Service difficulty report · Pressure Switch · Boeing 7673JHF
FAA SDR system
- Difficulty date
- September 6, 2013
- Submitted
- September 9, 2013
- Operation
- Air carrier
- Aircraft
- N644GT
- Make and model
- Boeing 7673JHF
- Aircraft serial
- 37810
- Aircraft time
- 1,511 hours, 434 cycles
- Part
- Pressure Switch
- Part number
- 21C1321
- Part serial
- 244424
- Condition
- Malfunctioned
- Location
- Boost Pump
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
C PUMP RT LOW PRESSURE LIGHT ILLUMINATES; EICAS "CENTER RT FUEL PUMP" MESSAGE OCCURS 10 TO 45 MINUTES PRIOR TO LT CENTER PUMP LIGHT; MESSAGE, SUGGESTING RT OVRD PUMP SWITCH IS FAULTY. R & R CTR RT OVRD PUMP PRESSURE SWITCH IAW AMM 28-42-01 AND OPS TEST IAW AMM 28-22-00-715-001. LEAK CHECK OK. NO MESSAGE APPEAR.