SDR HEEA072717

Service difficulty report · Interphone · Bell 212

Difficulty date: April 19, 2001
Submitted: May 7, 2001
Operation: General aviation
Aircraft: N1074C
Make and model: Bell 212
Aircraft serial: 30989
Aircraft time: 13,413 hours
System (JASC): 2340 · Interphone/Passenger Announcement (PA) System
Part: Interphone
Part number: A3016W
Part serial: 8107079
Condition: Malfunctioned
Location: Cabin
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

NO AUDIO OUT AT ANY POSITION ON ROTARY SELECTOR. FOUND R36-R41 TRANSMIT LEVELS ADJUSTED ALL THE WAY DOWN. ALSO FOUND SWITCHES S1, S2, S3, S11, LIGHT PANEL, TRANSMIT AND VOLUME KNOBS ALL BAD. ADJUSTED TRANSMIT LEVELS ON R36-R41 AND REPLACED ALL BAD PARTS. REPAIRED. BENCH CHECK GOOD.

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