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APPENDIX II

OXYGEN CONCENTRATOR FLOW DIAGRAM

APPENDIX III

ELECTRICAL DIAGRAM

SWITCHING VALVE

ZEOLITE CYLINDER 1

ZEOLITE CYLINDER 2

WATER TRAP

COOLING UNIT

AIR FILTER

COMPRESSOR

MUFFLER

WATER DRAIN

TUBE

NITROGEN

OUTPUT

ONE WAY VALVES

OXYGEN RESERVOIR TANK

FLOWMETER

OXYGEN OUTPUT
(90-95%)

APPENDIX II

OXYGEN CONCENTRATOR FLOW DIAGRAM

Summary of Contents for Universal Anaesthesia Machine

Page 1: ...Universal Anaesthesia Machine Maintenance Manual...

Page 2: ...reen Circuit Board Replacing the Concentrator Loss of Power Alarm Battery Removing the Concentrator Installing the Concentrator Replacing the Analyzer Screen Battery Removing Inspecting and Cleaning t...

Page 3: ...ng passed EU regulatory inspections It is manufactured in an ISO certified factory in England It is used in a wide variety of hospitals from internationally recognized academic centers to resource con...

Page 4: ...ion During spontaneous breathing both non return valves open for inspiration and close during expiration The bellows will not fill with exhaled gas The bellows is used for intermittent positive pressu...

Page 5: ...rials numbers after this are Rev B The order and exact location of select components depends on the design Your institution may or may not have also purchased a UAMV and or a patient vital sign monito...

Page 6: ...other external flow regulated portable oxygen source g Automatic room air intake when patient minute volume exceeds supply gas flow g Accuracy of glass rotameter for O2 2 5 when using 100 O2 g Integr...

Page 7: ...LPM 8LPM 4 5 4 3 5 3 2 5 1 1 5 1 5 0 TYPICAL HALOTHANE VAPORIZER PERFORMANCE WITH FLOW 4 3 2 1 5 1 5 g Performance 150C 220C 250C 300C 350C 6 5 4 3 2 1 0 4 3 2 1 TYPICAL HALOTHANE VAPORIZER PERFORMANC...

Page 8: ...300C 350C 6 5 4 3 2 1 0 4 3 2 1 TYPICAL ISOFLURANE VAPORIZER PERFORMANCE WITH TEMPERATURE 3LPM 4LPM 5LPM 6LPM 7LPM 8LPM 4 5 4 3 5 3 2 5 1 1 5 1 5 0 TYPICAL ISOFLURANE VAPORIZER PERFORMANCE WITH FLOW 4...

Page 9: ...REAR PANEL CONNECTORS g Mains isolator switch 2 UK style power sockets g Oxygen and nitrous pipeline NIST connectors and cylinder yokes g Multi diameter external oxygen hose connector 7...

Page 10: ...screen 14 Integrated oxygen concentrator 15 Castors front lockable 1 Oxygen analyzer and control screen 2 Oxygen and Nitrous Oxide Flowmeter Bank 3 Back bar with air inlet pressure relief valve and 2...

Page 11: ...nside Exterior Block Fenton Balloon Inflating Valve Scavenging 30mm taper connection Y piece connectors One Way Valve inside Exhaust Block Fenton Balloon Inflating Valve Scavenging 30mm taper connecti...

Page 12: ...rs Emergency oxygen inlet Pipeline connections for oxygen and nitrous oxide Mains isolator Power On Off Fuses for oxygen analyzer oxygen concentrator and outlet plugs British style 3 prong electric ou...

Page 13: ...nk Oxygen and Nitrous Oxide Rotameters Percent Oxygen shows the oxygen percentage of the anesthetic gas measured before inspiration Battery charge status Message Area Apnea alarm on off Mains power in...

Page 14: ...12...

Page 15: ...lled by the rotameter bank on the front of the UAM Rather it must be controlled with an external flowmeter attached to the cylinder providing the emergency oxygen The user can confirm that oxygen is b...

Page 16: ...UAM by placing it on top of the connector and firmly pushing down Then tighten knurled nut fully 2 Screw in oxygen sensor and connect telephone style cable Some oxygen sensors come with an extra piec...

Page 17: ...15 4 Attach airway pressure gauge by pushing down collar and inserting gauge into the port Press firmly until collar springs up 5 Attach green reservoir bag to back bar as shown in photo A B...

Page 18: ...ills freely with air from the air inlet and observe the Fenton balloon moves freely in it s housing when the bellows is moved Occlude the Y piece and check airway pressure reaches 45 55 cmH2 O 10 Conn...

Page 19: ...ve cloth when filling the vaporizer on UAMs with this configuration Refer to the fill level window 16 Place all manuals and training materials in drawer and secure a location for extras such as the ad...

Page 20: ...eplace the oxygen sensor NOTE For the most accurate performance over the entire range of possible oxygen concentrations the oxygen sensor must be calibrated with both 100 oxygen and 21 oxygen room air...

Page 21: ...al fully closed Turn the concentrator off and set the oxygen flow to 200 ml min You should observe this level of flow for at least 5 minutes If this test fails this could indicate a leak anywhere betw...

Page 22: ...ng the hex key 2 Disconnect the oxygen sensor cable 3 Turn the existing sensor anticlockwise to disconnect it 4 Remove the new sensor from its container and remove the extension piece covering the bot...

Page 23: ...o prevent thymol build up Excess thymol can damage the selector wheel mechanism over time 1 Unscrew the filler cap on the front of the vaporizer 2 Place a metal bowl or container underneath the vapori...

