Cub Cadet SLTX1000 Series User Manual

Page 34

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LTX Tractors

28

NOTE: Before troubleshooting any electrical circuit on a tractor, always make sure the battery is fully charged.

NOTE: The EPS assembly has constant battery power and is not controlled by the ignition switch.

To troubleshoot the EPS assembly:

5.

Place the tractor on flat, level ground.

6.

Remove any attachments that may be on the trac-
tor.

7.

Set the parking brake.

8.

Turn the steering wheel so that the wheels are
pointing straight forward.

9.

With the ignition key in the off position, open the
hood.

10.

Locate, but do not disconnect, the EPS harness
connector underneath the fuel tank.
See Figure 3B.7.

11.

Check for battery voltage at the red wire:

11a. Set the Digital Multimeter (DMM) to the DC

volts scale.

11b. Measure the battery voltage across the battery terminals

NOTE: If the battery voltage is < 12.6 volts, charge the battery before continuing.

11c. Connect the black (-) lead of the DMM to the negative post of the battery.

11d. Back probe EPS harness connector at the red wire with a black trace, using the red (+) lead of the DMM.

NOTE: The DMM should read battery voltage.

12.

Check the ground to the EPS: See Figure 3B.8.

12a. Set the DMM to the DC volts scale.

12b. Connect the red (+) lead to the positive post of

the battery.

12c. Back probe EPS harness connector at the

green or black wire, using the black (-) lead of
the DMM.

NOTE: The DMM should read battery voltage. If it

does not, disconnect the EPS harness. If
you now have battery voltage at the EPS
harness connector (tractor side), there is a
short in the EPS assembly. If not, repair the
tractor harness.

Figure 3B.7

EPS connector

Figure 3B.8

Black wire

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