SDR 20010206CW003

Service difficulty report · Indicator · Cessna 182R

Difficulty date: January 8, 2001
Submitted: February 6, 2001
Operation: General aviation
Aircraft: N4776T
Make and model: Cessna 182R
Aircraft serial: R18201762
System (JASC): 3720 · Vacuum Indicating System
Part: Indicator
Part number: C6685090101
Condition: Reads Low
Location: Instrument Panel
Part time: 4,169 hours
Stage of operation: IN
How discovered: C
Nature of condition: O
Precautionary procedure: K

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

What was found

WHILE COMPLYING WITH AD, 3.5 MINIMUM VACUUM COULD NOT BE OBTAINED, EVEN AT SEA LEVEL. TROUBLESHOOTING REVEALED VACUUM INDICATOR WAS 2-2 1/2 IN HG LOW AND REGULATOR HAD BEEN MIS-ADJUSTED. INSTALLED NEW GAGE, WHICH WAS CALIBRATED, AND RESET REGULATOR DOWN. STANDBY SYSTEM RETESTED, OK.

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