Cardinal Health IVAC 571 Technical & Service Manual Download Page 43

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Chapter 5

Circuit Descriptions

In this chapter

Functional Module Block Diagram

Module Overview Functional Description

Summary of Contents for IVAC 571

Page 1: ...IVAC Variable Pressure Volumetric Pump Models 571 572 Technical Service Manual...

Page 2: ...ALARIS Medical Systems Inc IVAC is a registered trademark of Cardinal Health Inc or one of its subsidiaries All other trademarks belong to their respective owners 1994 2008 Cardinal Health Inc or one...

Page 3: ...tenance 22 Chapter 4 Troubleshooting 37 Chapter 5 Circuit Descriptions 43 Chapter 6 Spare Parts Replacement Procedures 47 Appendix A Specifications 83 Appendix B Spare Parts Listing 89 Appendix C Conf...

Page 4: ...oduction 5 General Precautions 6 Views of Models 571 and 572 6 Controls and Indicators 8 Loading the IV Infusion Set 9 Starting the Pump 9 Programming 10 Operating on Battery Power 10 Secondary Infusi...

Page 5: ...ps Model 571 Model 572 This manual is intended for use by personnel experienced in medical equipment testing and maintenance procedures Conventions Used in this Manual BOLD Used for Display messages v...

Page 6: ...fects of radio frequency emissions and is designed to be fail safe if extremely high levels of interference are encountered Should false alarm conditions be encountered either remove the source of the...

Page 7: ...en Door View 053 4 2 3 4 7 3 3 2 PE Connector AC Power Connector Flow Sensor Connector Test Connector Cover Pressure Unit Selector Switch Reset Switch Flow Sensor Storage Lower Tubing Guide Posts Uppe...

Page 8: ...lf test mode On Model 571 hidden switch only used in Self test mode RATE RATE Changes the infusion rate VOL TO BE INF VOLUME TO BE INFUSED VTBI Sets the value of Volume To Be Infused Displays volume r...

Page 9: ...rt infusion Starting the Pump Loading the IV Infusion Set 1 Prime the IV infusion set slowly ensuring all air is removed from the pressure disc then close the roller clamp 2 Open the door 3 Load the p...

Page 10: ...ote Pressure value will be displayed in mmHg or in cmH20 depending on unit selected See Pressure Unit Selector Selecting alternating display of total volume infused 1 Press and release the TOT VOL INF...

Page 11: ...rfill medication additions priming volume etc Underestimating the volume will cause remaining secondary solution to be infused at the primary rate overestimating will result in primary solution being...

Page 12: ...Infusion Model 572 continued Additional Programming during Secondary Infusion Flow Sensor A flow sensor part number 180 is used to detect an empty solution container It is connected to the drip chambe...

Page 13: ...Chapter 2 Configuration Calibration In this chapter Self Test Mode 14 Mode Select Jumper 15 Configuration Settings 15 Selecting Pressure Units 17 Calibration Procedures 17...

Page 14: ...023 Language Display Set 024 CIM ID Display Set 025 Alarm Tone Display Set 026 AIL Alarm Threshold Display Set 027 System Vacuum Display 028 Enter Operational Setup Mode 029 Burn In Test 030 Not used...

Page 15: ...configuration ml h Note Rate configuration is set in Test 009 To change the maximum rate setting for ALL RATE configuration Press and hold the PRI upper hidden switch on Model 571 while using the J K...

Page 16: ...o change setting to OFF Press and hold the VOL TO BE INF switch while using the J K switches to select OFF Press the RUN HOLD switch to save the new setting 025 Alarm Tone Display and or select the al...

Page 17: ...lunger in until it stops 3 Load the modified IV infusion set into the pump and close the door Ensure that the set tubing is not kinked 4 Enter self test mode and select test 027 See Entering Self Test...

Page 18: ...6 Enter self test mode press the RUN HOLD switch and select test 13 Press the RUN HOLD switch again to display PRES CAL 7 With the door open and no set loaded adjust the zero potentiometer R20 on the...

