7.4. REMOVING & REFITTING THE HOSE FROM THE DEMAND VALVE
BODY
To remove the hose from the Demand Valve proceed as follows:
1.
Disconnect EASE II from its gas supply and de-pressurize the system fully. If in any doubt,
contact Training and Technical Support Services at the address shown above.
2.
Remove the patient port and inhalation disc assemblies. See fi g 3 above.
EN
3.
Lift and remove the U-clip using a small screwdriver. See fi g 2 above.
4.
Pull the hose from the demand valve. Protect the hose connector from dirt and damage.
5.
Reassembly is the reverse of the removal procedure. When refi tting the U-clip ensure it is
fully seated.
6.
Refi t the patient port and inhalation disc assemblies.
7.5. CLEANING THE MASK, MOUTHPIECE, SCAVENGING ADAPTER
1.
Masks for multiply use clean or sterilize according to the manufacturer's instructions attached
to the mask. Masks for single use must be disposed after use.
2.
For the mouthpieces follow the manufacturer's instructions.
3.
For the scavenging adaptor follow the manufacturer's instructions.
7.6. CLEANING HOSE ASSEMBLY
Hose assembly must be cleaned if contaminated or as part of regular cleaning.
It is not necessary to clean it after every use.
1.
De-pressurize hose assembly and disconnect from the gas supply.
2.
The external surfaces should be cleaned using a lint-free material moistened with soapy
water. Dry with a lint free material.
3.
To disinfect, thoroughly wipe the outer surfaces with a disinfectant wipe.
4.
Re-assemble the system and test according to the instructions in Chapter 7.7.
Please ensure that no disinfectant enters the hose, as there is risk of respiratory injuries.
7.7. RE-ASSEMBLY OF EASE II AND TESTING AFTER CLEANING
1.
Fit the hose back as described in section 7.3. if removed.
2.
Place the inhalation fl ap back on the inhalation disc. Make sure the rim is placed over the
inhalation disk and letters "THESE WORDS VISIBLE" are up and readable - see Fig. C.
3.
Place the inhalation disc assembly into the demand valve see Fig. B and D.
4.
Place the exhalation fl ap into the patient port, make sure the rim is placed upward - see Fig.
D.
5.
Screw the patient port onto the demand valve - see fi g. A.
6.
Test EASE II according to section 5.4. and use according to section 6.
NOTE: For cylinders with a regulator, it is recommended that the regulator be attached to the
cylinder, but with the cylinder turned OFF.
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