Arjo Flowtron ACS900 Service Manual
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Arjo Flowtron ACS900 Service Manual

Arjo Flowtron ACS900 Service Manual

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SERVICE MANUAL
Flowtron ACS900
SER0026 Rev 04 • 02/2021

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Summary of Contents for Arjo Flowtron ACS900

  • Page 1 SERVICE MANUAL Flowtron ACS900 SER0026 Rev 04 • 02/2021...

  • Page 2: Amendment Record

    Amendment Record Flowtron ACS900 Service Manual AMENDMENT RECORD Date Bulletin Content incorporated New registration for Taiwan and other countries. Updated spares for 2018-DEC-07 replacing of a new battery. Chapter 7 Technical Specification updates in chapter 2019-NOV-08 “Electromagnetic Compatibility” tables and “Symbols”.
  • Page 3 Flowtron ACS900 Service Manual Amendment Record Issue 04 Amendment Record 02/2021 SER0026 Page 3...

  • Page 4: Table Of Contents

    Design Policy and Copyright ....... . . 9 About the Flowtron ACS900 System ......10 Technical Description .
  • Page 5 Flowtron ACS900 Service Manual CHAPTER 4 Testing........34 Initialising the Pump.
  • Page 6 Replacing the Arjo Badge ........
  • Page 7 Flowtron ACS900 Service Manual CHAPTER 9 Parts List ........107 Pump Parts List .

  • Page 8: Chapter 1 Introduction

    INTRODUCTION About This Manual Arjo strongly recommends that their equipment is only serviced by trained personnel. In no event will Arjo be responsible for any service performed by customers or third parties. This manual contains information on maintenance, servicing, repair, troubleshooting and testing for the ®...

  • Page 9: General

    ® ™ are trademarks belonging to the Arjo group of companies. As our policy is one of continuous improvement, we reserve the right to modify designs without prior notice. The content of this publication may not be copied either whole or in part without the consent of Arjo.

  • Page 10: About The Flowtron Acs900 System

    The system consists of a pump that must be used in conjunction with Arjo single-patient-use compression garments. The pump provides intermittent cycles of compressed air to the connected compression garment(s), which are inflated alternately. The pump can be used with a number of different Arjo single-patient-use compression garments, including: •...
  • Page 11 Power Button LCD Screen Tubeset Connector 2 (Orange Button) Tubeset Retention Clips Swing-out Bed-Hooks Mains Power Cord Mains Power Cord Retention Clip LED Indicator (on the underside) Figure 1 - Flowtron ACS900 Pump Issue 04 Chap 1 02/2021 SER0026 Page 11...

  • Page 12: Technical Description

    Introduction Flowtron ACS900 Service Manual Technical Description The pump consists of an electronically controlled air compressor with associated air routing and alarm facilities. The operation of all the pump features is driven by microcontroller software. The key parts of the pump are as follows: •...

  • Page 13: System Operation

    Flowtron ACS900 Service Manual Introduction System Operation Disconnect any garments from the pump. Connect the pump to the mains power supply using the power cable provided. The pump will power up automatically and start running a diagnostic test and initializing the pump.
  • Page 14 Introduction Flowtron ACS900 Service Manual Connect the garments to the pump tubeset assemblies and make sure the connectors click into place. Foot and calf (or calf & thigh) garments can be connected singly or in any combination. Figure 3 shows four of the possible garment configurations.

  • Page 15: Inflation Pressure

    Flowtron ACS900 Service Manual Introduction 5.10 Typical garment options and default therapy parameters are detailed in Table 1. Table 1 - Garment Options and Default Therapy Parameters Garment Type and Inflation Pressure Inflation Hold Cycle LCD Display Graphic (mmHg) (seconds)
  • Page 16 Introduction Flowtron ACS900 Service Manual 5.16 The uniform calf garment is inflated and held at 40 mmHg for 12 seconds. 5.17 The calf garment then deflates and the cycle repeats again until the therapy is stopped. Note: If one foot and one calf (or calf & thigh) garment are attached as shown, the normal continuous cycle of inflation will be: foot, calf, then foot, foot, calf repeated until the therapy is stopped.

  • Page 17: Audio Alarm Volume

    Flowtron ACS900 Service Manual Introduction Audio Alarm Volume The audio alarm can be set to either a low, medium or high volume level. When the pump is in Standby, press the Left Control button for 2 seconds to enter Audible Alarm Volume Setting mode.

  • Page 18: Pneumatic Control Schematic

    Introduction Flowtron ACS900 Service Manual Pneumatic Control Schematic Figure 5 - Pneumatic/Control Schematic Chap 1 Issue 04 Page 18 SER0026 02/2021...

  • Page 19: Electrical Schematic

    Flowtron ACS900 Service Manual Introduction Electrical Schematic Figure 6 - Electrical Schematic Issue 04 Chap 1 02/2021 SER0026 Page 19...