Page 19: ...aneously for a minimum of one second to set the 400 mmHg 544 cmH2O calibration point 14 Press the RUN HOLD switch to return to test 13 and turn the pump OFF Remove the IV infusion set first bleeding o...

Page 20: ...from the fluid level of the container to the pump pressure transducer should be 34 4 inches The burette zero line should be within 2 inches from the pump pressure transducer Verify that the inside of...

Page 21: ...NF 000 0 4 Press the RUN HOLD switch to start the pump and simultaneously start the stopwatch Allow the pump to run for 3 minutes 180 seconds then press the RUN HOLD switch to put the pump on hold 5 V...

Page 22: ...Test 27 26 Dry Set Pressure Verification Test 12 27 Functionality Checks 28 Auto Pinch Off APO Test 29 Mechanism Leak Test 30 Rate Accuracy Verification 32 Downstream Pressure Occlusion Test 33 Physi...

Page 23: ...bers 0 to 9 All positions must show the same character at the same time Battery indicator flashes alternately on and off 005 Display Sequence Test Verify that both Displays show numbers one position a...

Page 24: ...Display All positions show 3 s 33333333 Numeric Display value between 0 and 500 Channel 4 Flow Sensor Detect Information Display All positions show 4 s 44444444 Numeric Display Value less than 20 flo...

Page 25: ...ES switch and the J unit switch for at least 2 seconds 021 Air In Line Test Verify air in line sensor operation To run test Load an air filled or fluid filled IV infusion set Information Display 00000...

Page 26: ...ed IV infusion set and close the door Enter self test mode select test 029 press the RUN HOLD switch then within two seconds press and hold the PRI and CRIS switches together Pump will start running a...

Page 27: ...UN HOLD switch again to display the pressure MMHG Allow the pump to warm up for approximately 30 minutes before continuing with this test 3 Load an IV infusion set and close the door 4 Apply a pressur...

Page 28: ...ntil OFF is displayed Press the RUN HOLD switch to start the infusion After approximately one minute close the roller clamp Verify that the pump stops running the alarm tone sounds and the display mes...

Page 29: ...f tubing Insert the distal end of the modified set into a container of water 3 Close the roller clamp Adjust the air pressure to 10 psi 4 Load the modified IV infusion set Close the door then open the...

Page 30: ...cut to adapt it for connecting to the air pressure source When servicing the pump the Mechanism Leak Test must be performed to verify the integrity of the pumping mechanism Misalignment of the pumping...

Page 31: ...ump ON entering self test mode 7 Press the RUN HOLD switch and select the burn in test 29 then within two seconds simultaneously press and hold the PRI switch and the CRIS switch Verify that the pump...

Page 32: ...e container to the pump pressure transducer should be 34 4 inches The burette zero line should be within 2 inches from the pump pressure transducer Verify that the inside of the wall is free of drople...

Page 33: ...curacy Calibration procedure See Chapter 2 for instructions Formula to calculate the percentage of volume error volume error b n x 100 n Where b volume in burette n nominal volume as indicated on the...

Page 34: ...entry around the pressure transducer Do not use aggressive cleaning agents as these may damage the exterior surface of the pump Do not steam autoclave ethylene oxide sterilise or immerse this pump in...

Page 35: ...incher opens and closes freely without sticking If the pincher is sticking or is hard to actuate remove the pincher cover and inspect for contamination or inadequate lubrication Remove assembly and cl...

Page 36: ...nd AC mains Check operation with and without a Flow Sensor ON HOLD OFF CH3 APO test 10 psi with door open and closed Verification Tests CH3 Rate accuracy test Set pump infusing at 800 ml h for 180 sec...

Page 37: ...Chapter 4 Troubleshooting In this chapter Introduction 38 Error Messages 38 General Faults 42...

Page 38: ...bing bottle venting incorrect Check equipment set up CHECK DISC non flow sensor operation only Foreign matter lodged between pressure transducer and pressure disc Pressure sensing disc improperly seat...

