55
3. Check if the problem
persists with a new
controller,
OK
□
NG
□
1. Make sure safety key is
placed properly and safety
switch mechanism is not
loose.
OK
□
NG
□
2. Check if the cable for
mileage switch in the
console is properly
connected with the
connector is free from
damaging.
OK
□
NG
□
Console shows E0
message
Safety switch
malfunction or
intermittence
3. Check if the reed switch is
free from damaging.
OK
□
NG
□
1. Check if the tread belt has
been shifted. Check if
lubrication is sufficient, the
resistance is high.
OK
□
NG
□
2. Is the bearing worn?
OK
□
NG
□
Console shows E2
message
Treadmill is overloaded
and the protection
device of the controller
is activated
3
、
Is the circuit over heated? OK
□
NG
□
1. Check if incline cables
connected properly.
Console shows Err
(or E3) message
Incline malfunction
2. Check if incline
mechanism is stuck or
defective.
3. Is calibration done? Is
there is still E3 showing after
calibration?
OK
□
NG
□
Console shows E4
message
Abnormal voltage
between motor terminals
1. Motor cable is not properly
connected.
OK
□
NG
□
Console shows E5
message
Communication
between console and
controller is
disconnected.
1. Check if console and drive
board are connected
properly with connecting
cable is free from damaging.
OK
□
NG
□
Console shows E6
message
Controller is defective
1. Controller component
malfunction.
□
Replace
controller
Console shows E7
message
Abnormal input voltage
1. Check if input voltage
fulfills the requirement.
2. Check switch light is on
after turning on. Check if
power is normal.
OK
□
NG
□
Model
Date
Serial number
Customer
Summary of Contents for AT90E
Page 1: ...AT90E NT52 Treadmill Service Manual 110 120V 220 230V ...
Page 4: ...S Se er rv vi ic ce e M Ma an nu ua al l 3 1 Treadmill Outlines ...
Page 5: ...S Se er rv vi ic ce e M Ma an nu ua al l 4 ...
Page 7: ...S Se er rv vi ic ce e M Ma an nu ua al l 6 Lower Controller Driving Motor Incline Motor ...
Page 8: ...S Se er rv vi ic ce e M Ma an nu ua al l 7 ...
Page 9: ...S Se er rv vi ic ce e M Ma an nu ua al l 8 2 Electronic Parts ...
Page 12: ...S Se er rv vi ic ce e M Ma an nu ua al l 11 3 Electrical Configurations ...
Page 15: ...S Se er rv vi ic ce e M Ma an nu ua al l 14 4 Product Operation ...
Page 17: ...S Se er rv vi ic ce e M Ma an nu ua al l 16 LCD Layout ...
Page 22: ...S Se er rv vi ic ce e M Ma an nu ua al l 21 5 Unit Block Diagrams ...
Page 23: ...S Se er rv vi ic ce e M Ma an nu ua al l 22 Treadmill Configuration ...
Page 24: ...S Se er rv vi ic ce e M Ma an nu ua al l 23 6 Basic Connections and Wiring ...
Page 25: ...S Se er rv vi ic ce e M Ma an nu ua al l 24 6 1 Display Board wire Connections ...
Page 27: ...S Se er rv vi ic ce e M Ma an nu ua al l 26 PCB Board Bottom ...
Page 28: ...S Se er rv vi ic ce e M Ma an nu ua al l 27 6 3 Driver Board Wire Connections ...
Page 29: ...S Se er rv vi ic ce e M Ma an nu ua al l 28 6 4 Driver Board PCB Component Locations ...
Page 33: ...S Se er rv vi ic ce e M Ma an nu ua al l 32 7 Product Safety Instructions ...
Page 39: ...S Se er rv vi ic ce e M Ma an nu ua al l 38 LCD show E1 ...
Page 40: ...S Se er rv vi ic ce e M Ma an nu ua al l 39 E1 solution follow chart ...
Page 46: ...S Se er rv vi ic ce e M Ma an nu ua al l 45 LCD show Err ...
Page 52: ... 51 8 3 Circuit diagram ...
Page 60: ...59 9 Folding Unfolding and Transport ...
Page 62: ...61 10 General Maintenance ...
Page 68: ...67 11 Installation of the Incline Motor ...
Page 69: ...68 Incline Range must be adjusted to 195mm minimum prior to installation ...
Page 70: ...69 12 Disassembling and Assembling of Parts ...
Page 83: ...82 2 Use 14mm wrench to assemble new incline motor ...