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Doc 0930

Technical Manual

for the

NIPPY+ Range of Ventilators

This manual covers all of the NIPPY+ range of ventilators

This  manual  contains  confidential  information
and  it  is  supplied  on  the  understanding  that  it
shall not be copied, loaned or distributed to any
other  persons  or  organisations,  in  whole  or  in
part, without the written consent of:

Breas Medical Ltd

Unit A2, The Bridge Business Centre

Timothy’s Bridge Road

Stratford

–upon-Avon

CV37 9HW

Tel: 01789 293460

www.nippyventilator.com

Version 10, December 2017

Содержание Nippy 3+

Страница 1: ...rmation and it is supplied on the understanding that it shall not be copied loaned or distributed to any other persons or organisations in whole or in part without the written consent of Breas Medical...

Страница 2: ...se 15 Fig 3 Inside the base Control bd removed 16 Fig 4 Location of Components Lid 17 Removal of Major Components 18 19 Preventative Maintenance Guide 20 Suggested Acceptance tests 22 Internal Battery...

Страница 3: ...l will deal with routine maintenance calibration and replacement of major components IMPORTANT Read this manual before attempting service or repair of the NIPPY Please contact Breas Medical Ltd if tra...

Страница 4: ...een The screen can be set to dim after a pre set time accessed via the user preferences in the main menu To restore the display press any button once The basic ventilator settings can be achieved usin...

Страница 5: ...spiratory trigger NIPPY 3 NIPPY Junior NIPPY ST NIPPY S Pressure Control IPAP EPAP and Ti are set by the physician A timed inspiration is cycled by the patients inspiratory effort Adjustable back up r...

Страница 6: ...dible and visual alarm will operate The sensitivity of the alarm is adjustable Breathing Circuit Malfunction This alarm warns of a malfunction of the exhale valve in the IPPV mode circuit High Flow al...

Страница 7: ...n the inspiratory flow rate drops to the baseline standing flow caused by exhale port leak minus the expiratory trigger sensitivity the ventilator will cycle into the expiratory phase The inspiratory...

Страница 8: ...ding down the Hi and Lo alarm setting buttons Menu and Mute on NIPPY S and ST Press Menu and select Service menu from the main menu Set Time and Date Press the set button to select the value and use t...

Страница 9: ...eset This provides an on screen record of major services Calibration Screen In this screen the calibration of the flow and pressure transducers is accessed The machine then generates its own pressure...

Страница 10: ...battery voltage if present Nominally 18 75V Int Li Batt Curr Charge or operating current of the internal battery Ext Li Batt Vlt The external lithium battery voltage if present Nominally 18 75V Ext N...

Страница 11: ...re L Saved Ld Last saved values loaded Press Meas Flt Loss of pressure signal Safe mode Blower at minimum speed following Press Meas Flt Blower Flt Blower controller fault or blower stopped Blower Spd...

Страница 12: ...atient the settings may be restored to the factory defaults These are NIPPY 3 NIPPY Junior IPAP 12cm 12cm EPAP 3cm 3cm Ti back up 1 0 seconds 1 0 seconds Mode Pressure Support Pressure Support Hi Alar...

Страница 13: ...perature fault Box Ov Un Tmp Internal temperature below 5 degrees or above 60 degrees Machine covered operated in high ambient temperature or cooling vents blocked Check operational environment Check...

Страница 14: ...0 Flt Battery backed up memory access fault Machine failed to access memory probably because of sudden power down No action required Alternative memory location will have been used B Ram1 Flt Battery...

Страница 15: ...o other events to log These events are stored in chronological order To view the event log the PC must have NIPPY for Windows software loaded With the software running and the RS232 download lead conn...

Страница 16: ...socket screws Stand the ventilator on its base and ease the lid upwards away from the rear panel When the rear of the lid is clear of the rear panel lift it from the left hand side Disconnect the RS23...

