Narrative:

Airplane came in with write-up for pressure fluctuations (outflow value not consistent). Maintenance tried to get us to take airplane as is. I refused. Maintenance replaced outflow valve and pressurization controller. Ground checked ok by maintenance. At lift-off; both pilots felt a 'pop' and the cabin rate of climb shot to 3800 FPM. Both automatic and standby pressurization system failed. We leveled off at 9000 ft; called dispatch and maintenance but not able to recover system. We burned gas to land below maximum landing weight; and returned to the gate.

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Original NASA ASRS Text

Title: A B737-300 LOST ALL PRESSURIZATION ON TKOF AFTER PREVIOUS MAINTENANCE ACTION REPLACED BOTH THE OUTFLOW VALVE AND PRESSURIZATION CONTROLLER.

Narrative: AIRPLANE CAME IN WITH WRITE-UP FOR PRESSURE FLUCTUATIONS (OUTFLOW VALUE NOT CONSISTENT). MAINT TRIED TO GET US TO TAKE AIRPLANE AS IS. I REFUSED. MAINT REPLACED OUTFLOW VALVE AND PRESSURIZATION CTLR. GND CHKED OK BY MAINT. AT LIFT-OFF; BOTH PLTS FELT A 'POP' AND THE CABIN RATE OF CLB SHOT TO 3800 FPM. BOTH AUTO AND STANDBY PRESSURIZATION SYS FAILED. WE LEVELED OFF AT 9000 FT; CALLED DISPATCH AND MAINT BUT NOT ABLE TO RECOVER SYS. WE BURNED GAS TO LAND BELOW MAX LNDG WT; AND RETURNED TO THE GATE.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.