Page 39: ...able Replace Display Board FIX ME 6 Numeric Display digit select failure Run tests 03 and 17 to identify faulty digit or switch Replace flex cable Replace Display Board FIX ME 7 Segment check circuit...

Page 40: ...used see Dry Set Pressure Calibration procedure Verify that pressure unit selection switch is in the correct position Replace vacuum pressure transducer assembly FIX ME J Pressure transducer failure...

Page 41: ...recharge while operating on AC power Note A fully discharged battery can be recharged to a full charge in approx 24 hours with the pump turned off and connected to AC power persistent LOW BATT even af...

Page 42: ...y failure Bad battery Replace fuse F1 on Power Regulator Board Replace Bezel Switch Panel assembly Check battery voltage is 14 4 0 05 VDC adjust R10 on Power Regulator Board if necessary Replace Power...

Page 43: ...Chapter 5 Circuit Descriptions In this chapter Functional Module Block Diagram 44 Module Overview Functional Description 45...

Page 44: ...Mechanism Motor Door Sensor J11 Air In Line Receiver Display PCB Set Sensor Bezel Switch Panel J1 J4 J1 J2 J12 J3 J10 J15 Pressure Transducer Vacuum Assembly Pressure Transducer Vacuum Unit J14 J13 J...

Page 45: ...n such as calibration constants and operating parameter configurations Random Access Memory RAM and RAM test U28 is the read write memory type and a second RAM U29 and various ICs form a hardware RAM...

Page 46: ...el switch panel is an extension of the Display Board via P2 Mechanism The motor drives the timing pulley which in turn drives the CAM turning the rotation flag The rotation flag passes through the two...

Page 47: ...hapter 6 Spare Parts Replacement Procedures In this chapter Introduction 48 Separating the Chassis and the Body 48 Chassis Assembly 49 Body Assembly 56 Door Assembly 68 Labels 76 Pole Clamp Assembly 8...

Page 48: ...and unplug the battery connector 3 Remove the two screws from the bottom of the pump case 4 Remove the two screws and two washers from the back panel of the chassis assembly 5 Unplug the interconnect...

Page 49: ...ls XBX XCX H ASSY HARN BATT 56X 570 BOM 125429 Model XAX I SCREW MACH 8 32X3 8 PNH PHH 300369 J WSHR FL 174X 380X 032 PS 300038 K SCREW MACH 8 32X5 8 PNH PHH 300371 L HARN INTC FOLDED 571 572 139435 M...

Page 50: ...0034 D SCREW 6 20X7 8 PHN PHH 303447 E ASSY ANLG BD CAL 571 2 BOM 139866 F SERV ASSY LGC BD 571 2 BOM 139865 SERV ASSY MEM REV3 01 570 BOM 145071 Logic Bd U13 IC 80C85A 2 MICROPROCESSOR 40D 303867 Log...

Page 51: ...d Power Regulator Board continued A K Screw x2 Loctite A Screw x2 C K Screw x3 Loctite D Screw x1 E Analog Board F Logic Board G Flow Sensor Receptacle Retainer H Flow Sensor Receptacle Assembly L Pow...

Page 52: ...tor Board J1 5 Reassemble in reverse order Spare Parts Item Description Part Number A SCREW MACH 8 32X1 1 2 PNH PHH 301126 B WSHR SPLIT 168X 296X 040 PS 300037 C ASSY XFMR 220V 571 572 BOM 139009 D RE...

Page 53: ...CX 6 Reassemble in reverse order Chassis Assembly continued Refitting notes When refitting the AC line filter Place one of the adapters over on the AC line filter with the thick section at the top Sli...

Page 54: ...anel 4 Reassemble in reverse order Refitting note If not already fitted secure the ground wires with a tie strap Spare Parts Item Description Part Number A NUT HEX 6MM METRIC 3 2MM THK 303742 B NUT HE...

Page 55: ...tery housing 3 Remove the two nuts securing the battery housing to the rear panel assembly 4 Remove the CE panel and rear panel as required 5 Reassemble in reverse order Refitting note Use Loctite 380...