Страница 17: ...2 Battery Clamp 3 Battery 4 Internal Battery Connector 5 Blower Connector 6 PSU Connector 7 External Battery Connector 8 Cooling Fan Connector 9 Pressure Transducer 10 Flow Transducer 11 Flow Head 12...

Страница 18: ...16 Fig 3 Inside the base with the control board removed...

Страница 19: ...Port 2 Board to Board Ribbon Connector 3 Memory Battery Switch 4 Display Connector 5 Display Back light Connector Input 6 Keypad Connector 7 Alarm Sounder 8 Display Back light Connector Output 9 Seco...

Страница 20: ...the battery Reverse this procedure to refit The Power Supply Refer to fig 2 Disconnect the 2 way mains connector and the earth terminal Disconnect the 12 way output connector Remove the 4 securing scr...

Страница 21: ...Reverse this procedure to refit The Command Board Refer to fig 4 Disconnect the 16 way interconnect lead the Keypad connector the display connector Remove the 4 nuts and washers at each corner of the...

Страница 22: ...time and date Page 6 Check battery condition Page 23 Carry out an Electrical Safety Test on ventilator and mains lead Every 2 years Internal battery service life is 2 years under normal conditions Rep...

Страница 23: ...If dirt or dust is allowed to build up on the gauze the flow calibration may be affected Inspect the gauze type of flow head when servicing the NIPPY Remove the flow head from the ventilator before cl...

Страница 24: ...seconds The disconnection alarm will follow after 10 seconds Occlude the patient outlet A visual and audible alarm will be activated after 10 seconds NIPPY S and ST display a disconnection alarm only...

Страница 25: ...e battery if the running time seems low a fault is suspected or to confirm that the battery is good Ensure the battery is fully charged Run the ventilator from the battery until the low battery alarm...

Страница 26: ...p the legs of the battery item 10 fig 4 and remove the battery Carefully remove the remaining legs and solder from the pcb Take a new battery and tin the legs This is important as it will clean off an...

Страница 27: ...st the blower speed to give a flow reading of 100 l minute on the calibrator 11 Check Flow reading If adjustment is not required proceed to step 13 12 Press the set button to select the flow display U...

Страница 28: ...d to the control microcontroller The control micro has its own on board memory If the main micro were to fail the ventilator would continue to function with its last saved settings Command signals fro...

Страница 29: ...ower compressor 3 Flow Sensor 4 Outlet connector 5 EVC Port IPPV mode only 6 Breathing Circuit 7 Exhalation Port 8 Patient Connection Port 9 Exhalation Valve IPPV mode only Ventilator System Pneumatic...

Страница 30: ...r RS232 Port Microcontroller Alarm Microcontroller Alarm Control Electronics Blower Pressure Transducer Flow Transducer Patient Outlet Port IPPV mode EVC Port and Command Board Power Board NIPPY 3 BLO...

Страница 31: ...29 Block Diagram of Nippy 3 Control Board Control Micro EVC Solenoid Blower Drive Pressure Amp Pressure Transducer Flow Transducer Battery Control Charging...

Страница 32: ...30...

Страница 33: ...31 Circuit Diagrams...

Страница 34: ...32...

Страница 35: ...33 0901 0901 PCB assembly for Control Board primary side 16 11 07...

Страница 36: ...34 0901 0901 PCB assembly for Control Board secondary side 16 11 07...

Страница 37: ...35 0756 C 17 02 04 A4 1 1 Component Layout for Nippy 3 Command Board 0756 C...

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Страница 44: ...42 4 7 0 0 u F...

Страница 45: ...Time 0 5 3 0 seconds Back up Rate 6 60 Breaths per minute Type of protection against electric shock Class 1 equipment Degree of protection against electric shock Type B to EN 60601 1 Mode of operation...

Страница 46: ...nel 0737B check model LCD Display TRI MODH 0798 Display window B D 3002 SF Blower assembly 0890 U51D1 Blower to outlet tube U62 78 NP Hose Clip Blower 291 694 Outlet adapter Flow head 0909 check colou...

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