Dyaco 1612735 User manual

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WARNING:
ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL
OUTLET BEFORE SERVICING THE UNIT.

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TABLE OF CONTENTS
Table of Contents...................................................................... 1
Table of Figures........................................................................ 3
Description................................................................................ 4
AELECTRICAL CONFIGURATION....................................... 4
1. 1612735 Treadmill components ................................... 4
BGENERAL INFORMATION................................................. 5
1. Console ......................................................................... 5
2. Main controller.............................................................. 5
3. Treadmill motor............................................................ 5
4. incline motor................................................................. 5
Operation................................................................................... 7
AWINDOW DISPLAY MODE ............................................... 7
1. OFF Mode..................................................................... 7
2. READY Mode .............................................................. 7
3. SLEEP Mode ................................................................ 7
4. RUN Mode.................................................................... 7
BFUNCTION ........................................................................ 8
1. SPEED .......................................................................... 8
2. TIME............................................................................. 8
3. DISTANCE................................................................... 8
4. CALORIES................................................................... 9
5. INCLINE....................................................................... 9
6. PULSE ........................................................................ 10
CFUNCTION BUTTON IN MAIN MODE............................. 11
1. READY MODE.......................................................... 11
2. SLEEP MODE............................................................ 12
3. RUN MODE ............................................................... 12
DSPEED INCLINE CALIBRATION ...................................... 14
1. SPEED AND INCLINE Calibration PROCEDURE.. 14
2. SURVEY Calibration.................................................. 15
Troubleshooting...................................................................... 16

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1. General........................................................................ 16
2. Troubleshooting Matrix.............................................. 17
3. controller debugging form .......................................... 25
Diagrams and Schematics....................................................... 26
APPENDIX A......................................................................... 30
1. TREADBELT ADJUSTMENT.................................. 30
APPENDIX B......................................................................... 32
1. TREADMILL LUBRICATION ................................. 32
APPENDIX C......................................................................... 33
1. RESET SWITCH RESETTING................................. 33
APPENDIX D......................................................................... 34
1. FUSE REPLACEMENT............................................. 34
APPENDIX E ......................................................................... 35
1. SPEED SENSOR ADJUSTMENT............................. 35
2. SERVICE QUESTIONS............................................. 35

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TABLE OF FIGURES
Figure 1 Operational Flowchart............................................... 6
Figure 2 Console Layout........................................................ 26
Figure 3 Mechanical Layout.................................................. 26
Figure 4 Main Controller information & voltages................. 27
Figure 5 Function JK1 connector on Main Controller........... 27
Figure 6 Wiring Diagram....................................................... 28
Figure 7 Schematic Diagram ................................................. 29
Figure 8 If Treadbelt slips...................................................... 30
Figure 9 If tread belt shifts too far to the Right ..................... 30
Figure 10 If tread belt shifts too far to the Left...................... 31
Figure 11 Resetting Reset switch........................................... 33
Figure 12 Fuse replacement................................................... 34

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DESCRIPTION
A ELECTRICAL CONFIGURATION
Note: Electrical servicing of this treadmill is limited to board
level replacement.
1. 1612735 TREADMILL COMPONENTS
a) Safety key:
Magnetic key that fits in the Console to activate all
functions.
b) Console:
Interface that controls all functions of the treadmill.
c) Main controller:
A circuit board that incorporates the DC power supply and
takes input from the console and sends out appropriate
voltages that control the treadmill functions.
d) Treadmill motor:
A variable speed, reversing 0 - 110 volt D.C. motor that
powers the main running belt.
e) Incline motor:
An AC reversing motor that sets the incline of the treadmill.

