL
SYSTEMS
SECTION 14 ................................ ELECTRICAL SYSTEMS
SECTION 15 .................................. AVIONICS SYSTEMS
SECTION 16 .................................. STRUCTURAL REPAIR
Change 29
© Cessna Aircraft Company Apr 1/2006
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
1. Forward
WARNING: All inspection intervals, replacement time limits, overhaul time limits, the method of inspection,
life limits, cycle limits, etc., recommended by Cessna are solely based on the use of new,
remanufactured, or overhauled Cessna-approved parts. If parts are designed, manufactured,
remanufactured, overhauled, and/or approved by entities other than Cessna, then the data in
Cessna's Maintenance/Service Manuals and Parts Catalogs are no longer applicable and the
purchaser is warned not to rely on such data for non-Cessna parts. All inspection intervals,
replacement time limits, overhaul time limits; the method of inspection, life limits, cycle limits,
etc., for such non-Cessna parts must be obtained from the manufacturer and/or seller of such
non-Cessna parts.
A. This Service Manual contains factory recommended procedures for ground handling, servicing and maintaining
the Cessna 340 Series Airplanes. Where there are specific differences, reference will be made to the
individual airplane. besides serving as a reference for the experienced mechanic, this Service Manual also
covers step-by-step procedures for the less experienced mechanic. Read the procedures in the manual
completely prior to attempting the job, then read it again as you accomplish the job. This Service Manual
should be kept in a handy place for ready reference. If properly used, it will better enable the mechanic to
maintain the Cessna 340 Series Airplanes and thereby, establish a reputation for reliable service.
B. The information in this manual is based on data available at the time for publication and is updated,
supplemented, and automatically amended by all information issued in Service News Letters, Service Bulletins,
Supplier Service Notices, Publication Changes, Revisions, Reissues and Temporary Revisions. All such
amendments become part of and are specifically incorporated within this publication. Users are urged to keep
abreast of the latest amendments to this publication through the Cessna Product Support subscription services.
Cessna Service Stations have also been supplied with a group of supplier publications which provide
disassembly, overhaul, and parts breakdowns for some of the various supplier equipment items. Suppliers
publications are updated, supplemented, and specifically amended by supplier issued revisions and service
information which may be reissued by Cessna; thereby automatically amending this publication and is
communicated to the field through Cessna's Authorized Service Stations and/or through Cessna's subscription
services.
C. Inspection, maintenance and parts requirements for STC installations are not included in this manual. When an
STC installation is incorporated on the airplane, those portions of the airplane affected by the installation must
be inspected in accordance with the inspection program published by the owner of the STC. Since STC
installations may change systems interface, operating characteristics and component loads or stresses on
adjacent structures. Cessna provided inspection criteria may not be valid for airplanes with STC installations.
Further, this publication is also kept current In the following two ways:
1. REVISIONS/CHANGES. These are issued for this publication as required, and include only pages that
require updating.
2. REISSUE. Manual is reissued to dealers as required, and is a complete manual incorporating all the
latest information and outstanding revisions/changes. It supersedes and replaces previous issue(s).
REVISIONS/CHANGES, REISSUES, and TEMPORARY REVISIONS can be purchased from your Cessna Service
Station or directly from Cessna Propeller Aircraft Product Support, Department 751, Cessna Aircraft Company,
P.O. Box 7706, Wichita, Kansas 67277-7706.
CUSTOMER CARE SUPPLIES AND PUBLICATIONS CATALOG
A Cessna Propeller Aircraft Customer Care Supplies and Publications Catalog is available from a Cessna service
Station or directly from Cessna Propeller Aircraft Product Support Dept. 751 Cessna Aircraft Company, P.O. Box 7706,
Wichita, Kansas 67277-7706. The catalog lists all publications and Customer Care Supplies available from Cessna for
prior year models as well as new products. To maintain this catalog in a current status, it is revised yearly and issued in
paper and Aerofiche form.
Page 1
Apr 1/2006
© Cessna Aircraft Company
CESSNA AIRCRAFT COMPANY
MODEL 340
SERVICE MANUAL
CUSTOMER COMMENTS ON MANUAL
Cessna Airplane Company has endeavored to furnish you with an accurate, useful, up-to-date manual.
This manual can be improved with your help. Please use the return card, provided with your manual,
to report any errors, discrepancies, and omissions in this manual as well as any general comments you
wish to make.
2. List of Effective Pages
A. A list of effective pages is provided in the front of the manual. All pages in the manual are
listed in sequence on the effectivity pages with the most recent revision date for each page. A
revised list of effectivity pages is provided for each regular service manual revision.
3. Aerofiche (Microfiche)
A. The Service Manual is designed for aerofiche presentation. To facilitate the use of the
aerofiche index, aerofiche fiche/frame numbers have been added to the Table of Contents.
Refer to the header of the applicable fiche/frame for location of location of various indexing
information.