  • Page 20: Chapter 2 Troubleshooting

    Troubleshooting Flowtron ACS900 Service Manual CHAPTER 2 TROUBLESHOOTING Troubleshooting Table On detection of a fault condition, the pump provides a visual-only warning followed by an audible and visual alarm if the fault is not cleared. Warning Conditions The visual-only warning is a fault icon on the LCD screen. The LED indicators remain unchanged and there is no audible alarm.
  • Page 21 Flowtron ACS900 Service Manual Troubleshooting Table 2 - Warning Conditions Troubleshooting Table Warning Condition Description and Corrective Action The warning is activated after 4 minutes and shows a Low Pressure/Leak leak in garment 1 or its tubing. The warning changes to an alarm after an additional 6 minutes (10 minutes total).
  • Page 22 Troubleshooting Flowtron ACS900 Service Manual Warning Condition Description and Corrective Action The Battery Low warning and alarm will only be Battery Low activated when the pump is operating from the battery (the mains power is disconnected). When any of these Battery Low warning or alarm...

  • Page 23: High Temperature

    Flowtron ACS900 Service Manual Troubleshooting Warning Condition Description and Corrective Action The Faulty Tubeset warning and alarm are activated if Faulty Tubeset the pump detects a fault in the tubeset. For both conditions, switch off the pump. If the pump is in Standby when the faulty tubeset is detected: •...
  • Page 24 • “CAL” is displayed in the top left. • Therapy is suspended. The tubeset must be recalibrated by Arjo authorised service personnel before therapy can continue: • Reconnect the tubeset to the pump and check the security of the connections.
  • Page 25 Flowtron ACS900 Service Manual Troubleshooting Warning Condition Description and Corrective Action The Battery Fault alarm is activated if the pump Battery Fault detects a fault in the internal battery. If the pump is in Standby, on battery power: • An alarm is activated which can be muted.
  • Page 26 Troubleshooting Flowtron ACS900 Service Manual Table 3 - Troubleshooting Hints Fault Possible Cause Remedy Garment Tube disconnected at garment. Check the tube connections at Pressure/Leak the garment end. Alarm Loose fitting garment. Refit the garment. Garment leak. Check garment and replace if necessary.

  • Page 27: Hardware Error Messages And Error Codes

    Flowtron ACS900 Service Manual Troubleshooting Hardware Error Messages and Error Codes The ACS900 pump has a miniature USB connector that enables an engineer to connect it to a PC or laptop and use software which can manage the pump and assist fault diagnosis and repair. This application is the TAPP Communicator which is described in Chapter 4 Section 7, Page 40 “TAPP...

  • Page 28: Chapter 5 "Pump Repair", Page 68, Section

    Table 4 - Hardware Error Messages and Error Codes for Single Faults Communicator Error Hardware Error Message on Explanation of Fault Remedy LCD Screen Code for Single Fault EEPROM READ 0x0001 Read failure on EEPROM on Main PCB assembly Replace the Main PCB assembly: Chapter 5 “Pump Repair”, Page 71, Section 25 EEPROM WRITE 0x0002...

  • Page 29: Communicator Error Codes For Multiple Faults

    Flowtron ACS900 Service Manual Troubleshooting Communicator Error Codes for Multiple Faults Using the TAPP Communicator, send the command 78C: Read Errors. The Response box on the TAPP Communicator displays errors in the format: 0x0000: 3.2.1 “0x” indicates that the next four digits are hexadecimal i.e. each digit can be any number/letter in the range 0-9, A-F, refer to Table 5.

  • Page 30: Chapter 3 Maintenance

    Maintenance Flowtron ACS900 Service Manual CHAPTER 3 MAINTENANCE WARNING: BEFORE DISMANTLING THE PUMP UNIT, MAKE SURE THE UNIT HAS BEEN ISOLATED FROM THE MAINS/POWER SUPPLY BY REMOVING THE MAINS/POWER PLUG FROM THE WALL SOCKET. WARNING: A POTENTIAL ELECTRICAL SHOCK HAZARD EXISTS ON THE POWER SUPPLY PCB ASSEMBLY WHEN THE CASE IS OPENED, EVEN WITH THE PUMP SWITCHED OFF.

  • Page 31: Cleaning Instructions

    Flowtron ACS900 Service Manual Maintenance Cleaning Instructions If the pump is to be cleaned by spraying cleaning solutions directly onto it, the following (Refer to Figure 9) instructions must be observed: Note: Make sure that all the covers are fitted correctly before cleaning the pump.

  • Page 32: Maintenance Checks

    Maintenance Flowtron ACS900 Service Manual Maintenance Checks If any parts are found to be damaged they must be replaced in accordance with Chapter 5, Pump Repair. Visually inspect the following for damage, wear and potential faults: • Outer casing: Check for damage and security •...
  • Page 33 Flowtron ACS900 Service Manual Maintenance Intentionally left blank Issue 04 Chap 3 02/2021 SER0026 Page 33...