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B GENERAL INFORMATION
1. CONSOLE
a) Contains touch controls and LCD Display.
2. MAIN CONTROLLER
a) Contains power supply and control circuits.
3. TREADMILL MOTOR
a) Variable speed reversing 0-110 volt DC motor.
b) Has three wires red, black and green.
c) If there is DC voltage on the Red wire (M+) the treadmill
motor will turn clockwise.
d) If there is DC voltage on the Black wire (M-) the treadmill
motor will turn counter-clockwise.
e) The higher the voltage the faster the motor turns.
f) The green wire is ground.
4. INCLINE MOTOR
a) Reversing 110 V AC motor.
b) Have four wires, red, black, white and green.
c) Has one 3PIN cable of position sensor.
d) If there is AC voltage on the Red wire (UP) the incline motor
will increase the incline.
e) If there is AC voltage on the Black wire (DOWN) the incline
motor will decrease the incline.
f) The white wire (COM) is neutral.
g) The green wire is ground.

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Figure 1 Operational Flowchart

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OPERATION
A WINDOW DISPLAY MODE
1. OFF MODE
a) When user doesn’t insert the SAFETY KEY on the console, the
treadmill enters the OFF Mode and all windows will appear
blank.
2. READY MODE
a) When the treadmill is ON and the SAFETY KEY is inserted in
console, TIME window display “0:00”, CALORIES window
display “0.0”, DISTANCE window display “0.00”, INCLINE
window display current incline position, MANUAL light will
flash and the PROGRAM light will go off.
b) TIME, DISTANCE and CALORIES Values will all be saved
when RUN Mode enters READY Mode.
c) In READY Mode, if user doesn’t press any button for 4
minutes it will then enter SLEEP Mode.
3. SLEEP MODE
a) In SLEEP Mode, when START button is pressed then the
treadmill enters READY Mode.
4. RUN MODE
a) In RUN Mode, pressing the “STOP” button and removing the
SAFETY KEY will cause the treadmill stop instantly and enter
OFF Mode.

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B FUNCTION
1. SPEED
a) SPEED and DISTANCE value display in same window and
pressing “MODE” button will toggle between them.
b) DISPLAY range is 0.0 to 99.9 KPH/MPH.
c) WORK range is 1.0 to 10 MPH.
d) Press “FAST” or ”SLOW” to adjust speed, each increment and
decrement is 0.1MPH/KPM.
2. TIME
a) TIME and INCLINE value display in same window and
pressing “MODE” button will toggle between them.
b) TIME is either COUNT UP or COUNT DOWN. System preset
is COUNT UP; if user sets the time then timer is COUNT
DOWN.
c) DISPLAY range is 0:00 to 99:59.
d) WORK range is 0:00 to 99:59.
e) COUNT DOWN setup range is 10:00 to 99:00.
f) When TIME is set, the count will go to zero.
g) In RUN Mode, press “STOP” button to save value of time and
enter “RUN Mode” again that value will continue count up
time.
3. DISTANCE
a) DISTANCE and SPEED value display in same window and
pressing “MODE” button will toggle between them.

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b) DISTANCE is either COUNT UP or COUNT DOWN. System
preset is COUNT UP; if user sets the time then timer is
COUNT DOWN.
c) DISPLAY range is 0.00 to 999.9.
d) WORK range is 0.00 to 999.
e) COUNT DOWN setup range is 0.10 to 999.0.
f) In RUN Mode, press the “STOP” button the DISTANCE value
will still display and save all data. If RUN Mode is entered, the
distance will count up again.
4. CALORIES
a) CALORIES and PULSE value display in same window and
pressing “MODE” button will toggle between them.
b) CALORIES divides into COUNT UP and COUNT DOWN.
System preset is COUNT UP; if user sets the time then timer is
COUNT DOWN.
c) DISPLAY range is 0.00 to 999.9.
d) WORK range is 0.00 to 999.9.
e) COUNT DOWN setup range is 1.0 to 999.0.
f) In RUN Mode, press the “STOP” button to save value of
distance and entering “RUN Mode” again that value will
continue count up time.
5. INCLINE
a) INCLINE and TIME value display in same window and
pressing “MODE” button will toggle between them
b) DISPLAY range is 0 to 9999.
c) WORK range is 0 to 10.
d) INCLINE preset value is 0 to 10.

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6. PULSE
a) PULSE and CALORIES value display in same window and
pressing “MODE” button will toggle between them.
b) DISPLAY range is 0 to 999.
c) WORK range is 40 to 240.
d) If the treadmill doesn’t have a signal for 8 seconds then value
will become “P”.

