Sunrise Medical 931157 service manual Introduction

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INTRODUCTION

Please read and follow instructions in this service manual before attempting to troubleshoot or repair this product for the first time.If there is anything in this Service Manual that is not clear, or if you require additional Technical assistance, contact Sunrise Medical at: (800) 333-4000 option 2, then option 1.

Safely troubleshooting and/or repair of this product depends on your diligence in following the instructions within this manual. Sunrise Medical is not responsible for injuries or dam- age resulting from a person’s failure to exercise good judgement and/or common sense.

There are warning symbols used in this document to focus attention on any hazard that could effect the safety of the individual troubleshooting the chairs covered in this Service Manual.

This Service Manual has been compiled as a troubleshooting guide for the Guardian Aspire. Photographs and content may differ from the actual products in some cases due to changes in specifications and other factors.

This Service Manual is intended for use by persons with a basic working knowledge and the skills required in servicing and maintaining Power Wheelchairs. Persons without a General Working knowledge and expertise in the servicing of this product should not carry out trou- bleshooting procedures. This can result in problems with future servicing, and/or damage to the unit.

Parts and configuration or specifications of Products included in this Service Manual are subject to change without prior notice.

SUNRISE MEDICAL

ASPIRE SERVICE MANUAL

2003

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Contents Sunrise Medical Inc Rev a Specifications Guardian Aspire Troubleshooting GuideIntroduction VSI Controller VSI Controller Buttons VSI ControllerPlugs/Connectors Main Wiring Diagram/Tool List Wiring DiagramBasic Tool List Test Joystick Troubleshooting No PowerCircuit Breaker Reset SectionBattery Connection Check Re-Charging the BatteriesNot Charging If polarity is reversed correct battery wiring Battery Fuse Battery Wire HarnessBattery Gauge Blinks Once Every 2.5 Seconds Maximum Speed Indicator RipplesMaximum Speed Indicator Flashes Battery Gauge Steps UpTest Left Motor Open Understanding VSI Controller Diagnostics CodesOne Bar Low Battery Voltage Two Bars Left Motor DisconnectedTest Left Motor Short Three Bars Left Motor Wiring TripTest Right Motor Open Four Bars- Right Motor DisconnectedTest Right Motor Short Five Bars Right Motor Wiring TripNine Bars Solenoid Brake Trip Controller FaultBrake Fault Seven Bars Possible Joystick TripTest Motor Connections Battery FaultAdjustment Disassembly/Reassembly, and AdjustmentController and Seat Disassembly ReassemblySeat Posts Disassembly Cog Release DisassemblyShroud Disassembly Figure s5.2 Repeat steps a and b on the other side Front Caster Cover DisassemblyBattery Disassembly Charger DisassemblyMotor/Wheel Disassembly Motor Mounts Disassembly Front and Rear Caster Assembly Disassembly Wire Harnesses Disassembly