Penlon AV-S, Service Manual, Page: 60 / 94

6. SERVICE PROCEDURES
6.1 Service Intervals
At 6 months, 12 months, 2 years and 4
years, the ventilator must be serviced by a
Penlon-trained engineer, following the
schedule given below, and the procedures
given in section 7 in this Service Manual.
Every day:
Pre-use function check
Every week:
Check the condition of the diaphragm valve,
and clean as required.
Test the Mains Failure Alarm and the Low
Supply Pressure Alarm
Every 6 months:
Inspection and Function Check.
Remove patient block assembly and clean.
Check condition of bellows.
Every 12 months:
Repeat six month procedure, plus:
Replace components, including O-seals,
drive gas inlet filter, exhaust diaphragm,
one way valve.
Preventive maintenance kit available.
Every 2 years:
Repeat 12 month service, plus:
Replace battery.
Every 2 years:
Repeat 12 month service, plus:
Replace PCB battery and bellows
diaphragm valve.
Details of these service operations are given
in this manual.
Always ensure that a record is kept of any
service or repair work.
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