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MN260 B | 43

Service Manual

7.8.5 COMPRESSOR FAN REPLACEMENT

7.8.5.1 Attach the Fan subassembly (9767-SEQ) with the flow

arrows towards the Bulkhead as shown on figure. Apply Loctite

222MS (1405-SEQ) on the screws and torque to 2.0 in-lbs.

note wire

location

screws

9913-10-SEQ

Figure 7-57. Fan

7.8.5.2 Connect the Compressor Fan wire to the PCB Assembly

(If PCBA Assembly is connected)

ATF wires go

through slot

fan connector

Figure 7-58. Compressor Fan Wire

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Summary of Contents for SAROS 3000

Page 1: ...CAIRE Inc CAIRE Inc reserves the right to discontinue its products or change the prices materials equipment quality descriptions specifications and or processes to its products at any time without pr...

Page 2: ...tric shock particularly regarding Allowable leakage current Reli ability of a proper ground connection Reg 5031 Alternating Current AC Reg 5032 COUNCIL DIRECTIVE 93 42 EEC CONCERNING MEDICAL DEVICES I...

Page 3: ...ator Indicates the presence of external power Battery Status Indicator Shows the amount of charge remaining in the battery When charging battery displays as a Waterfall Effect Alarm Off indicator disp...

Page 4: ...6 1 BATTERY INTERFACE PLATE RAIN GUARD AND SLEEVE 27 7 7 2 INLET CAP REMOVAL 28 7 7 3 REMOVE PCB ASSEMBLY 30 7 7 4 PROPORTIONAL VALVE REMOVAL 5293 SEQ 32 7 7 5 COMPRESSOR FAN REMOVAL 9767 SEQ 33 7 7 6...

Page 5: ...al Valve Wire 32 Figure 7 22 Proportional Valve Tube 32 Figure 7 23 Replace Proportional Valve 32 Figure 7 24 Remove Compressor Fan wire 33 Figure 7 25 Lift the Proportional Valve 33 Figure 7 26 Compr...

Page 6: ...e 7 69 Cable Ties 47 Figure 7 70 Top strut 47 Figure 7 71 Remove screws 47 Figure 7 72 Power Connector 47 Figure 7 73 Peel 48 Figure 7 74 Clean 48 Figure 7 75 Remove PSA cover 48 Figure 7 76 Apply new...

Page 7: ...A RESULT OF ELECTRICAL POWER INTERRUPTION OR THE NEED TO HAVE THE SAROS SERVICED BY A QUALIFIED TECHNICIAN SAROS IS NOT APPROPRIATE FOR ANY PATIENT WHO WOULD EXPERIENCE ADVERSE HEALTH CONSE QUENCES AS...

Page 8: ...CONVEY THE INFORMATION ABOUT THE DISCOMFORT AND OR THE MEDICAL URGENCY TO THE RESPONSIBLE CARE GIVER TO AVOID HARM WARNING OXYGEN MAKES IT EASIER FOR A FIRE TO START AND SPREAD DO NOT LEAVE THE NASAL...

Page 9: ...DEVICE NOTE THIS DEVICE MUST COOL FROM THE MAXIMUM STORAGE TEMPERATURE BETWEEN USES UNTIL IT IS READY FOR TEMPERA TURES FOR INTENDED USE NOTE SAROS UNIT MUST BE CONSTRAINED OR MOUNTED TO PREVENT DAMA...

Page 10: ...A FIRE OR DISPOSED OF IN A FIRE WARNING EXPOSING THE BATTERY TO WATER OR OTHER LIQUIDS MAY CAUSE PERSONAL INJURY CAUTION DO NOT EXPOSE THE BATTERY TO TEMPERATURES ABOVE 140 F 60 C SUCH AS IN A VEHICL...

Page 11: ...ents such as buttons illuminated indicators LCD display and audio transducer are also monitored or controlled The User Interface informs the user of the system status allows the user to select a conti...

Page 12: ...mode normal or tactical set up system parameters and acquire system information CONTINUOUS FLOW MODE The user may set the SAROS oxygen flow rate and mode Continuous Flow Mode delivers a constant flow...

Page 13: ...Button The or button is used to toggle when a feature is selected Pressing the Flow Mode button takes you back one step SERVICE MODE FUNCTIONS Factory maintenance or service updates may sometimes be r...

Page 14: ...ors influence Battery life such as the number of Charges Discharges that the battery has been undergone CAIRE Inc advises that a typical service life of a battery is 80 Nominal Capacity after 200 Char...

Page 15: ...Do not store the SAROS with the battery installed in the unit Remove the battery from the unit when storing to prevent damage to the battery and the unit CAIRE Inc recommends a first in first out rota...

Page 16: ...e your supply tubing and cannula on a regular basis as recommended by the cannula manufacturer s instructions 2 2 ROUTINE MAINTENANCE Maintenance Step Frequency Performed By Clean Air Inlet Filter wee...

Page 17: ...placing Air Inlet Filter Replacing the HEPA Filter Run Device and Fully Drain SAROS Battery Replacing the 9V Battery 9V Battery 9257 SEQ Air Inlet Filter 9798 SEQ Inlet Cover 9758 SEQ Oxygen Outlet Po...

