Details
- Number of pages: 6
- Part Number: No. 148
- Revision Date: 20-April-1948
- Description: Ref 637 - Repair of Electric Blade Heaters, Ref 638 - Redesigned Head Clamp for Double Acting Governors, Ref 639 - Installation of Electric Blade Heaters, Ref 640 - Rework of Blade Seal Retaining Ring