Section 6
Routine Maintenance and Cleaning
Part A B C D E F
Exterior Painted, Plated, and Plastic
Surfaces
x x
Corrugated Breathing Hoses,
Mask Elbow, and Breathing Bag
x x x x
Y-Piece and Mask x x x
Ventilator Bellows x x x
Ventilator Bellows Bottom Assembly x
Oxygen Sensor Capsule x
Oxygen Sensor Housing x x
Oxygen Sensor Housing Cover x x x
Inspiratory/Expiratory Valves x x x x
Respiratory Volume Sensor x
Breathing Pressure Pilot Line x
Breathing System Pressure Gauge x
Absorber Canisters, Gaskets, and Dust
Cup
x x x x
Vaporizer Exterior x x
Corrugated Scavenger Hoses (do not
normally need disinfection)
x x x x
Open Reservoir Scavenger (does not
normally need disinfection)
x x x
Passive Scavenger Interface (does not
normally need disinfection)
x x x
A Heat sterilization (autoclaving), including steam or hot air (use manufacturer’s
recommendations)
B Ethylene oxide gas (use manufacturer’s recommendations)
C Glutaraldehyde-based formulations (2%)
D Wet pasteurization at 70° C for 30 minutes after detergent cleaning
E Sodium hypochlorite (5.2% household bleach) 1:500 dilution (100 ppm free chlorine)
F Ethyl or isopropyl alcohol (70% to 90%)
6-13
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