ThermaChoice UBT System Service Manual
P/N 01035 Rev. C
THERMACHOICE
™
II UBT System
Service Manual
Page 1: ...ThermaChoice UBT System Service Manual P N 01035 Rev C THERMACHOICE II UBT System Service Manual...
Page 2: ...d as a guide to maintaining and servicing the THERMACHOICE II UBT System Scope This manual is to be used by all personnel responsible for maintaining and servicing the THERMACHOICE II UBT System It pr...
Page 3: ...ics and troubleshooting to help locate the causes of typical system failures including a table of diagnostic error codes and their meaning and a troubleshooting guide Section Three details the field r...
Page 4: ...Units 3 2 Repair Procedures 4 1 Assembly AUX Board 01204 4 1 Assembly ISO Board 00983 4 2 Power Supply 00808 4 4 Power Entry Module PEM 01353 4 7 Assembly Motor Drive Unit MDU 01014 4 8 Heater Fuse 0...
Page 5: ...hoice UBT System Service Manual P N 01035 Rev C Schematics A 1 Functional Block Diagram Wiring Diagram Detailed Schematics Electrical Electronic Parts List B 1 THERMACHOICE II UBT System Operating Man...
Page 6: ...is 1 connected to the controller 2 inserted through the cervix into the uterus 3 filled with sterile injectable fluid plain 5 dextrose in water D5W carefully stabilizing the pressure to 160 180 mmHg p...
Page 7: ...omen with menorrhagia excessive uterine bleeding due to benign causes for whom childbearing is complete Functional Description of Circuits Purpose The purpose is to describe the THERMACHOICE II Uterin...
Page 8: ...ples in the balloon and a stirring device in newer models The pressure transducer is internal to the controller with the pressure port located on the front panel of the controller The fluid transport...
Page 9: ...ts are used for analog circuitry See Functional Block Diagram in Appendix A The thermocouple amplifiers and their power up test circuitry are powered by two isolated 5V to 12 Volt power supply The iso...
Page 10: ...port is in turn connected to the transducers inside the controller unit To stop the fluid from flowing back inside the controller when the catheter is pressurized the catheter pressure line is equippe...
Page 11: ...at least 2 degrees every 10 seconds This test is intended to catch the unlikely dual fault condition of two shorted thermocouples If the measured temperature persistently fails to meet the criteria f...
Page 12: ...witch The START switch is used to start the PREHEAT cycle of the procedure This switch is enabled once the balloon pressure titration has been completed The activation of the STOP switch turns the hea...
Page 13: ...t and Storage Ambient temperature 20 to 50o C Relative humidity 20 to 85 non condensing Operation Ambient temperature 10 to 40o C Relative humidity 20 to 85 non condensing Electromagnetic Compatibilit...
Page 14: ...istently displays these unused error codes MDU Warning MDU 17 PS or Micro 26 29 30 AUX or Micro 28 31 33 35 ISO or Micro 50 58 68 Disposable or Umb or ISO or Placement 59 60 61 64 66 AUX or PS Test Pr...
Page 15: ...e suspect FRU with a known good FRU 4 Replace the Micro Assembly to correct problems with the Pressure display Temperature display Time display Start Button Light or the Hazard Light 5 Replace the Fro...
Page 16: ...ld Replaceable Units Assy Motor Drive Unit PN 01014 Switch Power Mains PN 01033 on front bezel Assy AUX PN 01204 Power Entry Module PN 01353 Power Supply PN 00808 Assy ISO PN 00983 Assy Micro PN 01200...
Page 17: ...T CHASSIS PN 00866 Assy Cable ISO Micro PN 01504 Assy Cable Surge Arrestor PN 01347 Assy Cable Ribbon 40 Cond 3 5 PN 00874 Assy Cable CCS_SWITCH PN 01293 shown as dotted line for location Assy Cable P...
Page 18: ...353 Power Switch Mains SWITCH SPDT AMP 187 TERM MDU 01033 LCD Display DISPLAY LCD 16X2 BACKLIT 00877 Heater Fuse Fuse 5X20MM SLOWBLOW 4 0A 250 01620 Power Entry Module Fuse Fuse 5X20MM FASTBLOW 1 6A 2...
Page 19: ...ThermaChoice UBT System Service Manual 3 4 P N 01035 Rev C AUX Board ASSY PCBA AUXILLARY PN 01204 ISO Board ASSY PCBA ISO PN 00983 Micro Board ASSY PCBA MICROPROCESSOR PN 01200...
Page 20: ...ervice Manual 3 5 P N 01035 Rev C Motor Drive Unit ASSY MOTOR DRIVE UNIT PN 01014 Power Supply PSUPPLY UNIV INPUT 5V 24 V 12V PN 00808 ground cable not included Power Entry Module PEM FILTER W FUSEHOL...
Page 21: ...Choice UBT System Service Manual 3 6 P N 01035 Rev C Power Switch SWITCH SPDT 3AMP 187 TERM MDU PN 01033 LCD Display DISPLAY LCD 16X2 BACKLIT PN 00877 Note Assy Cable FLEX 1X16 4 5 LCD is attached PN...
Page 22: ...ThermaChoice UBT System Service Manual 3 7 P N 01035 Rev C Heater Fuse FUSE 5x20MM SLOWBLOW 4 0A 250 PN 01620 Power Entry Module Fuse FUSE 5x20MM FASTBLOW 1 6A 250 PN 00861...
Page 23: ...ThermaChoice UBT System Service Manual 3 8 P N 01035 Rev C Eqpost Ground Cable ASSY CABLE GND EQPOST CHASSIS PN 00866 Power Entry Cable ASSY CABLE POWER ENTRY PN 00868...
