SDR YENA20120411476

Service difficulty report · Amplifier · Emb ERJ190100IGW

Difficulty date: April 11, 2012
Submitted: April 23, 2012
Operation: Air carrier
Aircraft: N267JB
Make and model: Emb ERJ190100IGW
Aircraft serial: 19000065
Aircraft time: 14,757 hours, 8,641 cycles
System (JASC): 2310 · HF Communications System
Part: Amplifier
Part number: 064010720101
Part serial: 1556
Condition: Failed
Location: Hf System
Part time: 16,500 hours, 9,864 cycles
Stage of operation: CR
How discovered: O
Nature of condition: O
Precautionary procedure: A

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

What was found

FLT 1731, AIR TURNBACK DUE TO HF TUNING FAILED, UNABLE TO TRANSMIT USING LOW, MED, HIGH TRANSMIT POWER. PERFORMED TROUBLESHOOTING, REMOVED AND REPLACED HF TRANSCEIVER AND HF ANTENNA COUPLER IAW AMM 23-11-03 AND AMM 23-11-01. OPS CHECKED NO HELP. IHF AMPLIFIER WAS REMOVED AND REPLACED IAW AMM 23-11-04-04. OPS CHECK OK.

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