What was found
CAPTAIN'S EHSI WENT INOP, FLIGHT DIVERTED. CREW REPORTS CAPT EHSI IS BLANK, SWITCHING INST SOURCE SELECT SW TO ALT HAS NO EFFECT. REPLACED EHSI, ALL OPS CHECKS SATISFACTORY.
- Difficulty date
- February 27, 2012
- Submitted
- March 29, 2012
- Operation
- Air carrier
- Aircraft
- N654UA
- Make and model
- Boeing 767322
- Aircraft serial
- 25392
- Aircraft time
- 83,124 hours, 13,453 cycles
- Engine
- Pwa PW4060
- System (JASC)
- 3425 · Integrated Flight System
- Part
- Hsi
- Part number
- 6227999003
- Part serial
- 559
- Condition
- Malfunctioned
- Location
- Cockpit
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.