  • Page 34: Chapter 4 Testing

    Testing Flowtron ACS900 Service Manual CHAPTER 4 TESTING Initialising the Pump Make sure that NO garments are connected to either pump tubeset assembly. Plug the pump into an electrical outlet and apply mains power. The pump will first go through a self-test routine (Refer to Chapter 1, Page 13, Section 5).
  • Page 35 Flowtron ACS900 Service Manual Testing 2.3.1 Figure 11 shows two uniform calf or calf & thigh garments connected to the pump. Figure 11 - LCD Display - Two Uniform Calf or Calf & Thigh Garments Connected 2.3.2 Figure 12 shows a foot garment and a uniform calf or calf & thigh garment connected to the pump.

  • Page 36: Checking The Basic Pump Operation

    Testing Flowtron ACS900 Service Manual Checking the Basic Pump Operation Initialize the pump (Refer to Page 34, Section 1). Connect a rolled-up foot garment to each pump tubeset assembly. Make sure the connection and garment types are confirmed correctly on the display (Refer to Table 6).

  • Page 37: Soak Test

    Flowtron ACS900 Service Manual Testing 3.6.4.2 The alarm LEDs on the front of the pump illuminate. 3.6.4.3 The warning message is shown on the LCD display (Refer to Figure 16). Figure 17 - LCD Display - Garment Disconnected Alarm Message 3.6.5...

  • Page 38: Location Of The Soft-Function Buttons On The Pump Membrane Label

    Testing Flowtron ACS900 Service Manual Location of the Soft-Function Buttons on the Pump Membrane Label LCD Display and Membrane Label for Flowtron ACS900 Pump Mains Indicator Power Button Left Control Middle Control Right Control Button Button Button Figure 18 - Soft Function Buttons on the Membrane Label A Power button, switching the pump between: •...

  • Page 39: Electrical Safety Testing

    Flowtron ACS900 Service Manual Testing Electrical Safety Testing To test the pump unit correctly, the test equipment in Table 7 is required. Table 7 - Electrical Test Equipment Item Test Equipment Portable Appliance Tester / Electrical Safety Analyser The ACS900 is a Class II device, double insulated, Type BF appliance. It does not need or include a ground / earth connection and is certified to IEC 60601-1:2005 + A1:2012.

  • Page 40: Tapp Communicator Commands

    Testing Flowtron ACS900 Service Manual TAPP Communicator Commands A range of service commands can be sent to the pump using TAPP Communicator. These include Read commands, where a value is read from the pump and Write commands, where a value is written to the pump.
  • Page 41 Flowtron ACS900 Service Manual Testing Table 8 - TAPP Communicator Test Commands Reqd Type of Command Pump Response / Note Test command Mode The following commands instruct the pump to perform self-tests. 703: Enter Service LCD displays: tSt Enable Test Mode...
  • Page 42 Testing Flowtron ACS900 Service Manual Table 8 - TAPP Communicator Test Commands Reqd Type of Command Pump Response / Note Test command Mode The following commands are used to identify pump information, serial numbers, usage, ownership etc. 801: Service Action Retrieves Software version, e.g.
  • Page 43 Flowtron ACS900 Service Manual Testing Table 8 - TAPP Communicator Test Commands Reqd Type of Command Pump Response / Note Test command Mode 307: Service Audit Used when a replacement main PCB is fitted. Set pump Action model No. 308: Service Audit Used when a replacement Compressor is fitted.

  • Page 44: Chapter 5 Pump Repair

    FROM THE POWER SUPPLY BY REMOVING THE CORD PLUG FROM THE WALL OUTLET. General This chapter details repair procedures for the Flowtron ACS900 pump. All repairs should be carried out by Arjo approved service personnel. Use only approved Arjo replacement parts. Use of unapproved parts can compromise EMC performance and result in increased emissions or reduced immunity.
  • Page 45 Flowtron ACS900 Service Manual Pump Repair Basic Garment Recalibrate Reset Electrical Components / Assemblies Pump Recognition Tube Service Safety Operation Test Sets Tests Hook Assembly Valve Module Assembly Compressor Assembly Power Supply Module Power Supply PCB LCD Display Assembly Fuse...

  • Page 46: Replacing The Inlet Filter Felt

    Pump Repair Flowtron ACS900 Service Manual Replacing the Inlet Filter Felt Remove the retaining screws (Fig 20, Item 30) and lift off the power cord retainer (Fig 20, Item 10). Remove the Filter Foam (Fig 20, Item 20) from the recess and dispose of it.
  • Page 47 Flowtron ACS900 Service Manual Pump Repair Note: Check the orientation of the text on both labels (Items 10 & 20) before fitting Note: Fit the Serial Number Label (Item 10) first Figure 21 - Fitting Pump Labels Table 11 - Pump Label Parts List...

