Precision Medical PM5400 Series - Manual (Page 12)

11
H
ELI
O
2
BLENDEr
HELIUM-OxygEn
7. Confirm the concentration of heliox with an Oxygen Monitor /
Analyzer. If necessary activate the bleed flow valve to maintain
F
I O
2
accuracy.
8. To activate the bleed, turn and rotate the knurled collar back until it
contacts the cover.
9. To deactivate the bleed, pull and rotate the collar away from the
cover until bleed flow valve is closed.
10. Turn “OFF” the heliox and oxygen supply or disconnect when the
H
ELI
O
2
Blender is not in use.
CLEANING
CAUTION
• dO NOT steam autoclave.
• dO NOT immerse the H
ELI
O
2
Blender into any liquid.
• dO NOT use any strong solvent or abrasive cleaners.
• dO NOT gas sterilize with (EtO) Ethylene Oxide.
• dO NOT clean with aromatic hydrocarbons.
1. Disconnect all gas connections and equipment before cleaning.
2. Clean exterior surfaces with a cloth dampened with mild detergent
and water.
3. Wipe dry with a clean cloth.
MAINTENANCE
The following maintenance on the H
ELI
O
2
Blender must be performed
by a trained service technician:
• The alarm should be tested prior to being placed into clinical
service and periodically there after.
• Every year conduct the Operational Verification Procedure (OVP).
* A detailed description of the OVP tests can be found in the
Blender Service Manual (P/N 506124), and available on the
Internet; www.precisionmedical.com
• Every 2 years the H
ELI
O
2
Blender should be serviced.
PM5400 (P/N 506125) PM5500 (P/N 506212)
• Refer to the H
ELI
O
2
Blender Service Manual (P/N 506124) for
complete details regarding further maintenance and testing.