Service difficulty report · Pressure Switch · Boeing 737890

Difficulty date
July 11, 2019
Submitted
July 23, 2019
Operation
Air carrier
Aircraft
N579AS
Make and model
Boeing 737890
Aircraft serial
35187
Aircraft time
47,012 hours, 13,942 cycles
Part
Pressure Switch
Part number
21C1322
Condition
Failed
Location
Fuel System
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

RIGHT CENTER LOW PRESSURE LIGHT ILLUMINATED IN FLT AFTER TAKE OFF AT 2,000 FT. FUEL IN CENTER TANK AT THE TIME 4,300 LBS. GROUNDED - YES. ACCOMPLISHED FUEL BOOST PUMP PRIMING REF AMM 28-22-41, NO HELP. REMOVED AND REPLACED RIGHT CENTER FUEL BOOST PUMP PRESSURE SWITCH REF AMM 28-42-11. ACCMPLISHED FUEL BOOST PUMP OPERATIONAL TEST REF AMM 28-22-41-710-801, OPS CHECK AND LEAK CHECK GOOD.