  • Page 48: Fitting Pump Labels

    Pump Repair Flowtron ACS900 Service Manual Fitting Pump Labels New labels are required when the Rear Case or Front Case are replaced. Replacement Serial Number labels are not available, so the old label must be carefully removed and reused. Note: Items 10 and 20 must be stuck on in the correct order and with the correct orientation.
  • Page 49 Flowtron ACS900 Service Manual Pump Repair Table 12 - Mains Power Cord Version Part Numbers Cable Part No./Description Product Country Model No. 526000-03 526000-04 526000-01 526000-02 526000-05 Australia 526000-06 526000-07 Europe 526000-08 526000-09 Swiss 526000-10 526000-11 Japan 526000-12 526000-13 China...
  • Page 50 Pump Repair Flowtron ACS900 Service Manual Cable Part No./Description Product Country Model No. PTBR 526000-19 526000-20 Taiwan 526000-27 526000-28 East Euro 526000-29 526000-30 Russia 526000-31 526000-32 Israel 526000-39 526000-40 Chap 5 Issue 04 Page 50 SER0026 02/2021...
  • Page 51 Flowtron ACS900 Service Manual Pump Repair Figure 22 - Removing the Mains Power Cord and USB Cover Table 13 - Mains Power Cord and USB Cover Parts List Item Part Number Description Refer to Table 12 Mains Power Cord IEC...

  • Page 52: Removing The Power Cord Retainer

    Pump Repair Flowtron ACS900 Service Manual Removing the Power Cord Retainer WARNING: BEFORE REMOVING THE MAINS POWER CORD RETAINER, MAKE SURE THE PUMP UNIT HAS BEEN ISOLATED FROM THE MAINS POWER SUPPLY BY REMOVING THE MAINS POWER PLUG FROM THE WALL SOCKET.
  • Page 53 Flowtron ACS900 Service Manual Pump Repair Figure 23 - Replacing the Bed Hooks Table 14 - Bed Hooks Parts List Item Part Number Description Rear Case Assembly Spare ACS900 526361-01 526325 Bed Hook 526323SZ Short Bed Hook 526308 Bed Hook Clamp Left Hand...

  • Page 54: Removing The Bed Hooks

    Pump Repair Flowtron ACS900 Service Manual Removing the Bed Hooks 10.1 Remove the Rear Case from the Front Case (Refer to Page 56, Section 13). 10.2 Lay the Rear Case (Fig 23, Item 10) down with the inside surface pointing upwards.
  • Page 55 Gasket, 1 x Display Window Gasket, 2 x LCD Gasket, 1 x Keypad ACS900, 1 x LCD Window, 1 x Arjo Badge Small b. Includes 1 x Front Case Assembly, 1 x Lens, LED - RH, 1 x Lens, LED - LH, Insert M3, Loctite...

  • Page 56: Removing The Rear Case Assembly From The Pump

    Pump Repair Flowtron ACS900 Service Manual Removing the Rear Case Assembly from the Pump WARNING: BEFORE DISMANTLING THE PUMP, ENSURE UNIT HAS BEEN ISOLATED FROM THE POWER SUPPLY BY REMOVING THE CORD PLUG FROM THE WALL OUTLET. 12.1 Remove the mains power cord from the pump (Refer to Page 52, Section 6).
  • Page 57 Flowtron ACS900 Service Manual Pump Repair Mounting Bosses (Part of Front Case Ass'y) Figure 25 - Replacing the Mains Inlet PCB assembly Table 16 - Mains Inlet PCB Assembly Parts List Item Part Number Description 526055-01 PCB Power Inlet ACS900...

  • Page 58: Removing The Mains Inlet Pcb Assembly

    Pump Repair Flowtron ACS900 Service Manual Removing the Mains Inlet PCB Assembly 14.1 Put the pump down on its front and remove the Rear Case from the Front Case (Refer to Page 56, Section 12). Note: With care, lift the Rear Case to reveal the interconnections.
  • Page 59 Flowtron ACS900 Service Manual Pump Repair Blue Brown Figure 27 - Replacing the Mains Power Fuse Table 17 - Mains Power Fuses Parts List Item Part Number Description 513398 Fuse 1A Anti Surge 20 mm 513399 Fuseholder Cover 20 mm...

  • Page 60: Replacing The Mains Power Fuse On The Mains Inlet Pcb Assembly

    Pump Repair Flowtron ACS900 Service Manual Replacing the Mains Power Fuse on the Mains Inlet PCB Assembly WARNING: MAKE SURE THE REPLACEMENT FUSE IS THE CORRECT TYPE AND RATING, OR THE ELECTRICAL SAFETY OF THE PUMP MAY BE IMPAIRED. 16.1 Remove the Rear Case from the pump (Refer to Page 56, Section 12).
  • Page 61 Flowtron ACS900 Service Manual Pump Repair Figure 28 - Replacing the Power Supply Module Table 18 - Power Supply Module Parts List Item Part Number Description 526064 PSU Assembly (see Table 19) 526321 PSU 18V 40W FAS310 Screw, Button HD Torx, M3 X 10 STL ZN...

