No Power - Life Fitness 5500HR Service Manual

Life Fitness Model 5500HR Treadmill
TROUBLESHOOTING GUIDE
Malfunction

No Power

Life Fitness Model 5500HR Treadmill
Probable Cause
I/O or On/Off switch.
Insufficient power source.
Safety key at I/O switch
Damaged line cord.
Line cord improperly seated in
socket.
Pinched cable in Control Panel
Power module.
•
On/Off switch
•
Heatsink
Faulty Display Console.
Symptom: No Power
Corrective Action
q
Is unit turned on?
q
Plug treadmill into a dedicated 120V, 15
amp circuit.
q
Using a meter, verify power at outlet.
q
Safety key broken or missing. Replace
safety key.
q
Replace line cord.
q
Inspect power connection at electrical
outlet and at machine for proper contact.
q
Verify cable from Display to handrail
cable is not crimped between (tray)
Control Panel and the handrail.
q
Replaced damaged cable.
q
Replace faulty parts
q
OHM ON/OFF switch for continuity.
q
Using a meter, check for voltage at TP1
for 5v DC and TP2 for 8v DC with
respect to ground.
For Assistance Call:
Life Fitness Customer Support Services
1-847-451-0036 or 1-800-351-3737
5