WACO YMF D-Model Information

Attention WACO Owners and pilots

Please be sure that your current contact information, including email address, in on file with WACO Classic Aircraft, to stay up-to-date on any new services letters, bulletins, or safety notices. Please either sign up for the newsletter here, or contact the factory at (269) 565-1000. You may also email your information to us at flywaco@wacoclassic.com.

Service Letters, Bulletins and Information

SB10-01 Elevator Cable Service Bulletin Landing Gear Piston Upgrade Kit
Constant Speed Prop Retrofit Fuel Injection Retrofit
Exhaust Service Letter Inspection Checklist
GI02271992 CORROSION OF FLYING WIRES GI04171996 PROP BOLT TORQUE
GI05171996 HEAT EXCHANGERS GI05211991 COWL PADS
GI06031996 STREAMLINE WIRE GI09251989 COCKPIT VENTILATION, S/N 1-22
GI11051990 CORRSOION OF FLYING WIRES GI12051995 ENGINE INSPECTION
SA12191991 STAB SPAR CRACK INSPECTION, S/N 1-43 SL02-1 SUPERCEDED BY SB10-01
SL87-1, S/N 1-8 SL88-1, S/N 1-9
SL88-2, S/N 1-13 SL88-3, S/N 1-15
SL89-1, S/N 1-23 SL91-1 ALTERNATE BRAKE MASTER CYLINDER, S/N 1-42
SL92-1STAB SPAR CRACK INSPECTION AND REINFORCEMENT, S/N 1-43 SL92-2 CABIN HEAT AIRBOX INSPECTION, S/N 1-44

Safety Notices

SN-001 Excessive Use of Brakes SN-019 Do Not Attach Items To Airframe
SN-002 Passengers Activating Flight Controls SN-020 Mixture Control
SN-003 Passenger Heads Block Visibility SN-021 Fuel Exhaustion Can Be Fatal
SN-004 Crosswinds Hazards SN-022 PowerLines
SN-005 Low Altitude Operations SN-023 Never Exit with Motor Running
SN-006 Baggage Door SN-024 Flying Low Over Water
SN-007 Smoke System Operations SN-025 Demo Or Training Flights
SN-008 Hot Weather Operations SN-026 Walking Into Prop Can Be Fatal
SN-009 Cold Weather Operations SN-027 Carburetor Ice
SN-010 Post Crash Fires SN-028 Dangerous Aerobatics
SN-011 Poor Maintenance SN-029 Hydraulic Lock
SN-012 Night Flight In Bad Weather SN-030 Inadvertent Loss of Items
SN-013 Flight Currency in Tailwheel SN-031 Parking Brake
SN-014 Loose Objects SN-032 Tire Pressure
SN-015 High Winds and Turbulence SN-033 Proper Attachment of Cowling
SN-016 Flying Near Broadcast Towers SN-034 Proper Use of Nyloc Nuts
SN-017 Aerial Survey Photo Flights SN-035 Exercising Your Airplane
SN-018 Unusual Vibration

Great Lakes Notices

Horizontal Stabilizer Spar Inspection

International Data