  • Page 62: Removing The Psu Assembly

    Pump Repair Flowtron ACS900 Service Manual Removing the PSU Assembly WARNING: DO NOT CONNECT THE MAINS POWER CORD TO THE PUMP AND SWITCH ON THE MAINS POWER SUPPLY, WHEN THE REAR CASE IS REMOVED FROM THE PUMP. VOLTAGES IN EXCESS OF 30 VOLTS RMS OR 50 VOLTS DC ARE PRESENT ON THE POWER SUPPLY MODULE AND CAN, IN CERTAIN CIRCUMSTANCES, BE LETHAL.
  • Page 63 Flowtron ACS900 Service Manual Pump Repair Position cable tie centrally on the battery Figure 30 - Replacing the Battery Table 19 - PSU Assembly Item Part Number Description 526320 Battery, Li-Ion, 14.4 V, 2600 526370 Battery, Li-Ion, 14.4 V, 2600 mAh, after software version V2.310...

  • Page 64: Removing The Battery

    Pump Repair Flowtron ACS900 Service Manual Removing the Battery 19.1 Remove the Rear Case from the pump (Refer to Page 56, Section 12). 19.2 Lay the Front Case down with the inside surface pointing upwards (Fig 28, Item 50). 19.3 Refer to Page 62, Section 17 to remove the PSU mounting bracket (Fig 28, Item 40).
  • Page 65 Flowtron ACS900 Service Manual Pump Repair Figure 31 - Replacing the Tubeset Assembly Table 20 - Tubeset Assemblies Parts Item Part Number Description Refer toTable 15 ACS900 Front Case Assembly, Spare 526348 Cover Bulkhead Tube Set 526316 Manifold Bulkhead 526062-01...

  • Page 66: Removing The Tubeset

    Press the Middle Control button to start the automatic calibration process. • On successful completion of the calibration, the pump displays the Standby screen. After calibration, connect any Arjo garment to confirm that the display shows the correct garment type. Chap 5...
  • Page 67 Flowtron ACS900 Service Manual Pump Repair Connect 6 pin stepper motor connector Note: Compressor removed for clarity on manifold assembly to main PCB Connect silicone tube to compressor Connect garment cable to connector on manifold assembly Figure 32 - Replacing the Valve Module Assembly...

  • Page 68: Removing The Valve Module Assembly

    Pump Repair Flowtron ACS900 Service Manual Table 21 - Valve Module and Tubeset Assemblies Parts Item Part Number Description 526098 Valve Module Assembly, Spares Item 526058-01 PWA, Manifold ACS900 526352 Tubing, Manifold Compressor 526062-01 Tubeset Assembly, Standard, for ACS900 Pump 526062-02 Tubeset Assembly, 13’...

  • Page 69: Installing The Valve Module Assembly

    Flowtron ACS900 Service Manual Pump Repair 23.8 Carefully begin lift the Valve Module assembly (Fig 32, Item 10) and the Tubeset assembly (Fig 32, Item 70) from the pump. 23.9 While lifting the Valve Module assembly disconnect the Stepper Motor cable (Fig 32, Item A) leading to the Main PCB (Fig 34, Item 3).
  • Page 70 Pump Repair Flowtron ACS900 Service Manual Note: All other components removed for clarity Figure 33 - Replacing the Display Panel PCB Assembly Table 22 - Main PCB Assembly Parts List Item Part Number Description 526052 Main PCB Assembly for ACS900 Pump...

  • Page 71: Removing The Main Pcb Assembly

    Flowtron ACS900 Service Manual Pump Repair Removing the Main PCB Assembly CAUTION: Static Sensitive Devices. Electrostatic discharge can seriously damage the PCB assemblies. This pump should only be opened by personnel trained in ESD methods and with appropriate equipment and anti-static protection.
  • Page 72 Pump Repair Flowtron ACS900 Service Manual 25.1 Put the pump down on its front and remove the Rear Case from the Front Case (Refer to Page 56, Section 12). 25.2 Remove the Valve Module Tubeset assembly (Refer to Page 68, Section 23).

  • Page 73: Installing The Main Pcb Assembly

    Flowtron ACS900 Service Manual Pump Repair Installing the Main PCB assembly Note: The Main PCB assembly is comprised of the Main PCB, LCD module and transducer tube. This assembly is not repairable and must be replaced as a complete unit.
  • Page 74 Pump Repair Flowtron ACS900 Service Manual Membrane Cable Slot for Membrane Cable Figure 36 - Replacing the Display Window Assembly Table 23 - Membrane Panel Parts List Item Part Number Description 526330 Keypad ACS900 526313 LCD window 526338 Display window gasket...

