Hoffrichter CARAT I Service Manual Download

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11 sPare ParTs lisT

Pos. nomenclature

order no.

Top Cover CARAT

A-I

Top Cover CARAT I plus

00004645

A-II

Top Cover CARAT II plus

00004646

Cover Adjustment Knob CARAT

MFK with Cover

00004956

Spring Circlip Design A8 DIn7993

Intake Adjustment Knob, lower part CARAT

Push button

Protective Film Display CARAT

Intake Adjustment Knob, upper part CARAT

Protective Cap RS232, coated

42202446

Label CARAT I, HOFFRICHTER

22000049

A10 Label CARAT II, HOFFRICHTER

22000050

Bottom Cover CARAT

Cover Assembly Kit, right

00004961

Cover Assembly Kit, left

00004962

Housing with Aperture, upper part, d painted CARAT

Lower Housing Cover for Expiration Valve

42202460

Assembly Kit Handle Lever, left

00004958

Assembly Kit Handle Lever, right

00004957

Torx Screw for Handle

43000097

Wool Felt

Assembly Kit Stop Plate for Handle Lever

00004954

B10 Impact Sleeve natural white M5 x 8.6 x 11

B11 Oxygen Manifold

42100447

B12 Handle incl. Impact Sleeve and Screws

00004953

B13 Main Switch, assembled

00004201

B14 DC Cable, assembled

00004102

B15 Type Label Artificial Respiratory Machine

B16 O

Coupling

41000086

B17 Protective Cap for Main Switch

32100027

B18 Foot, small

42100426

B19 3/2-Way Valve with Socket Board

00004273

B20 Socket Boards 2-pin for 3/2-Way Valve

32200068

B21 Silicon Tube for Oxygen Manifold

45000019

B22 Foot, large

42100425

Inner Mounting CARAT

Air Outlet

42100441

PCB Power Management

00004336

Inner Mounting, upper part

Inner Mounting, lower part, assembled

Box CARAT, assembled

00004505

Battery Pack, assembled (Li-Ion)

16000015

Battery Retainer

00004124

Pressure Switch

PCB RS232

00004329

C10 Cover RS232

C11 PCB Controller

00004328

C12 RS232 and Controller Cable, assembled

00004103

C13 Display

00004318

Summary of Contents for CARAT I

Page 1: ...Service Manual Ventilator CARAT I and CARAT II valid for devices of the types 9LV102 and 9LV202 ...

Page 2: ...rd 11 5 3 Internal Battery 11 5 4 Fan Box 11 5 5 Valve Manifold 11 5 5 1 Valve Base 11 5 5 2 Sensor Manifold 11 5 5 3 Flow Sensors 11 5 5 4 Tube Connection 12 5 6 Oxygen Manifold 12 5 7 Filter Cartridge 12 5 8 Power Supply 12 5 9 Handle Mechanism 12 6 Tools Metering Devices 13 7 Opening the Machine 13 8 Maintenance Hardware 14 8 1 Cleaning and Disinfection 14 8 2 Filter Cartridge 14 8 3 Check all ...

Page 3: ...er CARAT II 28 10 6 Exploded View E Sensor Manifold CARAT I 29 10 7 Exploded View E Sensor Manifold CARAT II 30 10 8 Exploded View B Lower Cover CARAT rear view 31 10 9 Exploded View B Lower Cover CARAT front view 32 10 10 Exploded View Assembling CARAT I 33 10 11 Exploded View Assembling CARAT I 34 10 12 Exploded View Assembling CARAT II 35 10 13 Exploded View Assembling CARAT II 36 11 Spare Part...

Page 4: ...he contents of this Service Manual There is a danger of short circuiting of the capacitors and battery even when no electrical power is applied to the machine If the main switch is switched off and the power supply is connected the internal battery is charged electrical power is still applied to the machine Repair and maintenance tasks may only be carried out by suitably qualified authorized and c...

Page 5: ... s sensor block The sensor block s plastic parts are autoclaved The sen sors must not come into contact with cleaning fluids A spray disinfection e g using Mikrozid Liquid is possible The sensors must be completely dry before replacing them in the sensor block Use the maintenance kit 1 Disinfect all the parts of the housing and the connections with a suitable agent e g Mikrozid Liquid Dispose of t...

Page 6: ...ensure that the device is free of human pathogens To reprocess the device carry out the following steps Change the bacteria filter Disinfect all the parts of the housing and the connections with a suitable agent e g Mikrozid Liquid Change the coarse filter and the fine filter and disinfect the surface of the filter cassette You can also replace the entire filter cassette with a new one 4 Block Dia...