Page 56: ...ure transducer to the front panel 3 Remove the two screws securing the vacuum unit to the front panel 4 Pull the tubing which connects the pressure transducer and the vacuum unit out of the retaining...

Page 57: ...re Parts Replacement Procedures Body Assembly Y Clip Pressure Transducer Vacuum Assembly continued H Tubing Retainer Clip A Y Clip G Screw x2 F Spring E Vacuum Unit Cable Tie D Screw x2 C Screw B Wash...

Page 58: ...ed 3 Withdraw the door sensor assembly 4 Reassemble in reverse order Refitting note Insert the door sensor assembly through the front panel mount on peg and secure with clip Spare Parts Item Descripti...

Page 59: ...el 3 Remove the air in line receiver assembly drawing the wiring harness out through the front panel hole 4 Reassemble in reverse order Spare Parts Item Description Part Number A SCREW CAP 4 40X1 4 BU...

Page 60: ...ing note Use Loctite 243 on the securing screw Spare Parts Item Description Part Number A SCREW CAP 6 32X1 4 FLH HXSO 301164 B ADHESIVE LOCTITE 243 0000ME00672 C COVER PINCHER 56X 57X BOM 125321 D SPR...

Page 61: ...xing the rotation sensors rotate the motor timing pulley and adjust the rotation sensor slot to ensure that the optical flag rotates freely Important Breakdown of the mechanism assembly is limited to...

Page 62: ...the next page Spare Parts Item Description Part Number A ASSY TIMING PULLEY 57X BOM 131002 B BELT TMG 79GRV 0 080P 302878 C PULLEY TMG 24 GRV 0 080P 302876 D MOTOR 4 WIRE 56X57X 10013683 E SCREW MACH...

Page 63: ...en the belt as required Loosen the two motor screws and hold the motor to the mounting plates Push motor towards the front of the case to lessen belt tension OR pull the motor towards the rear of the...

Page 64: ...FLEX CBL 571 572 145272 B 1 FLEX CBL RFI 571 572 139753 Models XBX XCX B 1 CBL FLEX 56X 57X 140787 Model XAX B 2 SHIELD ACC INTFC BD 57X 141574 B 3 STRAIN RELIEF CBL 57x 145271 B 4 SCREW MACH 6 32X1...

Page 65: ...5 8 1 J 3 3 R 5 2 R 4 2 R U6 C17 1 3 R 7 3 R 2 3 R 2 2 R U11 VR2 2 2 C R45 R20 R23 R17 R29 R6 R35 3 2 C 2 Q Shield Location Apply the shield to the area of the board shown on the clad side Refitting n...

Page 66: ...front panel assembly from the case 3 Reassemble in reverse order Refitting note 1 Use silicone clear RTV coating inner bond 140 around the case edge when refitting the front panel to the case Spare P...

Page 67: ...A KIT COVER ASSY CE ITAL 571 141553 A KIT CVR ASSY CE SWED 571 136740 A 1 SHIELD PW BD 125749 A 2 SCREW MACH 8 32X3 8 PNH PHH S 304330 A 3 ASSY HANDLE CAP 57X BOM 134857 A 4 SHIELD PW BD 125412 A 5 SH...

Page 68: ...three screws securing the Display Board to the bezel switch panel 5 Carefully separate the Display Board and the bezel switch panel then disconnect the flex cable connector J2 from the Display Board 6...

Page 69: ...Do not remove the door from its hinges for servicing or replacement purposes If the door is damaged or a replacement is required contact your local Cardinal Health Affiliate Office or Distributor for...

Page 70: ...lso Accessory Interface Board for additional refitting notes Spare Parts Item Description Part Number A ASSY BEZEL OVLY ENG 571 BOM 139002 A ASSY BEZEL OVLY ENG 572 BOM 138999 Models XBX XCX A ASSY BE...

Page 71: ...correct top side upwards using the mark made on face when removed 2 Use Loctite 243 on screws when refitting the pressure plate Spare Parts Item Description Part Number A SPR CPRSN 360X 813X 813X 035...