  • Page 75: Replacing The Display Window Assembly

    Flowtron ACS900 Service Manual Pump Repair Replacing the Display Window Assembly Note: The Display Window Assembly is comprised of the Membrane Switch Panel, Power LED indicator, LCD window and protective foam. This assembly is not repairable and must be replaced as a complete unit.
  • Page 76 Pump Repair Flowtron ACS900 Service Manual Figure 37 - Replacing the Compressor Assembly Table 24 - Compressor Assembly and Compressor Filter Parts List Item Part Number Description 513067 Compressor, Series 10 (W/Wire Assembly) 526332 Bracket, Compressor MTG. FAS316 Screw, Pan HD Torx PT, M3 X 16 Stl-Zn...

  • Page 77: Removing The Series 10 Compressor And Bracket Assembly

    Flowtron ACS900 Service Manual Pump Repair Removing the Series 10 Compressor and Bracket Assembly The Series 10 Compressor and Bracket assembly (Fig 37, Item 10) has no service replaceable parts and must be replaced as a complete unit. This assembly includes the compressor, bracket, anti-vibration mounts and connecting cable.
  • Page 78 Pump Repair Flowtron ACS900 Service Manual Figure 39 - Replacing the Front Case Table 25 - Front Case Parts List Item Part Number Description 526360 ACS900 Front Case Assembly, Spare Refer toTable 15 526364 Assy, LCD Window/Keypad, Spare Chap 5...

  • Page 79: Replacing The Front Case And Lens Assembly

    Flowtron ACS900 Service Manual Pump Repair Replacing the Front Case and Lens Assembly This operation requires all components to be removed from the Front Case and Lens assembly. Note: The Display Window Assemblies are NOT interchangeable; the replacement Window Assembly must be the same part number as the original Window Assembly fitted to the pump.

  • Page 80: Replacing The Arjo Badge

    Note: The Arjo badge small may be ordered as separate items to the Front Case and Lens assembly. 31.1 Remove the old badge and any residual adhesive, if applicable. 31.2 Peel off the backing film from the Arjo Badge Small (Fig 40, Item 20) and stick it in the Front Case recess Chap 5 Issue 04...
  • Page 81 Flowtron ACS900 Service Manual Pump Repair Figure 41 - Replacing the Rubber Feet Table 27 - Rubber Feet Parts List Item Part Number Description 526360 (Refer toTable 15) Front case spare assembly ACS900 526361-01 (Refer toTable 14) Rear Case Assembly Spare ACS900...

  • Page 82: Replacing The Rubber Feet

    Pump Repair Flowtron ACS900 Service Manual Replacing the Rubber Feet 32.1 Remove the old Rubber Feet and any residual adhesive, where applicable. Clean thoroughly. 32.2 Peel the new Base Foot (Fig 41, Item 30) from the backing film and apply it to the recess on the base of the case.

  • Page 83: Replacing The Rear Case

    Flowtron ACS900 Service Manual Pump Repair Replacing the Rear Case If the Rear Case is to be changed for a replacement part, remove the Rear Case assembly (Refer to Page 56, Section 12) then remove the following attached components and retain them: 34.1...

  • Page 84: Service Software

    Flowtron ACS900 Service Manual CHAPTER 6 SERVICE SOFTWARE Introduction This section describes the software used to service the Flowtron ACS900 pump. Two different programmes are available: TAPP Communicator The Therapy and Prevention Products (TAPP) programme sets up two way communications between the PC and the pump.

  • Page 85: Connecting The Pump To A Pc

    Flowtron ACS900 Service Manual Service Software Connecting the Pump to a PC The connection between the pump and the PC (laptop or desktop) is made via the USB port on the rear of the pump. A standard USB Type A-Mini B cable is used for connection, which is available as a service part.

  • Page 86: Installing Device Drivers

    Service Software Flowtron ACS900 Service Manual Installing Device Drivers Note: Although the TAPP applications can be installed at any time, the pump’s device drivers can only be installed when the pump is connected to the PC. Driver installation requires that you have administrator privileges.

  • Page 87: Installing Tapp Communicator

    Flowtron ACS900 Service Manual Service Software Installing TAPP Communicator Insert the TAPP Communicator disc into the CD/DVD ROM drive of the PC. Click on My Computer and navigate to the CD/DVD disc. Figure 46 - Files on the TAPP Communicator Disc Locate the INSTALL TAPP Communicator file and double click it.

  • Page 88: Setting Up The Tapp Communicator Software

    Service Software Flowtron ACS900 Service Manual Setting up the TAPP Communicator Software The set-up routine installs the software in a folder called TAPP Communicator. This can be accessed from the PC’s Start menu. Locate the TAPP Communicator programme by clicking on Start, All Programs, TAPP Communicator.
  • Page 89 Flowtron ACS900 Service Manual Service Software From the TAPP Communicator start-up screen, click on Service then Service Control. Figure 51 - TAPP Communicator Service File selection Select the ACS900_Command.cfg file in the TAPP Communicator folder. Click Open. This opens the Service Screen which is used to send and receive service data from the pump.

