JMQ A7 PLUS Instruction Manual page 24

Overcurrent
protection:
the
state, the lower
control
continuously
detects that the
DC
current
greater than the
rated current for
more
E5 seconds.
When the machine enters the fault state,
In the electronic watch buzzer sounds 9
running times, and the fault code is displayed at
the same time. The rest of the area does
not display the content. After the fault
condition is maintained for about 10
seconds, it enters the standby state and
motor can be restarted.
is
Possible reason: Exceeding the rated
load, the current is too large, the system
than 3 is self-protected, or a part of the treadmill
is stuck, resulting in the motor not
turning, the load is too heavy, the current
is too large, the system is self-protected;
adjust the treadmill again. Start up and
run. There is also checking whether the
motor is running excessively or has a
burnt smell, replacing the motor; or
checking whether the controller burns
the smell, replacing the controller; or
checking whether the power supply
voltage specification is inconsistent or
low, and using the correct one. The
voltage specification is retested.
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