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C FUNCTION BUTTON IN MAIN MODE
1. READY MODE
a) PROGRAM button: User can select “MANUAL” or
PROGRAMS 1 to 5.
→MANUAL→P-1 →P-2 →P-3 →
P-4 →P-5→
b) START button: When pressing “START” button, there will be
5 second final count down on window display, then machine
starts running. In MANUAL, treadmill starts at MIN SPEED
and treadmill starts at program preset value in PROGRAM.
c) STOP button: non-function.
d) MODE button: Press “MODE” button to select TIME,
DISTANCE and CALORIES that can press ”FAST” or
“SLOW” to set count down. If “MODE” button is pressed for 2
seconds the treadmill will clear all value to zero.
e) FAST button: If user doesn’t enter a setting then this button is
non-functional.
f) SLOW button: If user doesn’t enter a setting then this button is
non-functional.
g) UP button: If user doesn’t enter a setting then this button is
non-functional
h) DOWN button: If user doesn’t enter a setting then this button is
non-functional
i) LOW SPEED (3 mph/4 km) button: The function is the same
as “START” button but the beginning speed is (3 mph/4 km).
j) MIDDLE SPEED (5 mph/7 km) button: The function is the
same as “START” button but the beginning speed is (5 mph/7
km).
k) HIGH SPEED (7 mph/10 km) button: The function is the same
as “START” button but the beginning speed is (7 mph/10 km).
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2. SLEEP MODE
a) PROGRAM button: non-functional.
b) START button: Enter the READY Mode.
c) STOP button: non-functional.
d) MODE button: non-functional.
e) FAST button: non-functional.
f) SLOW button: non-functional.
g) UP button: non-functional.
h) DOWN button: non-functional.
i) LOW SPEED (3 mph/4 km) button: non-functional.
j) MIDDLE SPEED (5 mph/7 km) button: non-functional.
k) HIGH SPEED (7 mph/10 km) button: non-functional.
3. RUN MODE
a) PROGRAM button: non-functional.
b) START button: non-functional.
c) STOP button: press “STOP” button to stop and enter READY
Mode.
d) MODE button: press “MODE” button select display window,
and the LED be light per your current mode.
→SCAN →TIME (INCLINE) →DISTANCE →
(
SPEED
)
→CALORIES
(
PULSE
)
→
e) In “SCAN”, window display mode automatically shifts every
10 seconds.

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f) FAST button: Press the button to increase your speed and each
increase is 0.1mph/km. If button is pressed continuously then
speed increases to MAX SPEED quickly.
g) SLOW button: Press the button to decrease your speed and
each decrease is 0.1mph/km. If button is pressed continuously
then speed decreases to MIN SPEED quickly.
h) UP button: Press the button to raise position and each increase
is 1, the MAX INCLINE position is 10.
i) DOWN button: Press the button to raise position and each
increase is 1, the MIN INCLINE position is 0.
j) LOW SPEED (3 mph/4 km) button: Speed will set to (3 mph/4
km) quickly.
k) MIDDLE SPEED (5 mph/7 km) button: Speed will set to (5
mph/7 km) quickly.
l) HIGH SPEED (7 mph/10 km) button: Speed will set to (7
mph/10 km) quickly.

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D SPEED INCLINE CALIBRATION
1. SPEED AND INCLINE CALIBRATION
PROCEDURE
a) Power on treadmill.
b) Press “START” and “FAST” button at the same time.
c) Inserts the SAFETY KEY on monitor.
d) Press any button and PULSE/INCLINE window will
display ”INIT” then enter first section of setting mode.
e) Set Min INCLINE: Press “MODE” button to adjust minimum
incline value to 0 in PULSE/INCLINE window.
f) Set Max SPEED: Press “FAST” or “SLOW” button to adjust
maximum speed value to 10.0 mph in SPEED window.
g) Set WHEEL size: Press “UP” or “DOWN” button to adjust
wheel size value to 2.30 in SPEED window.
h) Press “START” button to memorize above setting and enter
next section of setting mode.
i) Set Max INCLINE position: Press “UP” or “DOWN” button to
adjust maximum incline value to 10 in PULSE/INCLINE
window.
j) Press “START” button to memorize above setting and enter
next section of setting mode.
k) Km/Mile Mode: Press “STOP” button to exchange to Mile
Mode in PULSE/INCLINE window En=y=m.
l) Set Min SPEED: Press “UP” or “DOWN” button to adjust
minimum speed value to 1.0 in PULSE/INCLINE window.
m) Set Max SPEED: Press “FAST” or “SLOW” button to adjust
maximum speed value to 10.0 in SPEED window.
n) After calibrating, press “START’ button treadmill will calibrate
SPEED and INCLINE automatically.

