What was found
(CAN) DURING RUN-UP, OIL TEMP INDICATOR DROPPED OFF SCALE. THEN WENT BACK TO NORMAL INDICATION. THE ERATIC OPERATION COULD BE INDUCED BY ENERGIZING DIFFERENT ELECTRICAL EQUIPMENT. HOURS IN USE, NONE AT THIS TIME.
- Difficulty date
- October 25, 2007
- Submitted
- January 21, 2008
- Operation
- General aviation
- Make and model
- Piper PA31
- Aircraft time
- 8,958 hours
- Engine
- Lyc TIO540A2C
- Propeller
- Hartzl HCE3YR2A
- System (JASC)
- 7720 · Engine Temperature Indicating System
- Part
- Indicator
- Part number
- 41506
- Condition
- Erratic
- Location
- Oil Temp
- Stage of operation
- TX
- How discovered
- O
- Nature of condition
- H
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.