  • Page 90: Troubleshooting Communications Failure

    Service Software Flowtron ACS900 Service Manual Troubleshooting Communications Failure The most likely causes of communications failure are that either the USB connection between the PC and the pump is not physically connected, or that the COM port settings are not configured correctly.
  • Page 91 Flowtron ACS900 Service Manual Service Software The ST Microelectronics Virtual COM port should appear in the list of devices. If it does not, or it has a yellow warning triangle or red cross next to it, it has not been installed correctly.
  • Page 92 Service Software Flowtron ACS900 Service Manual In the Properties window, click on the Port Settings tab and then click on Advanced. Figure 57 - Windows COM Port Advanced Settings Use the COM Port Number drop down list to select a new COM port, for example COM5. Click OK to save the changes.

  • Page 93: Using Tapp Communicator Software

    Flowtron ACS900 Service Manual Service Software Using TAPP Communicator Software Connect the pump to the PC using the USB cable (refer to Figure 43) and apply power. On the PC, run the TAPP Communicator software. Open the Service Screen and select an item. Click SEND...

  • Page 94: Uploading Software Files To The Pump

    Service Software Flowtron ACS900 Service Manual Uploading Software Files to the Pump The pump software is supplied as a binary file (.bin) which can be uploaded from the PC to the pump using the TAPP Uploader program. The file will normally be supplied on either of the following media: •...
  • Page 95 Flowtron ACS900 Service Manual Service Software Click on Start Bootloader. The Bootloader confirmation message will be displayed (refer to Figure 61). If the PC is equipped with sound, you should also hear a USB disconnection beep. Figure 61 - Bootloader Confirmation Message 9.10...
  • Page 96 Service Software Flowtron ACS900 Service Manual 9.12 The upload process normally takes around 15 seconds during which time a progress bar will be displayed. The pump’s LCD also displays the progress as a percentage. Figure 63 - TAPP Uploader: Uploading Binary File Note: Do not disconnect the power from the pump or PC during the upload process.

  • Page 97: Troubleshooting Upload Problems

    Flowtron ACS900 Service Manual Service Software Troubleshooting Upload Problems Upload Failure The most likely causes of upload failure are that either the USB connection between the PC and the pump is not physically connected, or that the COM port settings are not configured correctly.

  • Page 98: Technical Specification

    Technical Specification Flowtron ACS900 Service Manual CHAPTER 7 TECHNICAL SPECIFICATION Pump Specification PUMP Model Flowtron ACS900 Supply Supply Part Country Voltage Frequency Configuration Number (Hz) 526000-01 US, Canada, Venezuela, Mexico, Ecuador, Colombia, Peru 526000-02 526000-03 United Kingdom, Singapore, Hong Kong...

  • Page 99: Power Input

    Flowtron ACS900 Service Manual Technical Specification PUMP (Continued) 526000-31 Russia 526000-32 526000-33 Thailand 526000-34 526000-35 Panama 526000-36 526000-37 Part Iran Numbers 526000-38 526000-39 Israel 526000-40 526000-41 Finland/Bosnia and Herzegovina/ Bulgaria/Croatia/Serbia 526000-42 526000-43 Austria 526000-44 Power 10 - 40 VA Input Size H 230 x W 226 x D 196 mm (9.1 x 8.9 x 7.5 in)

  • Page 100: Electromagnetic Compatibility

    EMI (electromagnetic interference) from external sources. Some procedures can help reduce electromagnetic interferences: • Use only Arjo cables and spare parts to avoid increased emissions or decreased immunity which can compromise the correct functioning of the equipment. • Ensure that other devices in patient-monitoring and/or life-support areas comply to accepted emissions standards.

  • Page 101: Guidance And Manufacturer's Declaration - Electromagnetic Emissions

    Flowtron ACS900 Service Manual Technical Specification Guidance and manufacturer’s declaration - electromagnetic emissions Emissions Test Compliance Electromagnetic environment - guidance RF emissions Group 1 The pump uses RF energy only for its internal function. Therefore, its RF emissions are very...
  • Page 102 Technical Specification Flowtron ACS900 Service Manual Guidance and manufacturer’s declaration - electromagnetic immunity Radiated RF Home Healthcare Home Portable and mobile RF communications electro- environment Healthcare equipment should be used no closer to any magnetic field environment part of the product, including cables, than 1.0m, if the transmitter’s output power...
  • Page 103 Flowtron ACS900 Service Manual Technical Specification Guidance and manufacturer’s declaration - electromagnetic immunity Voltage dips, 0 % U ; 0,5 cycle 0 % U ; 0,5 Mains power quality should be that of a short typical commercial or hospital At 0°, 45°, 90°,...

