Covidien Puritan Bennett 700 Series, Service Manual

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Diagnostic codes
Puritan Bennett™ 700 Series Ventilator System Service Manual 10070389 Rev. A 6-13
7042 POST Exhaled flow too low 1. Make sure room temperature is not too
low. Make sure that ventilator has
warmed up and exhaled flow attained
a steady-state temperature.
2. Replace pressure solenoid PCB.
7043 POST Exhaled flow too high 1. Make sure room temperature is not too
high.
2. Replace pressure solenoid PCB.
7044 POST Current to PEEP pump too low 1. Replace PEEP pump.
2. Replace pressure solenoid PCB.
7045 POST Current to PEEP pump too high 1. Replace PEEP pump.
2. Replace pressure solenoid PCB.
7046 POST Current to safety valve too low Replace pressure solenoid PCB.
7047 POST Current to safety valve too
high Replace pressure solenoid PCB.
7048 POST Exhalation pressure too low Replace pressure solenoid PCB.
7049 POST Exhalation pressure too high Replace pressure solenoid PCB.
7050 POST Absolute inspiration pressure
too low Replace pressure solenoid PCB.
7051 POST Absolute inspiration pressure
too high Replace pressure solenoid PCB.
7052 POST Piston velocity too high 1. Replace motor/encoder.
2. Replace pressure solenoid PCB.
3. Replace controller PCB.
7053 POST Software error See Section 6.2.
7054 POST Software error See Section 6.2.
7055 POST A/D converter error Replace controller PCB.
7056 POST Memory error Replace controller PCB.
7057 POST Memory error Replace controller PCB.
7058 POST Memory error Replace controller PCB.
7059 POST Bus monitor error Replace controller PCB.
7060 POST Bus monitor error Replace controller PCB.
7061 POST Bus monitor error Replace controller PCB.
7062 POST Bus monitor error Replace controller PCB.
7063 POST A VENT INOP condition was
declared. 1. See previous diagnostic codes in log for
corrective actions.
2. Run EST.
3. Replace controller PCB.
7064 POST Safety valve failure 1. Replace safety valve.
2. Replace pressure solenoid PCB.
Table 6-1: Diagnostic codes (continued)
Code Software Possible cause Corrective action