Page 72: ...ETIZED CO 90C98A 302425 D ADHESIVE LOCTITE 496 0000ME00753 E ASSY LATCH GNRC BOM 132777 E ASSY LATCH ENG BOM 132776 with label F SPRING CVR WSHR U 138 0045S 301591 Refitting notes 1 When refitting the...

Page 73: ...ansmitter to the door 3 Remove the air in line transmitter assembly by pulling it away from the door drawing out the cable harness 4 Reassemble in reverse order Spare Parts Item Description Part Numbe...

Page 74: ...ure disc plunger 5 Remove the pressure disc plunger and spring 6 Reassemble in reverse order Door Assembly continued Spare Parts Item Description Part Number A ASSY SET SNSR 571 572 BOM 139019 B SPRIN...

Page 75: ...cher mechanism on the front panel The pin must sit vertically and the pin tip must sit below the pressure plate Locating it any higher will result in inaccurate adjustment of the pincher cam block 3 W...

Page 76: ...IVAC Volumetric Pump Models 571 572 76 104 1000SM00018 Issue 2 Spare Parts Replacement Procedures Labels F E A 4 21 32 1 64 inches 118 27 0 397 mm B D C...

Page 77: ...2 77 104 1000SM00018 Issue 2 Spare Parts Replacement Procedures Labels continued H I J G 053 4 2 3 4 7 3 3 2 M N O P K L R Q Note English text is printed on the rear panel therefore labels Q and R are...

Page 78: ...1 BOM 137658 C LBL VPVP SWED 571 BOM 137651 C LBL VPVP SPAN 571 BOM 137656 C LBL VPVP ITAL 571 BOM 137649 D LBL START UP ENG 571 BOM 138656 D LBL START UP ENG 572 BOM 137463 D LBL START UP GER 571 BOM...

Page 79: ...125451 04 J LBL PRESS TO OPEN SPAN 125451 05 J LBL PRESS OPEN ITAL 125451 06 K LBL FLOW ARROW ENG 125497 K LBL FLOW ARROW GER 125450 01 K LBL FLOW ARROW FREN 56X 57X 125450 02 K LBL FLOW ARROW DUT 12...

Page 80: ...SNSR FREN 125406 02 Q LBL FLOW SNSR DUT 125406 03 Q LBL FLOW SNSR SWED 125406 04 Q LBL FLOW SNSR SPAN 125406 05 Q LBL FLOW SNSR ITAL 125406 06 R LBL PUSH TO RESET GER 571 137476 R LBL PUSH TO RESET FR...

Page 81: ...off the screw to remove it 3 Using a hex key loosen the one fixing screw at the bottom centre of the pump Remove the screw 4 Reassemble in reverse order Spare Parts Item Description Part Number A POL...

Page 82: ...ever Zone Lock LEVER ZONE Lock Catch Rivet Mounting steps 1 Push bracket forward to backstop 2 Push catch in direction shown to lock position Back Mount Note Use catch mouth furthest position from riv...

Page 83: ...Appendix A Specifications In this chapter Infusion 84 Electrical 84 Physical 84 Environmental 84 Electromagnetic Compatibility 85...

Page 84: ...ully charged new battery Battery recharge time Approximately 24 hours from discharge to 100 charge Power requirements 220 to 240V AC 50 60 Hz 0 25A 3 wire grounded system Memory retention At 25 C with...

Page 85: ...ipment portable radios cellular telephones etc may cause false alarm conditions If this happens reposition the pump away from the source of interference or turn off the pump and manually regulate the...

Page 86: ...typical commercial or hospital environment EN 61000 4 8 Power Frequency Magnetic Field 50 60 Hz 3 A m 400 A m 50 Hz Note 2 Power frequency magnetic fields should be at levels characteristic of a typi...

Page 87: ...Interference may occur in the vicinity of equipment marked with the following symbol Note 1 At 80 MHz and 800 MHz the higher frequency range applies Note 2 These guidelines may not apply in all situat...

Page 88: ...8 0 73 1 0 35 1 20 1 20 2 30 10 1 11 3 80 3 80 7 28 100 3 50 12 00 12 00 23 00 For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters m can b...

