Husky Service Bulletins

Bulletin# Subject Model Serial #
37 Garmin Autopilot A-1, A-1A, A-1B, A-1C-180, & A-1C-200 All
36 Fuselage Tube Inspection A-1, A-1A, A-1B, A-1C-180, & A-1C-200 All
35 Engine Exhaust Muffler Inspection A-1, A-1A, A-1B, A-1C-180 All
34 Global Alternate Means of Compliance A-1, A-1A, A-1B, A-1C-180 & A-1C-200 All
34 Stabilizer Support Assembly A-1, A-1A, A-1B, A-1C-180 & A-1C-200 All
33 RAPCO RA1798-00-1 Fuel Vent Check Valve A-1C 180, A-1C 200 3181 – 3282
32 United lnstruments, lnc. 5934 Series Altimeters A-1C 180, A-1C 200 3244, 3245, 3247, 3250-3252, 3255-3257 & 3259-3264
31 Longeron Chafing A-1, A-1A, A-1B, A-1C 180, A-1C 200 All
30 Engine Cowl Hinge Pins A-1, A-1A, A-1B-WF, A-1B-NF, A-1C 1001 & Up, 2000 & Up, WF0001 & Up, NF0001 & Up, 3000 & Up
29 United Instruments, Inc. 5934 Series Altimeters A-1C 180 & 200, A-1B Pup 3173-3177, 3179, 3181-3193; A-1B NF0002
28 Stabilizer Support Tube Inspection and Repair All A-1, A-1A: ≤ 1468, A-1B: ≤ 2397, A-1B-WF: ≤ 0002, A-1B-NF: ≤ 0008, A-1C: ≤ 3198
27 ELT AK-451-( ) Series Remote Battery A-1C 180 & 200 3057-3079
26 Threaded Tie Rod All
25 Mandatory Inspection and Recommended Replacement of Engine Intake Box and Control Cable
Aircraft Excluded From Compliance: All Husky model aircraft with IO-360-A1D6 engines.		 A-1, A-1A, A1B, A-1C-180 All
24 Drain Valve Assembly Installation A-1B, A-1C See PDF Download
23 Husky A-1B’s Equipped with Lycoming O-360A1P Engines A-1B 2383 – 2392, 2394 – 2405, 2408, 2410, 2412 – 2415, 2418, 2419,, 2421, 2422, 2424, 2425, 2427,  2429 – 2432, 2434 – 2436
22 RSA-5 or RSA-10 series Fuel Injection Servos A-1B, A-1C All 200HP
21 Flap Link Cable A-1B 2397 – 2418
20 Wheel Brake Mounting Bracket Weld A-1
A-1A, A-1B		 1001 and Up
2000 – 2378
18 Changing Fuel Valve from Imperial 104 HD to Apollo 76-101 A-1
A-1A
A-1B		 All
All prior to 1467
All prior to 2096
17 Trim Control System Adjustment A-1 1001-1329
16 Aft Stowage Compartment All All
15 Fluidyne C-2200 Retractable Ski
Installation and Operation;
A-1/A-1A Forward CG Expansion		 A-1
A-1A
A-1B		 1001 and Up
All
All
14 Gross Weight Operating Parameters A-1 1186, 1307
13 Stabilizer Strut Retrofit for Husky A-1 A-1 1001-1394
12 Cracks in Conical Engine Mount (old style) 1001-1135, 1137-1243
11 Elevator Horn All
10 Fuel Quantity Sight Tubes (P/N: 35266-002) All
9 Engine Carburetor Air Intake Box (see AD 91-23-02) 1001-1045
8 Engine Carburetor Air Intake Box 1046-1171
7 Ignition/Starter Switch 1001-1158
6 Water in Airspeed System 1001-1169
5 Amber-red Warning Lights 1001-1121, 1123-1125
4 Control Cable Problems 1086-1168
3 Aircraft/Engine Vibration Levels
A. Propeller Indexing
B. New Conical Mounts		 1001-1138, 1140, 1144, 1140-1141, 1146-1165
2 Front Seat Back Reinforcement (see AD 90-20-05) 1001-1125
1 Tail Brace Strut Replacement 1001-1085

Service Letters

Letter# Subject Model Serial #
4 Removal of Flight with Open Doors Prohibited Decal A-1C S/N 3036, 3048, 3050, and up
3 Husky A-1B Increased gross Weight to 2200Lbs. Rev B, dated 6-11-08 A-1B 2285, 2288, and up
2 Husky Horizontal Stabilizer Threaded Terminal Replacement A-1A
A-1B		 1396 and Up
2001 – 2247
1 Husky Flap Hardware Inspection All All

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