| 63-23-2 |
Lyc Eng |
Inspect or replace exhaust valves & camshaft | O-320 |
| 63-22-3 |
Marvel |
Rework carburetor | all models thru 1963 |
| 63-22-2 |
Schweizer |
Rework throttle control | SN 1 thru 229 with Cont W-670 engines |
| 63-22-1 |
Schweizer |
Rework spray pump blades | SN 1 thru 220 |
| 63-21-5 |
Navion |
Replace main nose gear links | all models | SN NAV 4-2 and up |
| 63-20-2 |
Cessna |
X-ray wing spar periodically | all 190 and 195 series |
| 63-20-1 |
Bellanca |
Dye check brake master cylinder brackets | 14-13 series |
| 63-19-4 |
Sensenich |
Magnetic check metal & inspect wood | controllable & c/s props |
| 63-17-5 |
Piper |
Replace gear shock struts | PA23 235 HP | SN 25-2000 thru 25-2519 |
| 63-17-4 |
Lockheed |
Install airspeed placard | 1329 series |
| 63-17-1 |
Bellanca |
Dye check rear spar of landing gear | 14-13 series |
| 63-15-1 |
Cont Eng |
Revised 12/69 | replace exhaust valves | E165,E185,E225, O-470 series |
| 63-14-3 |
Lyc Eng |
Install oil pump drive shaft | O-540,IO-540 series mfgd before 4-1-63 |
| 63-13-3 |
Hartzell |
Dye check blades; magnetic inspect hubs | R985 w/HC93Z & HCB3Z prop |
| 63-12-2 |
Piper |
Replace elevator butt plate | SN 23-1 thru 23-1286 |
| 63-10-5 |
Mooney |
Replace empennage brackets | SN 1002 thru 1540 |
| 63-10-4 |
McCauley |
Replace blades | model 2AF36C39 props w/78BF blades on Beech 55,A55 |
| 63-1-1 |
Schweizer |
Replace engine mount washers | SN 101 thru 150 |
| 62-8-7 |
Schweizer |
Replace aileron control cable brackets | SN 1 thru 100 on G 164 |
| 62-8-3 |
Beech |
Revised 7/70 | replace or inspect white plastic rams horn control wheel |
