2003 Sunrise Medical Inc. 931157 Rev A
Guardian Aspire Service Manual
Troubleshooting - No Power
Guardian Aspire Troubleshooting Guide
Understanding VSI Controller Diagnostics Codes
Specifications
2003
INTRODUCTION
ASPIRE SERVICE MANUAL
SUNRISE MEDICAL
Speed/ Profile Increase. Used to Increase the Speed/ Profile setting
VSI Controller
Battery Condition Meter
Speed/Profile indicator
LH Motor
Plugs/Connectors
0 Vdc
24 Vdc
Main Wiring Diagram/Tool List
1.2 Battery Test
Section
Troubleshooting No Power
1.0 Circuit Breaker Reset
A1.5.1
1.5 Battery Connection Check
1.3 Re-Charging the Batteries
1.4 Not Charging
If the meter reads more than one ohm, change the Battery fuse
1.6 Battery Wire Harness
If polarity is reversed correct battery wiring
1.7 Battery Fuse
2.4 Battery Gauge Flashes Slowly
2.1 The Maximum Speed Indicator Ripples
2.2 The Maximum Speed Indicator Flashes
2.3 Battery Gauge is Steady This indicates that all is well
Section
Understanding VSI Controller Diagnostics Codes
3.1 One Bar - Low Battery Voltage
If none of the above corrects the problem, replace the left motor
Test Left Motor Short
Understanding VSI Controller Diagnostics Codes cont
3.3 Three Bars - Left Motor Wiring Trip
Test Right Motor Open
Understanding VSI Controller Diagnostics Codes cont
3.4 Four Bars- Right Motor Disconnected
Test Right Motor Short
Understanding VSI Controller Diagnostics Codes cont
3.5 Five Bars - Right Motor Wiring Trip
3.8 Nine Bars - Solenoid Brake Trip
Understanding VSI Controller Diagnostics Codes cont
3.6 Seven Bars - Possible Joystick Trip
3.7 Eight Bars - Possible Control System Trip
3.8 Nine Bars - Solenoid Brake Trip cont
Understanding VSI Controller Diagnostics Codes cont
3.9 Ten Bars - High Battery Voltage
Battery Fault
Adjustment
Disassembly/Reassembly, and Adjustment
Disassembly
Reassembly
Disassembly/Reassembly, and Adjustment cont
figure s4.1
Disassembly/Reassembly, and Adjustment cont
s5.2
Disassembly/Reassembly, and Adjustment cont
s5.1
s6.1 s6.2 s7.1
Disassembly/Reassembly, and Adjustment cont
s8.1 s8.2 s8.3
Disassembly/Reassembly, and Adjustment cont
a. Use a 5mm allen wrench and 13mm wrench to remove
Disassembly/Reassembly, and Adjustment cont
s10.1 s10.2 s10.3
Disassembly/Reassembly, and Adjustment cont
s11.1 s11.2 s11.3
Disassembly/Reassembly, and Adjustment cont