IX. MAINTENANCE AND SERVICE- cont.
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VALVES
VALVESVALVES
VALVES
May be used to activate the internal solenoid valves independently for calibration and troubleshooting
purposes. The key adjacent to the designated valve indicates its current state. Pressing this key will change
its state from OFF to ON and vice versa.
HOURS
HOURSHOURS
HOURS
Indicates the total accumulated hours the ventilator has been powered on.
FACTORY SERVICED
FACTORY SERVICEDFACTORY SERVICED
FACTORY SERVICED
Indicates when the manufacturer last serviced the unit.
VALVE A - PILOT VALVE (PATIENT GAS)
VALVE B - SIGNAL PRESSURE TO EXHALATION VALVE
VALVE D1* - PNEUMOTACH FLUSH
VALVE D2 - EQUALIZES PRESSURE TRANSDUCER
VALVE D3* - PNEUMOTACH FLUSH
*Valve A must also be on to have flow.
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