Control Board - Sunny Health & Fitness SF-T4400 User Manual

PROBLEM
Treadmill will not start
Running speed inaccurate
Running belt not centered
Computer not working
E1: Message failure
E2: Burst clash protection
E5: Overload Protection
(Self-Protecting System)
NOTE: If you are unable to resolve an issue using the troubleshooting guide above, please
contact Customer Service at support@sunnyhealthfitness.com
TROUBLESHOOTING
POSSIBLE CAUSE
Not plugged in.
Safety Key not inserted.
Not calibrated correctly.
Speed set in the wrong
Units of measurement.
Running belt tension is not
adjusted on the left or right
sides of the running board.
Wires from the computer
and bottom control board
not properly connected.
Transformer is damaged.
Wires from the computer
and bottom control board
not properly connected.
Incoming voltage is lower
than 50% of the required
voltage.
Excessive current load.
Control board damaged or
issues with motor.
22
SUGGESTED ACTION
Plug cord into outlet.
Insert Safety Key.
Re-calibrate speed setting.
Change setting to proper
units.
Tighten the adjustment
bolts on the left and right
side of the rear roller (See
page 10).
Check wire connections
from the computer to the

control board.

If the transformer
become damaged contact
customer service.
Check wire connections
from the computer to the
control board.
Check that the incoming
power supply is the correct
voltage.
Adjust incoming
supply before plugging the
treadmill back in, press the
Overload Protector (No.
78) to reset the treadmills
electrical system and then
restart the treadmill.
Check controller functions.
If motor is damaged please
contact customer service
for support.
Version 2.3
has
power