Page 18: ...ng on ensure the SAROS is in the well ventilated area and that the air inlet and exhaust vent are not obstructed 4 Verify the audible alarm sounds upon start up and the screen defaults to display a fl...

Page 19: ...rify continuous flow settings C3 and C2 using the following procedure a Turn on the SAROS and set the flow to C3 3 0 LPM Allow the unit to run for a minimum of 5 minutes to stabilize before testing b...

Page 20: ...letely stop the timer and record the battery duration e Verify that the time recorded is 24 minutes NOTE The nominal capacity of a new battery is 30 minutes at setting C3 A battery is considered withi...

Page 21: ...poncho Hot environment Allow SAROS to cool Other Contact an authorized Service Technician Low Oxygen Flow Restriction tubing Repair or replace tubing Air Inlet or HEPA Filter Blocked Clean Air Inlet...

Page 22: ...ection against the harmful effects of liquid ingress Electrical shock or damage to the unit may result STORING THE SAROS Heat and humidity may degrade the performance or severely damage the SAROS Stor...

Page 23: ...aust Filter 9221 SEQ ATF Exhaust Tubing 9227 SEQ ATF Module Assembly SP9729 SEQ ATF Muffer To Rain Guard Tubing 9390 SEQ ATF Muffler Assembly SP9314 SEQ ATF To Product Tank Outlet Tubing 9797 SEQ ATF...

Page 24: ...center or in the field using item T 10560 See manual MN053 for details on performing flow calibration and firmware updates in the field using item T 10560 Equipment or procedures to perform a flow ca...

Page 25: ...king PN SP9238 SEQ 5 Replace PCB set PN SP9710V2 SEQ 6 Loss of Power 4000 Power has been lost to the SAROS unit beeps for 2 sec and switches to attached battery if present 1 Check if the front panel p...

Page 26: ...connection locking pin brass barrel 3 check condition of Battery wiring harness replace if damaged PN 21494875 4 Replace PCB set PN SP9710V2 SEQ 14 Power Board too Hot 9200 Charging has stopped Device...

Page 27: ...Screws Part 9960 15 SEQ Rain Guard Part 21494877 Figure 7 3 Removal of the three Rain Guard Screws 7 6 1 3 Disconnect wires from battery bridge board and detach the Rain Guard Part 21494877 from the A...

Page 28: ...CAPTIVE screws Part 9291 SEQ and remove the Air Inlet Cover Part 9758 Figure 7 7 Air Inlet Cover Removal 7 7 2 2 Remove and disconnect the 9V Battery Part 9257 SEQ and the Air Inlet Filter Part 9798...

Page 29: ...Part 9778 SEQ Lift up lock ing connector and disconnect the Front Panel Flex cable Figure 7 11 Front Panel Flex Cable Disconnect 7 7 2 6 Disconnect the Ambient Air Thermistor Connector and 9V Battery...

Page 30: ...e speaker foam Figure 7 15 Inlet Cap Removal disconnect Guide Wires 7 7 3 REMOVE PCB ASSEMBLY NOTE Always use ESD Controls when handling the PCB Assembly 7 7 3 1 Cut zip tie and remove ferrite clamp f...

Page 31: ...roduct Tank NOTE It is recommended to cap this outlet using a piece of tape during the repair process Do not leave the plug open to atmosphere longer than it takes to preform the repair process If thi...

Page 32: ...Fan go to 6 7 5 Figure 7 22 Proportional Valve Tube 7 7 4 3 Cut and remove Cable Tie from Proportional valve and remove tubing 7 7 4 4 Remove the Proportional Valve 5293 SEQ from the Proportional Val...

Page 33: ...done so already Figure 7 24 Remove Compressor Fan wire 7 7 5 2 Lift the Proportional Valve out of the way See Propor tional Valve Removal Step Figure 7 25 Lift the Proportional Valve 7 7 5 3 Loosen Co...

Page 34: ...u the middle Bulkhead as shown in figure below 7 7 6 3 Remove the Wire Sleeve with the wires thru the Bulk head Figure 7 28 Remove Wire Sleeve 7 7 6 4 Cut and remove the 6 Cable Ties part 6968 SEQ on...

Page 35: ...embly CAUTION Do not cut wires or damage insulation Figure 7 30 Cable Ties and Struts 7 7 7 RAIL REMOVAL 7 7 7 1 Remove five screws part 9912 1 SEQ from left strut 9779 SEQ Side Strut Figure 7 31 Left...

Page 36: ...ing Cap the connection port on the ATF that is exposed when the tub ing is removed Exhaust Tube Figure 7 34 Exhaust tube 7 7 8 3 Cut and remove 2 Cable Ties 6968 SEQ as shown on figure below NOTE Leav...

Page 37: ...d 7 8 INSTALLATION PROCEDURES 7 8 1 GENERAL PROCEDURE 7 8 1 1 Thread Locking Procedure When applying thread locker to screws apply 1 drop of the appropriate thread locking fluid to the first four thre...

