PPRuNe Forums - Search Results

Search: Posts Made By: Dave Ed

Showing results 1 to 5 of 5
Search took 0.00 seconds.

Forum: Rotorheads

14th May 2020, 19:04

Replies: 390

Bell 412

Views: 218,348

Posted By Dave Ed

My terms and conditions would not allow me to...

My terms and conditions would not allow me to specify location.
Worked on Tarsyn equippped 212 / 412s on and off since 1979 with SCAS / SFENA / Sperry Helipilot with no memorable issues that weren't...

Forum: Rotorheads

14th May 2020, 15:31

Replies: 390

Bell 412

Views: 218,348

Posted By Dave Ed

Thanks all.....keep them coming...………...with so...

Thanks all.....keep them coming...………...with so many variables it's no wonder the DAFCS struggles to keep things under control!
If you could specify whether your machines are AHRS or Tarsyn equipped...

Forum: Rotorheads

14th May 2020, 08:51

Replies: 390

Bell 412

Views: 218,348

Posted By Dave Ed

We have done endless test flights over the years...

We have done endless test flights over the years with all combinations of SAS ATT FD, on various aircraft at various airspeeds and flight regimes. This exact problem has shown itself on all four of...

Forum: Rotorheads

14th May 2020, 08:35

Replies: 390

Bell 412

Views: 218,348

Posted By Dave Ed

Our 412s in Cyprus normally only need an...

Our 412s in Cyprus normally only need an adjustment to torque matching as we transition from Summer to Winter and back.
When we do get a set of engines / governors / AFCUs / control frictions /...

Forum: Rotorheads

14th May 2020, 06:23

Replies: 390

Bell 412

Views: 218,348

Posted By Dave Ed

Bell 412 with AHRS Mast Torque fluctuations

Good morning all,

I'm a B2 (avionic engineer) working on four Bell 412EPs, for the past seventeen years, fitted with AHRS gyros and 4 axis SPZ7600 DAFCS.
The aircraft have always had an...

Showing results 1 to 5 of 5