Service difficulty report · Bonding Strap · Boeing 7377K9

Difficulty date
August 30, 2022
Submitted
October 5, 2022
Operation
Air carrier
Aircraft
N7879A
Make and model
Boeing 7377K9
Aircraft serial
34321
Aircraft time
51,347 hours, 25,724 cycles
Part
Bonding Strap
Condition
Corroded
Location
Rt Boost Pump
Stage of operation
IN
How discovered
9
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

RIGHT AFT BOOST PUMP UPPER BONDING STRAP BRACKET CORRODED / [01] REMOVED AND REPLACED RIGHT AFT BOOST PUMP UPPER BONDING STRAP BRACKET AS PER AMM 28-22-41-000-802 STEP 5.G.(6) AMM 28-22-41-400-802 STEP 6.H.(8) SRM STEP 7.D.<BR>BONDMETER BC 168696 DUE 29-APR-23;[02] VERIFIED STEP #1.;[03] ALL STEP COMPLETED.;[04] ADDITIONAL INFORMATION<BR>1. REMOVED RIGHT AFT BOOST PUMP UPPER BONDING STRAP AS PER AMM SUBTASK 28-22-41-020-012 <BR>2. REMOVED AND REPLACED RIGHT AFT BOOST PUMP UPPER BONDING STRAP BRACKET SRM 51-40-02-0G-0 STEP 7.D.<BR>3. INSTALLED NEW RIGHT AFT BOOST PUMP UPPER BONDING STRAP PER AMM SUBTASK 28-22-41-420-024 ACCOMPLISHED RESISTANCE CHECK ON BONDING STRAP ; RESISTANCE CHECK OK.<BR>BONDINGMETER BC 168696 DUE 29-APR-23

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