Page 24: ...ing to make sure that it comes off as one piece Make sure that the O ring above does not fall down 2 With fingers on the neck of the balloon carefully peel off the balloon from its mounting 3 With a s...

Page 25: ...on 5 Disconnect the 4 way power supply connector note that the clip must be squeezed in to disconnect 6 Disconnect the speaker connector pull connector body out with long nose pliers do not pull on ca...

Page 26: ...open the top rear access panel to reach the alarm battery 3 If removing the lower panel lift and place it so that it rests on the left side of the UAM making sure not to pull on the cables If opening...

Page 27: ...d remove both hoses from the air filter by carefully pushing the orange plastic collars towards the filter and pulling the hoses away 4 Rest the panel against the left side of the UAM being careful no...

Page 28: ...rge flat screwdriver or another hard flat tool separate the bottom of the concentrator from the bottom surface of the UAM s interior 10 Once the concentrator is separated from the base lift it and pul...

Page 29: ...r right hand holes for the 6 mm hex screw with a short screwdriver and loosely screw it in a few turns 7 Align the rear left hand holes and loosely screw the second hex screw here Then locate the rema...

Page 30: ...el 4 With the long nose pliers disconnect the positive and negative battery wires 5 Remove the four screws on the back of the panel that attach the battery holder 6 Remove battery and replace with a n...

Page 31: ...the back bar may not perform optimally due to accumulation of dust and other contaminants such as liquids If you notice that the valve is not opening at 5 cmH2 O then you will need to remove inspect...

Page 32: ...ef valve and turn it anticlockwise to loosen it up and free it from the back bar 4 Once removed make sure that you see the following parts shown right to left the relief valve plug the stainless steel...

Page 33: ...all of the parts to ensure that there are no stains debris moisture or rust Inspect the condition of the O ring and make sure it is not cracked or deformed 6 To clean place all the parts in a small b...

Page 34: ...less steel ball into the body of the valve and screw the plug onto the body by hand 10 With the 5mm hex key screw in the assembled pressure relief valve into the back bar until tight making sure not t...

Page 35: ...ter such as air conditioner sterilizer theater lights Switch off all devices except UAM and switch on other devices at intervals one by one g Blown 5A fuse g Malfunctioning front switch g Malfunctioni...

Page 36: ...Sevoflurane 13 Breathing pressure gauge assembly 14 Reservoir bag 15 Silicone breathing circuit 16 Manual Bellows 17 Fenton balloon 18 Balloon Chamber and Scavenging Taper Assembly UAM A 19 Balloon Ch...

Page 37: ...ply for analyzer screen 24V 15W 40 Automatic voltage switcher unit 41 Battery for analyzer screen YUASA NP1 2 12 12V 1 2 AH sealed lead acid battery FRAME 42 Removable stainless steel work surface UAM...

Page 38: ...36 13 16 28 17 18 24 19 20A 20B 19A 30 47 10 11 12 14 16 13 24 1 44 3B 2A 26 7 21 9 8 31 42 43 3A 2B 20 B...

Page 39: ...37 2 3 6 41 35 33 32 36 32 34 38 37 35 33 32 36 41 32 6 4 5 46 15 45 49 48 B B...

Page 40: ...38 41 36 37 39 6 40...

Page 41: ...39 25 27 29...

Page 42: ...KE VALVE EMERGENCY O2 INLET INSPIRATION TO PATIENT EXPIRATION 2 LITER RESERVOIR BAG LOW RESISTANCE VAPORIZER MANUAL BELLOWS SCAVENGER OXYGEN ANALYZER SAMPLING PORT GAS FLOW INLET VALVE BELLOWS BLOCK B...

Page 43: ...YLINDER 1 ZEOLITE CYLINDER 2 WATER TRAP COOLING UNIT AIR FILTER COMPRESSOR MUFFLER WATER DRAIN TUBE NITROGEN OUTPUT ONE WAY VALVES OXYGEN RESERVOIR TANK FLOWMETER OXYGEN OUTPUT 90 95 APPENDIX II OXYGE...

Page 44: ...FUSES 500MA BATTERY 1 2V 1 2AH N N N L L L BR BR BR BR BL BL BL BL BL BL G Y G Y R R R R Y BK BK BK BK R MAINS ISOLATOR SWITCH VOLTAGE SWITCHER MAINS 13A PLUG 4M CABLE CONTROL SCREEN N2O CUT OFF VALV...

Page 45: ...ery condition icon 7 Cylinder yokes 8 Cylinder pressure gauges 9 Pipeline pressure gauges 10 Maximum O2 and N2 O flows 11 Zero O2 and N2 O flows 12 Emergency O2 inlet OXYGEN CALIBRATION SAFETY AND QUA...

Page 46: ...ert TO in the top row 3 Insert the multiplier shown at the intersection into the following formula FROM units X MULTIPLIER TO units Example 100 psi x 6 894757 689 475 kPa DESIGNATION PSI KPA CM OF H2O...

Page 47: ...COLOR IDENTIFICATION FOR MEDICAL GASES GAS ISO USA OXYGEN White Green NITROUS OXIDE Light Blue Light Blue MEDICAL AIR Black and White Yellow SUCTION Yellow White 45...

Page 48: ...NOTES...

Page 49: ......

Page 50: ...Gradian Health Systems 40 W 25th St 6th Floor New York NY 10010 USA gradianhealth org email service gradianhealth org WhatsApp 254 794 764 415...

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