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Troubleshooting: Detailed
Use the
block diagram
as a guide
Also refer to the
beep diagnostic code chart
1. Verify the battery charger is functional by plugging it into the charge port on the back of the mower and let the mower fully charge.
2. If necessary, further test the
replaced together.
3.
Test the key switch
by operating it, making sure it has a tactile "click" when turned on or off. Replace if necessary
4.
Test and replace main relay
5.
Check the
main
fuse. If it is blown, check the system for signs of a short circuit before replacing the main fuse
6.
If the fuel gauge has power, but no display or malfunctions,
7.
If ONLY the fuel gage works when the key is turned on,
Note: this fuse is a common part available at any automotive store
8. If the mower will not drive
a. Make sure the
seat switch
b. Test the
angular
c. Test the
neutral
d. Test the
brake
switch. Replace if necessary.
e. If the mower still will not drive,
f.
Test the
drive motors
9. Test the blade operation by pulling up on the PTO switch
a. Make sure the
seat switch
b.
Test the master and slave
c.
Test the master blade
d. If the mower blades still will not operate,
10.
If the mower works except for the headlights,
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charger
and
charge
port. Replace as needed.
and
diode
as necessary. (Note: when you turn the mower on, you should hear the relay click)
is functional and activated.
transducers. Replace if necessary.
switches. Replace if necessary.
test the Drive Motor
and
Hall
sensors, replace as necessary
is functional and activated.
motors. Replace as a pair if found bad
and
slave blade
controllers. Replace as a pair if found bad.
replace the Drive motor controllers
test the headlight switch
Charge
port, Interlock, and
replace the fuel gauge
test/replace the 48-to-12V DC converter
controllers. Replace if necessary.
(same as step 8e above)
and headlights. Replace as necessary
temperature sensor
should be
and
5A fuse
as necessary
9
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