Measuring Clutch Current Draw - Toro Z Master Z597 Service Manual

Measuring Clutch Current Draw

1. Disengage the PTO, set the parking brake, turn
the ignition key to OFF, and remove the key.
2. Loosen 4 bolts and remove the rear bumper
plate.
3. Disconnect the PTO clutch harness from the
main harness.
4. Set the multimeter to check amps (10 amp
scale).
5. Connect the positive meter lead to terminal (1)
of the main harness (Fig. 381).
Fig 381
6. Connect the negative meter lead to the clutch
harness terminal (3), Fig. 381.
Z Master 597 Diesel Series Service Manual
7. Connect a short jumper lead from terminal (2) to
terminal (4) (Fig. 382).
8. Turn the ignition switch to the "RUN" position.
Turn the PTO switch to the "ON" position.
9. If the meter reading is 3.5 amps or above, the
system is functioning properly. If the meter
reading is below 3.5 amps, check the electrical
system for problems (i.e., the battery, ignition
switch. PTO switch, or wiring harness). Make
sure the negative side of the wiring has a good
connection to chassis ground.
diag 3-7
ELECTRICAL
Fig 382 diag 3-7
6
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