HAM-STD Service Bulletins

Number of pages: 2Part Number: No. 182Revision Date: 15-Dec-1949Description: Ref 767 - Re-Use of Tru-Arc Snap Rings, Ref 768 - Cold Weather Reversing Test, Ref 769 - New Generator Drive Shaft, Ref 770 - Differential Motor Wiring

Number of pages: 2Part Number: No. 176Revision Date: 11-July-1949Description: Ref 747 - Double-Acting Governor Body Rework, Ref 748 - Rework of Piston Sleeves, Ref 749 - Bending of De-Icing Brush Holder, Ref 750 - New Propeller Control Brush and Spring

Number of pages: 4Part Number: No. 194Revision Date: 24-July-1950Description: Ref 807 - Aluminum Blade Repair, Ref 808 - Barrel Sharp Edge Removal, Ref 809 - Relocation of Blade Brush

Number of pages: 2Part Number: No. 188Revision Date: 20-Mar-1950Description: Ref 793 - De-Icing Timer Cam Shaft, Ref 794 - Propeller Cone Installation, Ref 795 - Steel Blade Balancing Plugs, Ref 796 - Correction of Service Bulletin 187 Ref 790

Number of pages: 14Part Number: No. 177Revision Date: 11-Aug-1949

Number of pages: 2Part Number: No. 179Revision Date: 1-Sept-1949Description: Ref 758 - Push-Button Switch Winterization, Ref 759 - New Shim for Synchronizers, Ref 760 - Blade Segmental Gear Rework, Ref 761 - Repair of 6851 Blade, Ref 762 - Relocating...

Number of pages: 2Part Number: No. 185Revision Date: 27-Dec-1949Description: Ref 778 - New Stepmotor Leads, Ref 779 - Latch Assembly Design Change, Ref 780 - Overheating of Steel Blades

Number of pages: 2Part Number: No. 187Revision Date: 31-Jan-1950Description: Ref 788 - Steel Blade Torque, Ref 789 - Rosan Studs, Ref 790 - Service Manual Supplements, Ref 791 - 4B2-P8 Control Information

Number of pages: 4Part Number: No. 190Revision Date: 10-April-1950

Number of pages: 2Part Number: No. 184Revision Date: 27-Dec-1949Description: Ref 776 - De-Icing Bracket Interference

Number of pages: 2Part Number: No. 175Revision Date: 20-May-1949Description: Ref 744 - Double-Acting Hydromatic Governor Test Revision, Ref 745 - Propeller Control Brush Pad Assembly Modification

Number of pages: 2Part Number: No. 180Revision Date: 22-Nov-1949Description: Ref 764 - Manuals and Parts Catalogs