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Ambu Man Service Manual

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Service Manual
Ambu Man
Page 1
R E S P I R AT O R Y C A R E
T R A I N I N G

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Summary of Contents for Ambu Man

  • Page 1 Service Manual Ambu Man Page 1 R E S P I R AT O R Y C A R E T R A I N I N G...

  • Page 2: Table Of Contents

    Servicing the base unit Exchanging the band-positioning thrust roller ......................19 Removing and replacing parts in the base unit ......................22 Assembling the base unit ............................26 Servicing Ambu Defi b Man Dissambly of parts ..............................30 Assembly of parts and testing ..........................31 Test and calibration Leakage test ................................33...

  • Page 3: Introduction

    Ambu Man must be tested before it is put back into training. For safety reasons only a specialist should repair the Ambu Defi b Man with electrodes for defi brillation, as some parts may be exposed to high voltage during defi brillation.

  • Page 4: Troubleshooting

    2. Troubleshooting Fault Possible cause Remedy Head correctly hyperextended, but Head chain or nylon tie broken. Replace with nylon tie. insuffl ation not possible. Head correctly hyperextended, but Defective elastic net. Replace elastic net. after a few insuffl ations, air can no Substantial leakage in system.

  • Page 5: Removal Of Head And Chest Skin With Neck From Base Unit

    3.1 Removal of head and chest skin with neck from base unit 3.1-1 Ambu Man model C with monitoring instrument 3.1-2 Serial number may be found under thorax adjust- and socket for connection of computer/interface. ment. 3.1-3 Remove arms if fi tted.
  • Page 6 3.1- 8 Undo the chest skin and the two parts of the attached with 4 buttons. This means that the skin can be chest on the back of the Ambu Man. detached easily. The following disassembly instructions and pictures will only show the “old” skin detachment.
  • Page 7 3.1-13 To free the part of the chest turn it completely. 3.1-14 Remove the necktube from the connector. 3.1-15 Disengage the locking device 3.1-16 Disengage the head by lifting the head mount- ing free of the neck clamp pin. 3.1-18 Turn back the chest skin and carefully pull the 3.1-17 Disconnect the thin tube from the rocker level head and chest skin away from the base unit.
  • Page 8 3.1-20 Remove the head from the chest skin. 3.1-19 Loosen the skin on the neck mounting from the notch on the outside of the neck piece. 3.1-21 To detach the head from the neck, insert a fl at piece of metal between the head mounting pin and the side of the notch inside the neck (A).

  • Page 9: Assembly Of Head And Chest Skin With Neck To Base Unit

    3.2 Assembly of head and chest skin with neck to base unit 3.2-1 Fit the chest skin onto the base unit. Replace the 3.2-2 Connect the two thin tubes - the short tube to head by inserting the head mounting the connector on the rocker lever assembly and the long tube to the extension tube on the base unit.
  • Page 10 3.2-7 When repositioning the part of the chest, handle 3.2-8 Fasten the parts of the chest and chest skin on the mounting with care in order not to stress the materi- the back. For models with arms carefully pull the hooks als.The retaining clamp for the two parts of the chest through the holes in the chest skin using a pair of must be replaced if damaged.

  • Page 11: Exchanging The Valve Unit In The Head

    4.1 Exchanging the valve unit in the head Follow the directions contained in section 3.1 to remove the head 4.1-2 Disengage the sprint at the mounting (A) ena- 4.1-1 Remove the silicone rubber bushing with the bling the mounting to move freely. elastic net.
  • Page 12 4.1-7 Hold onto one side of the bar in the lower jaw 4.1-8 Take off the jaw. using polygrip pliers to avoid leaving marks where the nylon tie passes. Loosen the two screws on the side of the jaw. 4.1-9 Disengage the springs and the jaw shaft. 4.1-10 Remove the four nuts and washers using a 7 mm socket wrench.
  • Page 13 4.1-13 Remove the complete airway valve unit. 4.1-14 The complete airway valve unit should only be repaired by workshops experienced in this repair. Normally, the entire unit is replaced. 4.1-15 Insert a complete new valve unit. The edge of 4.1-16 Mount the cover plate. the valve seal should be at level with the outside of the skull.
  • Page 14 4.1-19 Assemble the shaft and big spring. Remember to 4.1-20 Fit the nylon tie. lock with 2 spring washers. 4.1-21 Fit the nylon tie and mounting. Tighten the 4.1-22 Stretch the spring and secure the hook on the screw only so much that the nylon tie is allowed to run head mounting.
  • Page 15 4.1-25 Moisten the neck tube with alcohol and attach to the connector. To reassemble the Ambu Man, follow the directions contained in section 3.2. Page 15...

