Tornado - Invacare
Contents
1. Various causes Identify the error code See REM24 Error Codes and Diagnostic Codes on page 18 Page 15 Tornado Service Manual PROBLEM OTHER POSSIBLE SOLUTION REFERENCE SYMPTOMS CAUSE Status display Speed e Replace See Adjusting and on remote reduction cable or replacing the speed flashes 2x switch on the switch reduction switch on drive mode lifter may be page 40 display shows defective or U disconnected Wheelchai None Batteries may e Replace the See Replacing r does not be defective batteries batteries on page 29 drive voltage not smoothly stable Drive motor s e Replace the See Replacing the drive may be drive motor s motors on page 24 defective Batteries None Batteries may e Replace the See Replacing cannot be be defective batteries batteries on page 29 charged LEDs on the Charger may e Replace the See User Manual of the charger are be defective charger charger flashing Wheelchai Status display Seat lifteris not e Return seat See User Manual r drives on remote in driving lifter to driving too slowly flashes 2x position either position drive mode too high or too display shows low and has U activated the automatic speed reduction Speed e Adjust the See Adjusting and reduction micro switch replacing the speed micro switch on reduction switch on the seat lifter page 40 may be badly adjusted None Remote may e Replace the See Replaci2. Please switch the remote on and off several times Wait approx 5 seconds each time before switching the remote on again If this does not rectify the error locate the error using the flash codes shown below Flash code Meaning Solution Notes 1 x flash Module defective Replace defective See Replacing module components of the ACS or Shark electronics on page 27 2 x flashes Accessory error e g e Check accessory See Testing an actuator short circuit connections check actuator motor on accessories page 39 Lifter raised or lowered e If lifter is raised See User Manual too far seat not at driving lower in stages until height the status display stops flashing If lowered too far raise lifter in stages until the status display stops flashing If at all possible only drive when the seat is at driving height 3 x flashes Fault in right hand motor e Check connecting See Checking Connection plugs the a on loose defective or motor e Check motor page defective See Replacing the drive motors on page 24 4 x flashes Fault in left hand motor e Check connecting See Checking Connection plugs the cables on Pene i or motor e eai page 36 See Replacing the drive motors on page 24 5 x flashes Fault brake fault on right e Check connecting See Checking hand motor Connection plugs the cables on loose defective or motor page 36 defective 7 See Replacing the drive motors on
3. Service Manual 5 Troubleshooting the Tornado If a problem occurs with the wheelchair then please proceed as follows Troubleshooting the Tornado with ACS Tornado e Identify the possible cause of the fault by using the troubleshooting tables below e Check the Status Display on the remote Identify the error code if it is flashing e Perform the necessary checks and repairs as recommended in the table below 5 1 1 Diagnosing driving faults PROBLEM OTHER SYMPTOMS POSSIBLE CAUSE SOLUTION REFERENCE Wheelchai r will not drive As at 19 03 2004 Status display on remote lights up normally and does not show an error code Drive motors may be disengaged e Engage the drive motors See User Manual Status display on remote does not light up Batteries may be defective e Replace the batteries See Replacing batteries on page 29 Batteries may e Charge the See User Manual be completely batteries discharged Power supply e Check the See Replacing the main to the remote main fuse fuse on page 34 may be interrupted e Check cables See Checking the between cables on page 36 modules for loose connections or damage Remote may e Exchange See Replacing the be defective the remote on the wheelchair for a different one to eliminate the possibility that the remote may be the cause remote on page 38 Status display on remote is flashing
4. able Drive motor s e Replace the See Replacing the may be drive motor s drive motors on defective page 24 Batteries None Batteries may e Replace the See Replacing cannot be be defective batteries batteries on page 29 charged LEDs on the Charger may e Replace the See User Manual of charger are be defective charger the charger flashing Wheelchai_ None Batteries may e Replace the See Replacing r drives be defective batteries batteries on page 29 too slowly As at 19 03 2004 Page 21 Tornado Service Manual 5 2 2 Shark Error Codes and Diagnostic Codes The drive electronics are capable of rectifying some errors automatically In this case the status display will cease to flash Please switch the remote on and off several times Wait approx 5 seconds each time before switching the remote on again If this does not rectify the error identify the error using the flash codes shown below FLASH Meaning Solution Notes CODE 1 User error e Ensure that the joystick is in the neutral central position simply release the joystick and switch on again 2 Battery error e Check battery and supply cable See Checking the cables on page 36 e Charge batteries If you switch the See User Manual wheelchair off for a few minutes the batteries can often recharge to such an extent that a short run is still possible However you should only do this in an emergency as this causes the batteries to discharge e