Page 24: ...ThermaChoice UBT System Service Manual 3 9 P N 01035 Rev C Ribbon Cable ASSY CABLE RIBBON 40COND 3 5 PN 00874 CCS Switch Cable ASSY CABLE CCS_SWITCH PN 01293...
Page 25: ...hoice UBT System Service Manual 3 10 P N 01035 Rev C ISO Micro Cable ASSY CABLE ISO MICRO PN 01504 Power Supply Cable ASSY CABLE DC 150W PN 00855 Power Supply Ground Cable ASSY CABLE GND PS CHASSIS PN...
Page 26: ...ThermaChoice UBT System Service Manual 3 11 P N 01035 Rev C Surge Arrestor ASSY CABLE SURGE ARRESTOR PN 01347...
Page 27: ...emove the four fasteners securing the upper half of the case and remove the upper half of the case 2 Remove the connections from the AUX Board JP1 JP2 JP3 and JP4 3 Using the 5 16 nut driver remove th...
Page 28: ...4 Allen wrench Caution The interior of the instrument is ESD sensitive Use appropriate ESD precautionary procedures Removal 1 Using the Oval security screwdriver remove the four fasteners securing the...
Page 29: ...onnector and covering the connector with your hand slowly release the slide lock until the retention pin and spring are released 9 Remove the springs and retention pin from the circulation connector 1...
Page 30: ...gs and retention pin into the circulation connector 6 Depressing the retention pin into the circulation connector install slide lock with the tab towards the bezel so that the retention pin engages th...
Page 31: ...ug from the grounding stud 11 Remove another lock washer from the grounding stud 12 Using the 3 8 nut driver remove the keps nut from the grounding stud 13 Remove the Power Entry Module grounding wire...
Page 32: ...e lower case using the 5 fasteners and the 5 64 Allen wrench Torque the fasteners to 39 41 in oz 18 Position and install the ISO Board into the ISO box base 19 Perform the Power Supply Adjustment a Pl...
Page 33: ...m the Power Entry Module 3 Disconnect the Power Entry Cable from the Power Supply 4 Using a 3 32 Allen wrench remove the two 4 40 socket head cap screws from the ISO box 5 Remove the ISO box cover 6 R...
Page 34: ...O Board box area 13 Install the keps nut Torque at 17 19 in lbs 14 Install the fast on connector to the Power Entry Module brown wire to the Power Entry Module s L terminal lower right Blue wire to th...
Page 35: ...its right side 13 Follow the procedure described in steps 8 and 9 in the ISO Board removal section for the removal of the springs and retention pin on the circulation connector 14 Set the controller u...
Page 36: ...ISO box cover 13 Using a 3 32 Allen wrench secure the two 4 40 socket head cap screws to the ISO box 14 Reattach the Power Entry Cable to the Power Supply 15 The position of the catheter coupling on t...
Page 37: ...or injury Tools needed Flat blade screwdriver Caution The interior of the instrument is ESD sensitive Use appropriate ESD precautionary procedures Removal 1 Remove the fuse drawer from the Power Entry...
Page 38: ...9 64 Allen wrench remove the 2 socket head cap screws which retain the front bezel to the side extrusion 8 Disconnect the ribbon cable from the JP1 connector on the Micro board 9 Using the 1 Phillips...
Page 39: ...re retained 8 Attach the Ribbon Cable to the Micro Board JP1 9 Attach the Display flex Cable to the Micro Board LCD J3 10 Attach the controller overlay Flex Cable to the Micro Board J2 11 Attach the C...
Page 40: ...9 61 in oz 3 Follow steps 1 through 16 in the Micro board replacement section to complete the replacement process Switch Power Mains 01033 Warning Disconnect the AC power from the device before servic...
Page 41: ...anel Replacement 1 Insert Power Switch into front panel with OFF position 0 to the left Note Observe the labeling on the connectors of the Power Entry Cable to attach the cable to the Power Switch 2 C...
Page 42: ...3 32 Allen wrench needle nose pliers Caution The interior of the instrument is ESD sensitive Use appropriate ESD precautionary procedures Removal 1 Using the Oval security screwdriver remove the four...
Page 43: ...ront bezel to the side extrusion 7 Install the springs and retention pin into the circulation connector 8 Depressing the retention pin into the circulation connector install the slide lock with the ta...
Page 44: ...n and the 11 pin connector is installed at the AUX Board JP2 2 Install two tie wraps securing the torroid to the sub chassis 3 Install the upper half of the case using the Oval security screwdriver to...
Page 45: ...ers will damage inserts 5 Using the 3 36 Allen wrench attach the ISO Micro Cable to the Micro Board location P1 with the fasteners Note Ribbon Cable should arch upward 6 At the AUX Board JP4 connectio...
Page 46: ...all the four fasteners Ribbon Cable 40 Cond 00874 Warning Disconnect the AC power from the device before servicing Failure to observe this precaution could result in death or injury Required tools Ova...
Page 47: ...he instrument is ESD sensitive Use appropriate ESD precautionary procedures Removal 1 Using the Oval security screwdriver remove the four fasteners securing the upper half of the case and remove the u...
Page 48: ...erformed on an annual basis The procedure also needs to be carried out if it is believed that the system is behaving unexpectedly Note There are no calibration adjustments on the controller If the uni...
Page 49: ...le luer lock adapter and the syringe and connect to the connection port luer lock of the controller 3 While depressing the trumpet valve apply vacuum to the system using the syringe until the gauge re...
Page 50: ...ThermaChoice UBT System Service Manual A 1 P N 01035 Rev C Appendix A Schematics...
Page 51: ...ThermaChoice UBT System Service Manual B 1 P N 01035 Rev C Appendix B Electrical Electronic Parts List...
Page 52: ...ThermaChoice UBT System Service Manual C 1 P N 01035 Rev C Appendix C Operating Manual...
