NOTE: In "Chart" column, a number appearing after a letter shows exception to the basic model.
ii
PART1 DIRECTDRIVEENGINES
SECTIONI CRANKCASE,CRANKSHAFT,CAMSHAFT
Ref. Ref. Chart New Old
500 501 A B-D-G-J-S-T-Y-BD-BE-AF
B-G-J-S-T-Y-AF
A B-D-G-J-S-T-Y-BD-BE
T1-T3-AF G**-J-S-T-Y
*0-320-A, -E Narrow Deck,
T1-T3-AF
T1-T3-AF
S8-S10
T1-T3-AF
..............
A-B-D-G-J-S-T-Y-BD
SSP1776 500 955 A-B-B1-D-G*-BD-BE
T1-T3-AF
...........
T1-T3-AF
T1-T3-AF
T1-T3-AF S1-T-AF
Nomenclature
All MainBearings and Crankshaft
Main Bearingsand Crankshaft (Thin WallBearing -.09 WallApprox.)
Main Bearingsand Crankshaft (Thick WallBearing -.16 Wall Approx.)
Diameter of Main BearingJournal on Crankshaft
Diameter of MainBearingJournal on Crankshaft (2-3/8 in. Main)
Diameter of MainBearingJournal on Crankshaft (2-5/8 in. Main)
Diameter of Front Main Bearing on Journal on Crank-shaft (2-3/8 in. Main)
Diameter of Front Main BearingJournal on Crank-shaft (2-5/8 in. Main)
Crankcase Bearing Bore Dia-meter (All) (Thin WallBear-ing) (2-3/8 in. Main)
Crankcase Bearing Bore Dia-meter (All Except Front) (ThickWallBearing)(2-3/8 in. Main)
Crankcase BearingBore Dia-meter (Front Only) (Thin Wall Bearing)(2-5/8 in. Main)
Crankcase Bearing Bore Dia-meters (AllExcept Front)(Thick WallBearing)(2-5/8 in. Main)
Crankcase BearingBore Dia-meter (All) (Thin WallBear-ing) (2-5/8 in. Main)
Crankcase Bearing Bore Dia-meter (Front Only) (Thin Wall Bearing)(2-3/8 in. Main)
Connecting Rod Bearingand Crankshaft
Diameter of Connecting Rod Journal on Crankshaft (2-1/8 in.)
1-1
Dimensions Mfr. Min.
& Max.
2.3735
2.3745
2.6245
2.3750 2.3760
2.6245 2.6255
2.566
2.567
2.6865 2.6875
2.816
2.817
2.9365 2.9375
2.816
2.817
2.566
2.567
2.1235
2.125
Clearances
Mfr.
Serv. Min. Serv.
Max. & Max.
Max.
.0025L
.055L .0060L
.0015L .0045L .0060L
.0011L .004-1L .0050L
(E) (E) (E) (E) (E) 2.5685 2.6890 2.8185
2.9390 2.8185 2.5685
.0008L .0038L .0050L
(E)
SERVICE TABLE OF LIMITS
PART 1 DIRECT DRIVE ENGINES SECTIONI CRANKCASE,CRANKSHAFT,CAMSHAFT
Ref. Ref. Chart New Old
501 S-T-AF A-B-D-G-J-S-T-Y-BD-BE
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址:莱康明发动机大修手册 OVERHAUL MANUAL LYCOMING 76 SERIES AIRCRAFT ENGINES(52)