  • Page 104: Symbols

    Technical Specification Flowtron ACS900 Service Manual Symbols With respect to electric shock, fire and mechanical CE marking indicating hazards only in conformity with European accordance with CAN/ Community harmonised Serial CSA-C22.2 No. 60601.1 E348583 legislation. Number (2008) + (2014). Figures indicate Notified...
  • Page 105 Flowtron ACS900 Service Manual Technical Specification Intentionally left blank Issue 04 Chap 7 02/2021 SER0026 Page 105...

  • Page 106: Packing Instructions

    PACKING INSTRUCTIONS Flowtron ACS900 Service Manual CHAPTER 8 PACKING INSTRUCTIONS Packing Specification Ensure pump faces this direction Poly Bag MIS013 Plastic Bag Inner Fitting (526) IFU is fitted on top of BOX368 inner box Locate electric cord and hose set in this area...

  • Page 107: Pump Parts List

    Flowtron ACS900 Pump, (China OR Tubeset) 526000-15 Flowtron ACS900 Pump, (SA/India Standard Tubeset) 526000-16 Flowtron ACS900 Pump, (SA/India OR Tubeset) 526000-17 Flowtron ACS900 Pump, (Saudi Arabia Standard Tubeset) 526000-18 Flowtron ACS900 Pump, (Saudi Arabia OR Tubeset) 526000-19 Flowtron ACS900 Pump, (Brazil Standard Tubeset) 526000-20...
  • Page 108 Parts List Flowtron ACS900 Service Manual Part Number Description Fig - Item 526000-29 Flowtron ACS900 Pump (East Euro Standard Tubeset) 526000-30 Flowtron ACS900 Pump (East Euro OR Tubeset) 526000-31 Flowtron ACS900 Pump (Russia Standard Tubeset) 526000-32 Flowtron ACS900 Pump (Russia OR Tubeset)
  • Page 109 Flowtron ACS900 Service Manual Parts List Part Number Description Fig - Item Front Case Assembly 526360 Kit Front Case Spare Assembly ACS900 24 - 20 36 - 50 40 - 10 41 - 10 526304 Kit Front Case Assembly ACS900...

  • Page 110: Compressor Assembly

    Parts List Flowtron ACS900 Service Manual Part Number Description Fig - Item 526310 Bed Hook Clamp Right 23 - 30 FAS316 Screw, Pan Hd Torx Pt, M3 X 16 Stl-Zn 23 - 70 526320 Battery, Li-Ion, 14.4 V, 2600 mAh...
  • Page 111 Flowtron ACS900 Service Manual Parts List Part Number Description Fig - Item 513335 Grommet Bush 37 - 80 513322 Module Gasket 32 - 120 513382 Motor Wire Assembly 32 - 80 526058-01 PWA, Manifold ACS900 31 - 50 32 - 20 526062-02 Tubeset Assembly, 13’...

  • Page 112: Miscellaneous Items

    Parts List Flowtron ACS900 Service Manual Part Number Description Fig - Item CAB334SZ Taiwan Mains Power Cord IEC 22 - 10 CAB365SZ Israel Mains Power Cord IEC 22 - 10 Miscellaneous Items 513398 Fuse 1A Anti Surge 20 mm 27 - 10...
  • Page 113 Flowtron ACS900 Service Manual Test Sheets CHAPTER 10 TEST SHEETS Tests Required for Service Procedures Preventive Test Rental Annual Test description Manual Reference Maintenance section Return service (PM) External Maintenance check Chapter 3, Page 32, Section 3.1 Internal Maintenance check Chapter 3, Page 32, Section 3.2...
  • Page 114 Test Sheets Flowtron ACS900 Service Manual Customer and Equipment Details - to be completed for all tests- Pump Serial No. Job No. Customer/ Contact No. Hospital: Address: Tested by: Date: Item Action Comments Check Ref: Chapter 3, Page 32, Section 3.1...
  • Page 115 Flowtron ACS900 Service Manual Test Sheets Item Action Comment Check Inlet foam filter Replace. Refer to Chapter 5, Page 46, Section 2 Item Action Comment Check Internal Battery Replace. Refer to Chapter 5, Page 64, Section 19 Item Action Comments...

  • Page 116: Chapter 4, Page 36, Section

    Test Sheets Flowtron ACS900 Service Manual Item Action Comments Check Initialise pump Refer to Chapter 4, Page 34, Section 1 Garments recognition Refer to Chapter 4, Page 34, Section 2 Start therapy Refer to Chapter 4, Page 36, Section 3 Soak period >...
  • Page 117 At Arjo, we are committed to improving the everyday lives of people affected by reduced mobility and age-related health challenges. With products and solutions that ensure ergonomic patient handling, personal hygiene, disinfection, diagnostics, and the effective prevention of pressure ulcers and venous thromboembolism, we help professionals across care environments to continually raise the standard of safe and dignified care.

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