Page 38: ...d 9922 SEQ Grommet 9739 SEQ Figure 7 41 ATF Bulkhead 7 8 2 2 Place the ATF Assembly and Compressor Assembly next to each other and align as shown in figure below ATF module assy SP9729 SEQ ATF bulkhea...

Page 39: ...ter points in the correct direction Install Cable Ties 6968 SEQ as shown in figure below Ensure the com pressor exhaust elbow tubing is through the bulkhead before during assembly While applying Kapto...

Page 40: ...7 8 3 RAIL INSTALLATION 7 8 3 1 Attach RIGHT STRUT 9780 SEQ with five screws 9912 1 SEQ with and torque to 6 0 in lbs NOTE Top bulkhead screw not shown Figure 7 49 Right Strut 7 8 3 2 Rotate assembly...

Page 41: ...slack is needed at the PCBA assembly NOTE Ensure slack to wires where indicated Orient the Cable Tie knots towards the Compressor ATF wires go through slot cable ties 6968 SEQ through STRUT holes cabl...

Page 42: ...assembly 7 8 4 5 Ensure that there is slack on the wires on the areas indicated v slack cable ties 6968 SEQ Figure 7 55 Slack 7 8 4 6 Install the Grommet onto the Bulkhead to secure the ATF and Batter...

Page 43: ...towards the Bulkhead as shown on figure Apply Loctite 222MS 1405 SEQ on the screws and torque to 2 0 in lbs note wire location screws 9913 10 SEQ Figure 7 57 Fan 7 8 5 2 Connect the Compressor Fan wi...

Page 44: ...Figure 7 59 Proportional Valve 7 8 6 2 Secure the Flow Tube with a Cable Tie to the Propor tional valve Install mounting block to rails with two screws 9912 1 SEQ cable tie Figure 7 60 Secure 7 8 7 IN...

Page 45: ...s and Black is battery power wires compressor power wires Figure 7 62 Secure Wires 7 8 7 3 Connect the Thermistor Connector to the PCBA 7 8 7 4 Secure Ferrites to the Compressor Wires Figure 7 63 Secu...

Page 46: ...7 66 Flow Tube 7 8 7 8 Tighten and secure all wires with Cable Ties NOTE Orient ALL Cable Tie knots towards the Compressor cable ties 6968 SEQ V SLACK Figure 7 67 Tighten 7 8 7 8 Tighten and secure a...

Page 47: ...re 7 70 Top strut 7 8 8 POWER CONNECTOR REPLACEMENT 9766 SEQ 7 8 8 1 After performing steps 6 7 1 1 thru 6 7 1 8 from INLET CAP REMOVAL 7 8 8 2 Remove the four screws 9203 2 SEQ and remove the Power C...

Page 48: ...ew User Panel clean surface Figure 7 74 Clean 7 8 9 4 Remove the PSA protective cover from the new User Panel 9731 1 SEQ Insert the Flex Cable as shown in the figure below Figure 7 75 Remove PSA cover...

Page 49: ...nd slide the three O Rings in the Ring Sleeve over the three struts NOTE Verify arrow points towards the inlet cap Figure 7 78 Arrows on O ring 7 8 10 3 Place the Extended Top Cap SP9756V2 SEQ over th...

Page 50: ...with locking con nector Apply 2 of Kapton Tape 2696 SEQ on the Mounting STRUT front panel flex cable securing tape 2696 SEQ Figure 7 82 Flex cable 7 8 10 7 Connect the Ambient Air Thermistor and conne...

Page 51: ...ilter 9798 SEQ filter Figure 7 86 9V battery 7 8 10 11 Align the Air Inlet Cover 9758 SEQ to the top of the SAROS and tighten the four screws P9291 SEQ tighten screws Figure 7 87 Align covers and tigh...

Page 52: ...embly 21494877 to the Rain Guard by attaching the two screws 9960 15 SEQ Torque to 3 5 in lb Figure 7 90 Battery Interface Assembly 7 8 11 4 Connect battery wires to battery bridge board assembly Alig...

Page 53: ...ing 1 allowable leakage current 2 reliability of protective earth connection if present Not intended for direct cardiac application Independent testing for Medical Electrical Equipment Stan dard Teste...

Page 54: ...or that concentra tor or recorded in accordance with your company s standard procedure Whenever the sleeve of the SAROS is removed the flow rate purity and alarm status should be verified per the Test...

Page 55: ...vice 2 70 3 30 LPM Non Argon Compen sated Testing Device 2 60 3 20 LPM C2 2 0 LPM O2 Concentration 90 96 C2 2 0 LPM flow 60 second average reading1 Argon Compensat ed Testing Device 1 80 2 20 LPM Non...

Page 56: ...Service Manual 56 MN260 B NOTES...

Page 57: ...MN260 B 57 Service Manual NOTES...

Page 58: ...ww caireinc com corporate trademarks Salter Labs is a registered mark of Salter Labs Arvin CA 92303 Lysol is a registered trademark of Reckitt Benckiser UK Copyright 2020 CAIRE Inc All Rights Reserved...

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