5. lugs See Checking the cables on page 36 11 Incompatible remote The wrong remote type is connected Ensure that the power module type code matches the remote type code See Replacing the remote on page 38 See Replacing components of the ACS or Shark electronics on page 27 As at 19 03 2004 Page 23
6. ng the be defective remote remote on page 38 Batteries may e Replace the See Replacing be defective batteries batteries on page 29 Page 16 As at 19 03 2004 Tornado Service Manual 5 1 2 Diagnosing problems with electric actuators In case an electric actuator will not function identify the source of the problem using the following table PROBLEM OTHER POSSIBLE SOLUTION REFERENCE Electric Actuator does not function SYMPTOMS CAUSE Remote CLAM is e Replace the See Replacing displays a defective CLAM components of the ACS or flashing E Shark electronics on page status diode on 27 the CLAM does not go out even if the remote is switched off or disconnected None Cable may e Check that See Checking the cables be the cable is on page 36 disconnected not or damaged disconnected or damaged If necessary replace the cable Electric e Test the See Testing an actuator actuator may actuator motor on page 39 be defective Remote may e Exchange See Replacing the be defective the remote on the wheelchair for a different one to eliminate the possibility that the remote may be the cause remote on page 38 As at 19 03 2004 Page 17 Tornado 5 1 3 Service Manual REM24 Error Codes and Diagnostic Codes The drive electronics are capable of rectifying some errors automatically In this case the status display will cease to flash
7. page 24 6 x flashes Fault brake fault on left e Check connecting See Checking hand motor Connection plugs the cables on loose defective or motor page 36 defective N See Replacing the drive motors on page 24 Page 18 As at 19 03 2004 Service Manual Tornado lower battery voltage e Check battery charger Flash code Meaning Solution Notes 7 x flashes Completely discharge e Pre charge battery See User Manual battery 8 x flashes Battery voltage too high e Switch lights on to See User Manual of battery charger 9 or 10 x flashes Faulty data transmission between modules Remove all electronic modules except the Power Module and the Remote Re attach modules one by one to determine which one is causing the fault See Replacing components of the ACS or Shark electronics on compatibility problems module page 27 11 x flashes Motors overloaded e Switch remote on overheated and off wait if necessary 12 x flashes Module used has e Remove incorrect See Replacing components of the ACS or Shark electronics on page 27 As at 19 03 2004 Page 19 Tornado Service Manual 5 2 Troubleshooting the Invacare Tornado with Shark Remote If a problem occurs with the wheelchair then please proceed as follows e Identify the possible cause of the fault by using the troubleshooting tables below e Check the Status Display on the remote Identify the e
8. rror code if it is flashing e Perform the necessary checks and repairs as recommended in the table below 5 2 1 Diagnosing driving faults PROBLEM OTHER POSSIBLE SOLUTION REFERENCE SYMPTOMS CAUSE Wheelchai Status display Drive motors e Engage the drive See User Manual r will not on remote may be motors drive lights up disengaged normally and does not show an error code Status display Batteries may e Replace the See Replacing on remote be defective batteries batteries on page 29 does not light up Batteries may e Charge the See User Manual be completely batteries discharged Power supply e Check the main See Replacing the to the remote fuse main fuse on page may be 34 interrupted Check cables See Checking the between modules cables on page 36 for loose connections or damage Remote may Exchange the See Replacing the be defective remote on the remote on page 38 wheelchair for a different one to eliminate the possibility that the remote may be the cause Status display Various causes e Identify the error See Shark Error on remote is code Codes and flashing Diagnostic Codes on page 22 Page 20 As at 19 03 2004 Service Manual Tornado PROBLEM OTHER POSSIBLE SOLUTION REFERENCE SYMPTOMS CAUSE Wheelchai None Batteries may e Replace the See Replacing r does not be defective batteries batteries on page 29 drive voltage not smoothly st
9. xcessively e Replace batteries See Replacing batteries on page 29 3 Fault on left hand e Check motor cable and connecting See Checking the motor M2 plugs cables on page 36 e Check motor See Replacing the drive motors on page 24 4 Fault on right hand e Check motor cable and connecting See Checking the motor M1 plugs cables on page 36 e Check motor See Replacing the drive motors on page 24 5 Error on left hand e Check cable and connecting plugs See Checking the M2 wheel lock cables on page 36 6 Error on right hand e Check cable and connecting plugs See Checking the M1 wheel lock cables on page 36 7 Error in Shark e Check remote bus cable and all See Checking the remote connecting plugs cables on page 36 e Replace remote See Replacing the remote on page 38 Page 22 As at 19 03 2004 Service Manual FLASH efe 2 8 Meaning Error in Shark power module Solution Check all cables and connecting plugs in the Shark system Replace power module Tornado Notes See Checking the cables on page 36 See Replacing components of the ACS or Shark electronics on page 27 Communication error in Shark system Check all cables and connecting plugs in the Shark system Replace remote See Checking the cables on page 36 See Replacing the remote on page 38 10 Unknown error Check all cables and connecting p
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