Incorporation of Magnetic Chip Detector for Main Sump Plug
17-June-1960
Bulletin No. 528
|
Improve Lubrication of the Tachometer & Vacuum Pump Drive
15-May-1948
Bulletin No. 487, Formerly 02A-10C-500
|
Rework of Exhaust Valve Tappet Guides
7-Mar-1955
Bulletin No. 522
|
Identification of Valve Assemblies Fuel Feed
29-June-1953
Bulletin No. 503
|
Repair of Front Case
10-Sept-1954
Bulletin No. 520
|
Strengthened Reduction Gear Housing for R-1830-92A Engines
6-May-1946
Bulletin No. 458
|
Incorporation of Radius at Outside Edges of Aligning Slots Masterod Bearing
28-June-1956
Bulletin No. 525
|
Information Concerning Replacement of Main Oil Screen Assembly
1-Jan-1957
Bulletin No. 526
|
Chamfer of Masterod Bearings
20-Nov-1953
Bulletin No. 517
|
Bendix Stromberg Carburetor - Model PD-12H4 - Part List 392462 - Conversion to Parts list 391699
2-July-1962
Bulletin No. 531
|
Minimize the Possibility of Galling the Linkpins
15-Dec-1948
Bulletin No. 490, NAVAER 02A-10C-500
|
Oil Venting System for Cold Weather Operation
30-Dec-1944
Bulletin No. 336, Supplement No. 2
|
Rework and Fitting of Clutch Shafts & Cones
28-Oct-1953
Bulletin No. 504
|
Prevent Low Oil Pressure in Rear Section and to Avoid Drilling Through Annulus on the O.D. of the Bushing
15-Sept-1948
Bulletin No. 472, NAVAER 02A-10C-500
|
Conversion of R-1830-90C with Two Speed Blower to R-1830-90D with Single Speed Blower
21-Feb-1946
Bulletin No. 421
|
Propeller Shaft Thrust Bearing Cover Slushing Hole
1-Mar-1947
Bulletin No. 474, Formerly NAVAER 02A-10C-500
|
Improve Engine Starting Characteristics
1-Nov-1949
Bulletin No. 499, 02A-10C-500
|
Rework of Main Oil Pressure By-Pass Valve Assembly
14-June-1955
Bulletin No. 523, Amendment No. 1
|
Rework of Impeller Shaft Thrust Plate Assembly
10-Dec-1951
Bulletin No. 505
|
Replacement of Supercharger Fuel Drain Complete Valve Assembly
18-Mar-1960
Bulletin No. 529
|
Inspection and Maintenance of Cylinder Attachment Security
12-Oct-1955
Bulletin No. 524
|
Oil Pressure - Rear Section
20-June-1946
Bulletin No. 463
|
Oil Venting System for Cold Weather Operation
6-May-1947
Bulletin No. 336, Supplement No. 3
|
R-1830 Tools
10-Aug-1962
Bulletin No. 532
|
Prevent Possibility of Housing Failure and Loss of Oil Pressure Through Tachometer Shaft Journals
15-Jan-1950
Bulletin No. 497
|
Rework of Main Oil Pressure By-Pass Valve Assembly
8-Mar-1955
Bulletin No. 523
|
Oil Venting System for Cold Weather Operation
20-May-1944
Bulletin No. 336, Supplement No. 1
|
Pratt & Whitney R-1830 Bulletin Index and Classification of Compliance
1-Sept-1961
Bulletin No. 0, Revision A
|
Inspection and Maintenance of Cylinder Attachment Security
12-Mar-1956
Bulletin No. 524, Amendment No. 1
|
Reduce the Accumulation of Sludge on R-1830-94, R-2000-9, R-2000-9A, and R-2000-11
1-Nov-1948
Bulletin No. 478, Formerly NAVAER 02A-10C-500
|
Improve Durability and Lubrication of Impeller Shaft Thrust Plate
15-Sept-1949
Bulletin No. 498, 02A-10C-500
|
Installation of Roller Type Center Main Bearing
1-May-1955
Bulletin No. 521
|
Installation of Roller Type Center Main Bearing
1-Jan-1957
Bulletin No. 521, Amendment No. 1
|
Conversion of R-1830-90C with Two Speed Blower to R-1830-90D with Single Speed Blower
27-May-1946
Bulletin No. 421, Supplement No. 1
|
Replacement of Rear Oil Pump
5-Mar-1953
Bulletin No. 513
|
Tachometer and Vacuum Pump Drive Lubrication
29-Jan-1951
Bulletin No. 487, Amendment No 1
|
Incorporation of Crankcase Center Section Mating Face Seals
25-Aug-1959
Bulletin No. 527
|
Oil Venting System for Cold Weather Operation - R-1830
17-Dec-1943
Bulletin No. 336
|
Rework and Fitting of Clutch Shafts and Cones
23-Oct-1953
Bulletin No. 504, Amendment No. 1
|
Design Improvement for Carburetor, Poppet Valve, and Seat Assembly - Model PD-12H4 - Parts List 392462
14-Sept-1961
Bulletin No. 530
|
Fit Linkpin to Masterod and Masterod CAP
16-April-1953
Bulletin No. 512
|
Rework of Push Rod Ball End Puller - PWA-4877
5-Oct-1962
Bulletin No. 532, Part 1
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