SDR DHL2001804017

Service difficulty report · Switch · Doug DC873F

Difficulty date: September 21, 2001
Submitted: September 24, 2001
Operation: Air carrier
Aircraft: N804DH
Make and model: Doug DC873F
Aircraft serial: 46124
System (JASC): 2210 · Autopilot System
Part: Switch
Condition: Out Of Rig
Location: Torque Limiting
Stage of operation: CR
How discovered: O
Nature of condition: J
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

1) IN ALTITUDE HOLD, AUTO PILOT WILL DECEND AND CLIMB AIRCRAFT UNCOMMANDED. RII AND AIRWORTHINESS REQUIRED. 2) FOUND SERVO TORQUE LIMITING SWITCH OUT OF RIG. ADJUSTED PER DC-8 MM, CHAPTER 27-50-0 ITEM (17A). R&R AIR DATA COMPUTER, PREFORMED PITOT/ STATIC TEST, AND PREFORMED FUNCTIONAL TEST OF AUTOPILOT. OPS CHECK. STATUS: CLOSED

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