Care And Storage Of The Water Bottle Set - Pentax EPK-i Owner's Manual

Care and Storage of the Water Bottle Set

After each use, follow the procedure below to wash and sterilize the water bottle set. To
ensure it is sterilized properly, be sure to wash it thoroughly prior to the sterilization
process.
1
Wash the water bottle, cap, and tube.
•• Use cleaning fluid and a gauze or brush to wash the water bottle set while rinsing it under running tap water.
•• Use an enzyme detergent to clean off dirt that is difficult to remove.
NOTE
To ensure parts that cannot be reached by hand are thoroughly cleaned, ultrasonic cleaning of the whole water bottle
set is recommended after Step 1. When conducting ultrasonic cleaning, use the following settings for cleaning.
Frequency: At least 44 kHz ±6%
Time: 5 minutes
2
Further rinse the water bottle set thoroughly under tap water after cleaning is finished.
3
Use, for example, a gauze to wipe off water and then dry the water bottle set.
•• The water bottle set can be easily dried using alcohol for disinfection and compressed air.
4
Use one of the following methods for the sterilization process.
WARNING
Thoroughly clean and dry the water bottle set prior to sterilization. Failure to thoroughly dry all surface areas could result
in incomplete or ineffective sterilization. Moisture could prevent contact of the ETO gas with the actual contaminated
5
surfaces.
Option A: Steam Sterilization (Autoclaving)
PENTAX water bottle assemblies, Model OS-H4 have been designed to withstand high-pressure steam sterilization
procedures providing the following parameters are adhered to:
Sterilizer Type :
Temperature :
Time :
During steam sterilization, ensure that the cap and tubing section have been removed from the water bottle container. Make
sure that the drain lever on the water bottle cap has been set on the A/W position (upright).
Option B: Ethylene-Oxide Gas Sterilization
1 Ethylene Oxide (ETO) gas sterilization can be performed on PENTAX water bottles, provided they have first been
properly cleaned and thoroughly dried.
2 The parameters below are proposed for ETO sterilization.
Temperature :
Relative Humidity :
EO Concentration :
Gas Exposure Time : 5 Hours
Aeration :
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Maintenance and Storage
Prevacuum
132 ~ 135°C (270 ~ 275°F)
5 minutes
55°C (131°F)
50%RH
600-650mg/L
12 Hours at 55°C (131°F)