Page 7: ... 7 4 2 Block Diagram Pneumatic CARAT II Figure 2 Block Diagram Pneumatic CARAT II 4 3 Block Diagram Complete Machine 100 250 V AC 20 10 Figure 3 Block Diagram Complete Machine ...

Page 8: ... 8 4 4 Block Diagram Controller Board Figure 4 Block Diagram Controller Board 4 5 Block Diagram Power Management Circuit Board Figure 5 Block Diagram Power Management Circuit Board ...

Page 9: ... selection of the respiratory mode the applicable respiratory and alarm parameters are shown on the display The choice and setting of the parameters is made through the MFK selection of the parameters is by turning acceptance by pressing the knob Setting of the parameters by turn ing and acceptance by pressing the knob Inputs made but not yet confirmed can be cancelled by pressing the esc mode but...

Page 10: ...appertaining parameters The nominal value output is through a DAC on the motor control The nominal values analog measured values pressure or flow are read and evaluated from the controller Furthermore the switching on off of the turbine is through the controller as well as the control of the electromagnetic proportion valve This valve controls the pneumatic expiration valve in the line circuit exp...

Page 11: ...ctly connected by a seal with the fan box The oxygen feed is through the valve manifold into the inspi ration sector 5 5 1 Valve Base The valve base comprises of several control ducts that are shut with special seals a non return valve in the inspiration sector and a proportion valve The valve base is bolted to the sensor manifold The sealing is by O rings There is a connection for the oxygen tube...

Page 12: ...tion If there is a feed of oxygen when respiration is switched off this is vented to atmosphere through an exhaust port for safety reasons According to the flow this emission is accompanied by an emission noise This is not a malfunction but a safety device The initiation of oxygen into the machine is through a quick release coupling 5 7 Filter Cartridge The filter cartridge accommodates both of th...

Page 13: ...er and machine to check the electrical safety e g SECUTEST SIII Machine and maintenance documentation 7 Opening the Machine 1 Main switch OFF disconnect power supply 2 Remove the filter cartridge and pull the MFK 3 Put the machine with the upper side on a soft underlay and use a long screwdriver special cross head PH1 x 200 and remove the two screws at the rear of the machine above the type label ...

Page 14: ... the valve manifold Tube connections the respiration tubes inside 8 2 Filter Cartridge Replace the filter pads coarse filter black and fine filter white Remove the control circuit board to do points which described in the chapters 8 3 and 8 4 8 3 Check all Tubes Check every silicon tube used in the machine for signs of mechanical damage ageing and for cor rect seating and if necessary replace Oxyg...

Page 15: ... home the patient must be advised of the dangers The following checks are carried out with the machine switched on 8 7 Check the Display and Contrast Do a check to make sure that all of the characters are completely and correctly displayed The contrast can be adjusted with the assistance of the potentiometer on the right adjacent to the display 8 8 Button Functional Check Operate the alarm ON OFF ...

Page 16: ...II attach the flow meter to the inspiration connection or expiration connection The open connection of the flow meter must be connected to the open section of the CARAT II by the respiration tube with pressure metering tube Thereby the metering tube must be con nected with the pressure metering connection of the device 2 3 In the Service display make the selection menu item Flow Sensor Calibration...

Page 17: ...the pressure metering connection of the device Install a blanking cap in the open side of the respiration tube 3 3 On the third screen select the menu item Leak Test enter the PIN code and confirm 3 4 The machine now goes through the complete pressure range and identifies leaks autono mously These are shown on the display The maximum deviation must not exceed 5 l min at flow sensor 1 and must not ...

Page 18: ...lay the battery must be replaced with a new one Always replace both of the Lithium Ion batteries The test takes a maximum of 10 Hrs The internal battery must be replaced after every 500 charge and discharge cycles or every two years The test intervals are specified in the recommended maintenance schedule chapter 9 2 8 11 Closing the Machine After the maintenance and calibration is completed the ma...

Page 19: ... filter 1 Fine filter 1 Cable tie 0 5 m Silicon tube 4 x 2 mm 0 35 m Silicon tube 2 x 1 5 mm Maintenance Kit 3 Art no 00004987 Anzahl Length Nomenclature 2 Valve diaphragm 2 O Ring 1 Coarse filter 1 Fine filter 2 Cable tie 0 5 m Silicon tube 4 x 2 mm 0 35 m Silicon tube 2 x 1 5 mm 2 Lithium Ion battery Pana CRG 18650 CF Maintenance Kit 5 Art No 00004986 Anzahl Length Nomenclature 2 Valve diaphragm...

Page 20: ...ameter values in accordance with the factory setting through a PC or direct on the device General Parameters Mode PCV Display I E I E Display Pressure Units hPa Display Screen STD Safety Lock Manual Safety Lock Machine OFF Volume 50 Pressure Deviation 3 0 hPa Max Inspiration time 4 s Leakage OFF Max Oxygen OFF Min Oxygen OFF PIN code 1302 Device Language ENG Parameter PCV IPAP 20 0 hPa PEEP 5 0 hP...