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2. SURVEY CALIBRATION
a) Power on treadmill.
b) Press “START” and “SLOW” button at the same time.
c) Insert SAFETY KEY the window display all data for 1second
then enter section 1 of surveying mode.
d) PULSE/INCLINE window displays INCLINE MAX value,
SPEED window displays WHEEL SIZE value.
e) Press any button to enter next section.
f) PULSE/INCLINE window displays SPEED MAX value,
SPEED window displays SPEED MIN value.
g) Press any button the window display all data for 1second then
enter “READY MODE”.

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TROUBLESHOOTING
WARNING:
ALWAYS UNPLUG THE TREADMILL FROM THE ELECTRICAL
OUTLET BEFORE SERVICING THE UNIT.
1. GENERAL
a) Do a visual check of all wiring and connections looking for
chafed wires or lose connections.
b) Make sure any wiring is safely positioned and/or secured away
from moving parts.
c) If you find a fuse blown on a circuit board replace the circuit
board.

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2. TROUBLESHOOTING MATRIX
Condition Reason Solve
When turn on power, A.C
switch isn’t lit. 1. Power cord isn’t plug into outlet.
2. Power cord isn’t plug into unit.
3. The voltage of outlet is too low.
4. Plug or connector of power cord is open.
5. Connector of power cord is broken.
6. Connecting cable disconnected.
7. Breaker tripped.
8. Breaker is broken.
9. A.C switch is broken.
1. Plug the power cord into outlet.
2. Plug the power cord into unit.
3. Check the voltage of outlet.
4. Replace with new power cord.
5. Replace with new power cord.
6. Check if wire is disconnected, connect
it again.
7. Press the small red button to return to
original status.
8. Replace with new breaker.
9. Replace with new A.C switch.
After turning on power,
treadmill has a popping
sound.
1. Incorrect input power, varistor is blown on
controller.
1. Check the voltage of power is 110-
120V. Replace controller.
When insert safe key, no
display on monitor. 1. Haven’t switch A.C switch.
2. Insert the Safe key on wrong position.
3. 12PIN computer connector not plugged in
properly.
1. Switch the A.C switch.
2. Insert the safe key on right position.
3. Please check the wire and connect
again.

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4. 12PIN computer cable is broken.
5. Fuse on controller is blown.
6. Varistor on controller is blown.
7. Reed switch of console is broken. (Open)
8. Other components are faulty.
4. Replace with new 12PIN computer
cable.
5. Replace with new fuse or controller.
6. Replace with new varistor or
controller.
7. Replace with new reed switch or
console.
8. Replace with new console.
With no safe key but
treadmill could display or
operate.
1. Reed switch of console is broken. (Short)
2. Have other magnetic components on console.
1. Replace with new reed switch or
console.
2. Remove magnetic component beside
safe key.
When press “START”,
treadmill doesn’t start. 1. Motor M+ or M- wire isn’t connected into right position.
2. Controller is broken. (No power to motor)
3. Motor is broken.
1. Please check and plug again.
2. Replace with new controller.
3. Replace with new motor.
Treadmill stops or shuts
off by itself. 1. House breaker tripped.
2. Treadmill breaker tripped.
3. Treadmill controller fuse is broken.
4. Treadmill controller shut down and LED would
be light. (Controller debugging form)
1. Reset it.
2. Reset treadmill breaker.
3. Replace with new fuse
4. Turn off the AC switch and turn on
power again.