Main Rotor Retaining Nut Lock
Original Post 8/27/2018 I was contacted by a mechanic who in the process of removing a main rotor hub assembly after removing the main...
Aviation Health and Usage Monitoring Systems (HUMS) for UH-1 Industry
Huntsville, Alabama - We are pleased to introduce RMCI, Inc. and their advanced Health and Usage Monitoring Systems, or HUMS. The...
UH-1 Main Rotor Re-torque
This has been brought up before about a re-torque after main rotor installation. In this case the TM 55-1520-210-23-1 is not a help....
LubriBor- Fuel Lubricity Additive
NOTE FROM UH1OPS While we usually stick to maintenance articles on UH1OPS MAINTENANCE BLOGs, we support this product and after seeing the...
Using the TM 55-1520-210-23P manuals
To assist those who were not military and taught how to read the TM Manuals for UH-1 Maintenance. On the text pages that go with the...
UH-1 Tailboom Motion Detection System
On September 16, 2013, about 1535 Pacific daylight time, a Garlick UH-1B, N204UH, experienced a tailboom separation while logging in...