Penlon AV-S, Service Manual, Page: 69 / 94

SERVICE SCHEDULE
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Check that the 'AC Power Fail' alarm is displayed.
Reconnect Mains lead to ventilator.
15.7 Remove drive gas line from gas supply pressure.
Check 'Low Supply Pressure' alarm activates.
15.8 Re-connect drive gas line and ensure alarm clears.
16 Pressure Ventilation (every 6 months)
16.1 Switch Ventilator to 'Pressure'
16.2 Vent will automatically Set 'Airway Pressure Limit' to 10 cm H2O.
Verify pressure is held at this setting.
16.3 Carry out leak test.
Set 'Rate' to 5 BPM, I:E 1:1, and 'Pressure Target' to 50 cm H2O.
Ensure flowmeter on anaesthesia machine is set to minimum.
Fill bellows using O2 flush.
Allow bellows to cycle and verify bellows remain full.
If necessary adjust flow from anaesthesia machine to maintain full bellows.
Max permissible flow (leak) 200ml.
16.4 Check waveform holds the airway pressure values. (Level display)
A falling display indicates a leak either in the driving circuit, the patient circuit or the
absorber system.
17 Electrical Safety Checks (i.a.w. MDA DB 9801 supp. 1) (every 6 months)
17.1 Earth Continuity (Max 0.2 ohms) at 1 Amp or less
17.2 Insulation Resistance (not less than 20 Meg Ohms) at 340-500Vdc
17.3 Earth Leakage (Max 500 micro amps)
17.4 Enclosure Leakage (Max 100 micro amps)
18 Paperwork (every 6 months)
18.1 Fill out appropriate service report.