  • Page 16: Exchanging The Lower Jaw Or The Ear Plugs

    4.2 Exchanging the ear plugs 4.2-1 If the ear plug has come loose, remove the plug 4.2-2 Put a new ear plug into the mounting tool (span- and clean the hole with a 7.9 mm drill without point . ner). Warm (do not burn) the side of the head e.g. with a hair drier until it gets soft.

  • Page 17: Exchanging The Carotid Pulse Unit

    5.1 Exchanging the carotid pulse unit Follow the directions contained in section 3.1. to disassemble from the torso 5.1-1 Unbutton the chest skin from the neck piece. 5.1-2 Pull the neck piece free of the head (A), observe the lock tap. See also 3.1-20 and following instructions. 5.1-3 Remove the plastic tape and pull the pulse unit 5.1-4 Detach the cover.
  • Page 18 5.1-7 Attach the skin with the four buttons (version 5.1-8 Use destilled water for easy assembly. with open neck). 5.1-9 Fasten the chest skin onto the neck piece. To reassemble the Ambu Man, follow the directions contained in section 3.2. Page 18...

  • Page 19: Exchanging The Band-Positioning Thrust Roller

    6.1 Exchanging the hand-positioning thrust roller Follow the directions contained in section 3.1. to remove the skind and head 6.1-1 The base unit is now ready for disassembly. 6.1-2 Loosen the spring screws and free the two tension rods. 6.1-3 Remove the rocker lever assembly from the spring 6.1-4 Remove the spindle from the rocker lever assem- by pulling.
  • Page 20 6.1-7 Remove the spring from the thrust roller using 6.1-8 Remove the thrust roller along with its holder pliers. and replace with a new set. 6.1-9 Insert the thrust roller as shown. Fit the thrust 6.1-10 Insert the bar and locking ring belonging to the roller so that it snaps onto the fl...
  • Page 21 6.1-13 Mount the tension rods in their bushings, the 6.1-14 Lock the screws with locktite No. 222 thread- plain rod being nearest the head. Make sure that the locking. screws engage the recesses in the tension rods. For reassembly of other components follow the directions in section 3.2.

  • Page 22: Removing And Replacing Parts In The Base Unit

    6.2 Removing and replacing parts in the base unit 6.2-1 The base unit is now ready for disassembly. 6.2-2 Loosen the spring screws and free the two ten- sion rods. 6.2-3 Lift the rocker arm free of the spring by pulling or 6.2-4 The stomach plate is secured with a metal bar use a screwdriver.
  • Page 23 6.2-7 Lift the spring free of the lung plate. 6.2-8 Stretch the spring and hook it onto the edge of the opening in the black base plate. 6.2-9 Press down both sides of the lung plate while 6.2-10 Release the connecting piece belonging to the keeping the opposite end raised.
  • Page 24 6.2-13 The stomach bag can now be separated from 6.2-14 Remove the two retaininig screws for the basis the tube plate. 6.2-15 Push the basis plate in the direction of the 6.2-16 The basis plate with tubes, lung bag and stom- monitoring instrument until the pin is released at the ach valve can now be removed.
  • Page 25 6.2-19 Release the instrument cover plate by disen- 6.2-20 Release and remove the four retaining screws gaging the two tags with the cover plate positioned at for the instrument casing. almost top centre. Next, pull the cover plate upwards through the instrument casing. 6.2-21 Cut the fl...

  • Page 26: Assembling The Base Unit

    6.3 Assembling the base unit 6.3-1 Using a screw driver, hold down the pawl to en- 6.3-2 Mount the instrument casing. able the instrument to re-enter the casing. 6.3-3 Mount the four retaining screws for the instru- 6.3-4 Insert the cover plate through the groove in the ment casing.
  • Page 27 6.3-7 Mount the lung bag and stomach valve onto the 6.3-8 Mount the complete basis plate unit, passing the basis plate. corrugated tube under the lever bar. Note: leave 2-3 mm space from the tube to the stom- ach valve (A). 6.3-9 Ensure that the projection on the basis plate 6.3-10 Mount the basis plate, making sure it is correctly engages the recess at the rocker spring (A).
  • Page 28 6.3-13 Detail from the lung plate placed in the instru- 6.3-14 Push the lung plate between the stomach bag ment casing. and its holder until the two pins engage the holes in the lung plate. 6.3-15 The holes in the tags must fi t onto the pins on 6.3-16 Insert the metal bar through the hole in the lung the lung plate.
  • Page 29 6.3-19 The tag on the stomach plate must now be 6.3-20 Press on both sides of the stomach plate and inserted between the two round pins on the guide way push towards the monitoring instrument until the two for indication of stomach infl ation. Push the tags into busings in the plate engage the two pins on the instru- place so that the openings are engaged by the pins on ment casing.