Page 89: ...Appendix B Spare Parts Listing In this chapter Chassis Assembly Parts 90 Body Assembly Parts 91 Door Assembly Parts 92 Software 93 Labels 94 Test Equipment Accessories 96...

Page 90: ...R ACCESS BATT 571 572 137715 COVER CONN ACCESS 56X 57X 137851 ASSY PANEL REAR RFI 571 572XB Model XBX XCX 139009 ASSY XFMR 220V 571 572 BOM 139435 HARN INTC FOLDED 571 572 Model XBX XCX 139865 SERV AS...

Page 91: ...67 IC 80C85A 2 MICROPROCESSOR 40D 303910 FUSE 1 5A 250V NORM BLO 304746 FILTER EMI LINE 120 250 1A Chassis Assembly Parts continued Body Assembly Parts Part Number Description 125321 COVER PINCHER 56X...

Page 92: ...878 BELT TMG 79GRV 0 080P 302902 FSTNR SPD NUT LKG 0 250 SSTUD 303106 CLIP CORD 18 DIA ADH BK NYL 303938 SCREW MACH 6 32 X3 8 PNH PHHSS 304172 SCREW CAP 4 40X1 4 BUTH HXSO 304209 SCREW MACH 6 32X3 16...

Page 93: ...2 SCREW MACH 8 32X3 8 PNH PHH 301591 SPRING CVR WSHR U 138 0045S 301594 WSHR FL 187X 438X 020 BLK SS 302053 PIN GRV 0 125X1 25 S ALLOY 302269 P GRV 0 125X 500 REV TPR 302274 DSPL 7 SEG ORANGE COM CATH...

Page 94: ...W DUT 125450 04 LBL FLOW ARROW SWED 125450 05 LBL FLOW ARROW SPAN 125450 06 LBL FLOW ARROW ITAL 125451 01 LBL PRESS TO OPEN GER 125451 02 LBL PRESS TO OPEN FREN 56X 57X 125451 03 LBL PRESS TO OPEN DUT...

Page 95: ...37641 LBL PUSH TP RESET ITAL 571 137642 LBL START UP ITAL 571 BOM 137644 LBL NAME RATING ITAL 571 137645 LBL PUSH TO RESET SWED 571 137646 LBL START UP SWED 571 BOM 137648 LBL NAME RATING SWED 571 137...

Page 96: ...BOM 139000 ASSY BEZEL OVLY FREN 571 BOM 139001 ASSY BEZEL OVLY DUT 571 BOM 139002 ASSY BEZEL OVLY ENG 571 BOM 139003 KIT BEZEL OVLY SPAN 571 BOM 139004 KIT BEZEL OVLY ITAL 571 BOM 139005 ASSY BEZEL OV...

Page 97: ...Appendix C Configured Options...

Page 98: ...0 500 mmHg 0 680 cmH20 500 mmHg or 680 cmH2O 15 Default Occlusion Pressure 0 500 mmHg 0 680 cmH20 500 mmHg or 680 cmH2O 20 Secondary Mode Completion Tone Model 572 only 4 BEEPS 1 CLICK 4 BEEPS 23 Lang...

Page 99: ...Appendix D Disposal...

Page 100: ...h and the environment which could otherwise arise from inappropriate waste handling Information on Disposal in Countries outside the European Union This symbol is only valid in the European Union The...

Page 101: ...Appendix E Service Contacts...

Page 102: ...com ES Cardinal Health Edificio Veganova Avenida de La Vega n 1 Bloque 1 Planta 1 28108 Alcobendas Madrid Espa a Tel 34 91 657 20 31 Fax 34 91 657 20 42 www cardinalhealth com es servicio tecnico card...

Page 103: ...Appendix F Document History...

Page 104: ...2 Document History Document Date CO No Author Description 10064298 1000SM00018 Issue 1 October 06 514769 6169 Clare Coney Initial release 1000SM00018 Issue 2 February 08 7989 Ian Tyler Update troubles...

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