Page 21: ... hPa PS 20 0 hPa PEEP 5 0 hPa SIMV Frequency 12 bpm Inspiration time 2 0 s Chute 3 Inspiration trigger 3 Expiration trigger 30 Max Volume 1 00 l Min Volume 0 20 l Max Frequency 30 bpm Parameter VCV Volume 0 50 l PEEP 5 hPa Frequency 12 bpm I E 1 1 5 Chute 1 Inspiration trigger OFF Max Pressure 30 0 hPa Min Pressure 10 0 hPa Max Frequency 30 bpm Patients data Patients ID deleted Patients surname de...

Page 22: ... change of patient Hygienic overhaul with KR1000 in accordance with the report V 1 2 of the disinfection of the home care respiratory machine CARAT Every 12 months with bacteria filter Replace the valve diaphragms Inspiration Every 6 months with out bacteria filter Safety Regulation Check SRC diaphragm replacement kit Every 12 months Maintenance Maintenance Kit 1 Every 2 years Replace the internal...

Page 23: ...ich operates according to DIN EN 62353 2008 The leakage currents are always to calculate per direct measurement The ventilation system should be test acc to protection class II type BF applied part The associated power supply with protection class I will be tested within the system Defects in the power supply are detected by testing the entire system acc to protection class II Leakage current The ...

Page 24: ... 24 10 Exploded Views 10 1 Exploded View C Inner Casing CARAT I ...

Page 25: ... 25 10 2 Exploded View C Inner Casing CARAT II ...

Page 26: ... 26 10 3 Exploded View C Inner Casing CARAT II ...

Page 27: ... 27 10 4 Exploded View A Top Cover CARAT I ...

Page 28: ... 28 10 5 Exploded View A Top Cover CARAT II ...

Page 29: ... 29 10 6 Exploded View E Sensor Manifold CARAT I ...

Page 30: ... 30 10 7 Exploded View E Sensor Manifold CARAT II ...

Page 31: ... 31 10 8 Exploded View B Lower Cover CARAT rear view ...

Page 32: ... 32 10 9 Exploded View B Lower Cover CARAT front view ...

Page 33: ... 33 10 10 Exploded View Assembling CARAT I ...

Page 34: ... 34 10 11 Exploded View Assembling CARAT I ...

Page 35: ... 35 10 12 Exploded View Assembling CARAT II ...

Page 36: ... 36 10 13 Exploded View Assembling CARAT II ...

Page 37: ...for Handle 43000097 B8 Wool Felt B9 Assembly Kit Stop Plate for Handle Lever 00004954 B10 Impact Sleeve natural white M5 x 8 6 x 11 B11 Oxygen Manifold 42100447 B12 Handle incl Impact Sleeve and Screws 00004953 B13 Main Switch assembled 00004201 B14 DC Cable assembled 00004102 B15 Type Label Artificial Respiratory Machine B16 O2 Coupling 41000086 B17 Protective Cap for Main Switch 32100027 B18 Foo...

Page 38: ... 00004272 E11 Support O2 Metering Cell E12 Seal Flow Sensor E13 Spacer long nickel plated E14 Flow Sensor 23000023 Flow Sensor Cable CARAT I assembled 00004121 Flow Sensor Cable CARAT II assembled 00004101 E15 Spacer short nickel plated E16 Tie Rod M3 nickel plated E17 Sensor Manifold for Replacement of Diaphragm E18 Seal Air Outlet Fan Box 42100424 E19 O Ring 32 x 1 sensor manifold 44000030 E20 O...

Page 39: ...Packaging The packaging is taken back by the distributor but it can alternatively be disposed of separately in the normal household waste 12 3 Batteries Exchanged batteries must be recycled in accordance with battery regulations Please contact the manufacturer to find out how to dispose of the batteries properly 12 4 Oxygen sensor The oxygen sensor must not be disposed of with the household waste ...

Page 40: ...Shipping The packaging of equipment accessories in sterile welding foil followed by shrink wrap or packing in PVC or PE bags tear resistant and sealed by tape or tie wrap takes place at the dealer s or in the service departments Power cable ventilation equipment user s manual and other accessories with minimal risk of infec tion must be properly disposed of Hint CAUTION CONTAMINATED EQUIPMENT or C...

Page 41: ...HOFFRICHTER GmbH Mettenheimer Straße 12 14 19061 Schwerin Germany Phone 49 385 39925 0 Fax 49 385 39925 25 E Mail info hoffrichter de www hoffrichter de CARAT FL service eng 070911 06 ...

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