  • Page 30: Servicing Ambu Defi B Man 7.1 Dissambly Of Parts

    For safety reasons the Ambu Defi b Man with electrodes for defi brillation should only be repaired by a specialist, as some of the parts may be exposed to high voltage during defi brillation. 7.1 Disassembly of Ambu Defi b Man Detach the skin as described in chapter 3.1...

  • Page 31: Assembly Of Parts And Testing

    7.2 Assembly of Ambu Defi b Man 7.2-1 Fit the resistance box in correct position by means 7.2-2 Push the 2 cable holders on the black base and of the two cable clamps. Fit the cable for the electrodes gently reposition the left part of the chest.
  • Page 32 Measure the resistance between the two electrodes by means of an ohmmeter. The reading should be approx. 50 ohm. Connect the Ambu Man to the computer. Defi brillate on the electrodes and check that defi brillation is registered on the computer (please refer to directions for use on the CPR/ECG module).

  • Page 33: Leakage Test

    8.1 Leakage test 8.1-1 Insuffl ate approx. 1 litre with a bag resuscitator. 8.1-2 If the indicator drops fast, check all connections Hold the bag compressed and make sure that there is from the head to the stomach valve (eg. the necktube, a tight mask seal.

  • Page 34: Zero Point Check

    8.2 Zero point check 8.2-1 Check that the indicator for volume and compres- 8.2-2 Check that two lines appear on the handposition- sion depth is at zero. ing indicator at 20 mm chest compression and incorrect hand positioning. Page 34...

  • Page 35: Calibrating The Depth Of Compression And Hand-Positioning Indicator

    8.3 Calibrating the depth of compression and hand-positioning indicator 8.3-1 Remove the cover plate on the back of the Ambu 8.3-2 Overview of tension rods and adjusting screws: Man to gain access to the adjusting nuts. A: Screw for adjusting zero point for infl ation volume...
  • Page 36 8.3-5 Tighten the lock nut and check again to make sure 8.3-6 Loosen the lock nut on the inner tension rod (see that the indicator moves slightly as soon as a very light 8.3-2). Adjust the thumb nut until 1½ red lines appear pressure is applied to the chest.

  • Page 37: Calibrating The Zero Point On The Infl Ation Volume Indicator

    8.4 Calibrating the zero point on the infl ation volume indicator 8.4-1 Rotate the adjusting screw (C) to the left until the 8.4-2 Replace the cover plate. indicator is set just above the zero mark at the ventila- tion side. A stop has been introduced at the zero mark. Set to the zero mark and give a half turn to the right.

  • Page 38: Spare Parts And Accessories

    9. 1 AMBU MAN Spare Parts and Accessories Spare parts Number: Description 234000501 Elastic net with bushing 234000502 Lower jaw with two screws 234000503 Airway valve in head, complete 234000505 Holder with two pop rivets 234000506 Holder with mounting for chest parts...

  • Page 39: Service Parts

    9.2 AMBU MAN Service Parts and Accessories Accessories Number: Description 234000702 Head bags 234000703 Face pieces 234000704 Arms complete 234000706 Arms, legs with jogging suit 234000709 Complete training suit, grey/red 234000717 Chest, set comprising right and left halves 234000718 ACD CPR base board...
  • Page 40 9.3 AMBU MAN Spare Parts and Accessories Head - description 234000501 Elastic net with bushing 234000502 Lower jaw with two screws 234000503 Airway valve in head, complete 234000523 Tie with mounting 234000505 Holder with two pop rivets 234000506 Holder with mounting for chest parts...
  • Page 41 9.3 AMBU MAN Service Parts and Accessories Torso & Stomach - description 234000566 Lung bag 234000567 Silicone bushing for lung bag 234000510 Lung plate with stomach plate, complete 234000511 Bushing 234000577 Spring kit for lung plate 234000522 Stomach bag with holder...
  • Page 42 9.3 AMBU MAN Service Parts and Accessories General - description 234000703 Face Piece 234000702 Head Bag 234000789 Carrying Bag/Training Mat 234000790 Jogging suit jacket 234000792 Jogging suit trousers Page 42...
  • Page 43 10.1 Drawing - Full manikin Page 43...
  • Page 44 10.1-1 Drawing - Base 10.1-2 Drawing - Base and lung plate Page 44...
  • Page 45 10.1-3 Drawing - Heart 10.1-4 Drawing - Lungplate and stomach plate Page 45...
  • Page 46 10.1-5 Drawing - Head Page 46...

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