Excessive Resistance Loading Occurs - Life Fitness LC9500R Service Manual

Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE
SYMPTOM
Upon start of program, excessive
resistance load is immediate; no
normal, incremental increase from "no
load."
During program, excessive resistance
loading occurs.
During MANUAL program, resistance
variation occurs.
PROBABLE CAUSE
Insufficient battery voltage
Loose wire connections
Worn or damaged wire
harnesses
Malfunctioning Display
Console
Malfunctioning Alternator
Control Board
Malfunctioning Alternator
Loose wire connections
Worn or damaged wire
harnesses
Malfunctioning Display
Console
Malfunctioning Alternator
Control Board (ACB)
Malfunctioning Alternator
Pedaling too slowly
Loose wire connections
Worn or damaged harnesses
Malfunctioning Display
Console
5
CORRECTIVE ACTION
Check battery voltage. The LC9500,
LC9100, and C9i have a 6VDC
battery (non-alkaline) which should
test at a minimum of 6.0 VDC. The
LC8500, and C7 has a 9VDC alkaline
battery and it should test at a
minimum of 9.0 VDC. Replace battery
if it fails to meet minimum
requirements.
Disconnect then, reconnect
connections.
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute Display Console.
Replace malfunctioning Display
Console.
Test with substitute Alternator Control
Board. Replace malfunctioning board.
Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Disconnect then, reconnect
connections.
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute Display Console.
Replace Display Console.
Test with substitute ACB. Replace
malfunctioning ACB.
Test Alternator output or, test with
substitute Alternator. Replace
malfunctioning Alternator. Refer to
Alternator Voltage Test.
Pedal faster than 35 RPM.
Disconnect then, reconnect
connections.
Inspect wire harnesses. Replace
worn or damaged harness.
Test with substitute Display Console.
Replace Display Console.