4. Change Symbols
A. Additions, or revisions to text in an existing section will be identified by a revision bar in the
outer margin of the page adjacent to the change.
b. When extensive technical changes are made to text in an existing section that requires
complete retype of copy, revision bars will appear full length of the page.
C. When art in an illustration is revised, a pointing hand will appear in the illustration, and will
point to the area of the art revision.
D. New art added to an existing section will be identified by a single pointing hand adjacent to the
figure title and figure number.
E. Revision bars are not shown for.
(1) Introductory material, indexes and tabular data.
(2) Blank spaces which are the result of text, illustration or table deletion.
(3) Correction of minor inaccuracies, such as punctuation, etc., unless such a correction
changes the meaning of instructive information and procedures.
SERVICE LETTERS AND SERVICE KITS
Service Bulletins, Service Letters and Service Kits (SK's) provide instructions for making modification
changes to the airplane in service.
When a Service Bulletin, Service Letters or Service Kit is incorporated into this Service Manual,
information applicable to the change is referenced in the text or illustrations. and the Service Bulletins,
Service Letters and/ or Service Kit is listed below.
REFERENCE ISSUE INCORPORATION
DATE DATE TITLE DATE
Cessna Service Kit 4-2-73 Copilot Foul Weather Window Jan. 1977
SK340-78 Unimproved Ventilation Air
Supply Installation kit
Cessna Service Kit 5-15-75 Strobe Light - Wing Modification Nov. 1977
SK402-30
Cessna Service Kit 1-3-78 Synchrophaser Modification Mar. 1978
SK414-10
Cessna Service Letter 10-23-78 Instrument Panel Cooling Fan Oct. 1978
ME78-40
Cessna Service Letter 4-3-78 Induction Elbow Inspection Nov. 1978
ME78-10
Cessna Service Letter 12-18-78 Landing Gear Wiring Improvement Dec. 1978
ME78-49
Page 2
Apr 1/2006 © Cessna Aircraft CompanY
SERVICE MANUAL
340
INTRODUCTION
REFERENCE
DATE
Cessna Service Kit
SK310-32
Cessna Service Kit
SK340-19
Cessna Service Letter
ME78-10
Cessna Service Letter
AV78-31
Cessna Service Letter
AV78-32
Cessna Service Kit
SK421-96
Cessna Service Kit
SK340-22
Cessna Service Letter
ME79-42
Cessna Service Letter
ME80-1
Cessna Service Kit
SK340-21
Cessna Service Letter
ME80-45
Cessna Service Kit
SK414-16
Cessna Service Kit
SK340-24
Cessna Service Kit
SK414-15
Cessna Service Letter
ME81-13
Cessna Service Kit
SK421-92
Cessna Service Letter
Cessna Service Kit
SK404-35
Cessna Service Kit
SK421-108
Cessna Service Kit
SK340-27
ISSUE
DATE
9-26-78
11-20-78
11-20-78
11-20-78
11-20-78
6-4-79
1-18-80
12-4-79
1-11-80
1-21-80
9-26-80
1-26-81
3-16-81
3-27-81
6-12-81
7-28-81
12-18-81
6-11-82
11-20-81
11-16-84
TITLE
Oxygen Refill Kit (Less Bottles)
Flux Detector Relocation
Relocation of Flux Detector
Alkaline Battery Powered ELT
Improved Actuator Connector
Upper Cabin Door Extender
Modification
Alternator Fail Sensor
Filter Installation
Oxygen Hose Inspection
Alternator Slip Ring
VHF Communications
Antenna
Improved Routing of Engine Control
Cables
Propeller Deice Cable
Improvements
Horizontal Stabilizer and Elevator
Replacement
Aft Facing Spot Reclining Stop
Mechanism Installation
Heater Hour Meter and Right in
Known Icing Accessory Kits
Alternator Installation (100 Amp
Teledyne Crittenden)
Elevator Balance Weight Inspection
Lower Cabin Door Modification
Pneumatic Extender Installation
Nacelle, Nose Baggage Door and
Avionics Bay Door
Oil Heated Manifold
Valve Installation
INCORPORATION
DATE
Jan 1979
Jan 1979
Jan 1979
Jan 1979
Jan 1979
Nov 1979
Jan 1980
Nov 1980
Nov 1980
Nov 1980
Jan 1981
May 1981
May 1981
Nov 1981
Nov 1981
Nov 1981
Oct 1981
Oct 1982
Oct 1982
Aug 1982
Change 26
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Cessna 340 Service manual 1972 - 1984 D930-29-13
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Description
The Cessna 340 and 340A Service Manual from 1972 to 1984 (part number D930-29-13) is a comprehensive guide for maintaining and repairing Cessna 340 and 340A aircraft models. This manual consists of 1448 pages that are bookmarked and indexed for easy navigation and quick access to specific information.
