Pitts Service Bulletins

Bulletin# Subject Model Serial # Date
36 Rudder Cable Assemblies S-2, S-2E, S-2A All 7-23-2105
35 Mounting Kit for Composite Spinner S-2C 6074-6088 9-16-2010
34 Fuel Flop Tube Hose Assembly S-1, S-2 All 6-23-2008
33 RSA-5 or RSA-10 series Fuel Injector Servos S-1, S-2 All 3-13-2008
32 Aileron Cove Fabric Retention Strips S-2C All 4-16-2001
31 Propeller Accumulator S-2B, S-2C 6001-6041 12-18-2000
30 Changing fuel valves from Imperial 104HD to Apollo 76-101 S-2C All 8-25-2000
29 Elevator Forward Control Rod S-2C All 2-7-2000
28 LANG D-501A Tailwheel Assembly Usage S-2A, S-2B, S-2C All 11-17-1998
27 Upper Wing Fabric, Pitts S-2B only S-2B 5260-5340 9-18-1998
26 Throttle and Cowl Flap Control Cables S-2B 5286 and up 8-20-1997
25 Rear Lower Fuselage Wing Fittings S-2B All 4-3-1996
24 Fuselage Upper Longerons All All 3-20-1996
23 Control Stick S-2A All 3-29-1996
22 (A) Fuel Flop Tube Hose Assy (B) Fuel Sight Guage Tube All All 2-1994
21 Manifold Absolute Presssure Line Re-route S-2B
S-2S		 5001-5269
3000-3018		 4-1993
20 Ammeter Function S-2B, S-2S All 4-1993
19 Oil Breather Line All All 4-1992
18 Wing Fabric-Cotton Recover to Dacron Rib Stitching All All Prior to 08/1987 1-31-2992
17 Christen Stick Grips on Pitts Aircraft All All Prior to 02/1989 7-8-1986
16 Oil Cooler Installation S-2B 5001-5079 10-1-85
15 Elevator Control Stick S-2S 1000-1014, 3000-3012 8-24-1984
14 Horizontal Stab. Support Tube S-1S 0001-0060 5-15-1980
13 Aileron Stop Bolt S-1S 0001-0054 6-25-1978
12 Gel/Cell Battery Installation S-1S 0001-0054 6-1-1977
11 Fiberglass Battery Box S-1S 0032-0049, 2101-2115 2-10-1977
10 Cracks in Streamline Tubing S-1S 0032-0049 12-31-1975
9 Rudder Cable Plate S-1S All 5-16-1975
8 Upper Wing L.E. Ribs S-1S 0001-0025 5-13-1974
7 Adds Strut to Stab. L.E. S-2A 0001-0025 3-12-1973
6 Horizontal Stab. Support Tube S-2A 2001-2030 8-7-1972
5 Aileron Interconnect Tube S-2A 2001-2025 5-29-1972
4 Upper Aileron Hinge Bracket S-2A 2001-2090 5-1-1972
3 Concerns propeller blade failure S-2A 2001 and UP 4-3-1972
2 Freezing of Engine Breather S-2A 2001-2014 12-27-1971
1 Engine Oil Temperatures S-2A 2001-2005 7-16-1971

Service Letters

Letter# Subject Model Date
15 Kit Available for the S-2B & S-2C Smoke System S-2B S/N 5000 and up
S-2C S/N 6000 and up		 7-11-2008
11 Pitts S-2A & S-2B Shoulder Harness Optional Installation S-2S S/N 1000-1014
S-2A S/N 3000-3023
S-2B w/ shldr hrnss att to seatback		 2-26-2002
10 Brake Line Inspection All Models & S/N
Improper rigging)		 3-1993
9 Elevator trip tab travel S-2A S/N 2001-2114 12-29-1975
8 Elevator horns (cracks) S-2A S/N 2001-2114 12-11-1975
7 Vapor lock IO-360-A1A S-2A All 6-3-1975
6 Brake Hydraulic Line Clearance S-2A All S-1S All 5-1-1975
5 Control Tube Assy (Cracks) S-2A All 5-1-1975
4 Upper Aileron to Hinge Bracket S-2A S/N 2001-2090 6-26-1973
3 Upper Wing Spar to Cabane Fitting S-2A S/N 2001-2070 12-22-1973
2 Upper wing spar to cabane fitting
Alternate air heat box flapper door		 S-1 S/N 1-001-1-0017
S-2A S/N 2001-2059		 12-06-73, 6-26-73
1 Brake Hydraulic Line Leakage S-2A S/N 2001-2024 5-23-1972

You’ll need Adobe Acrobat Reader to view our service bulletins and letters.