ELECTRICAL
4203780 First Edition 4-77
4
Front Limit Switch Test
See Figure 4-44.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Remove front limit switch. (See “Front Limit Switch”
on page 4-97.)
Figure 4-44
3. Connect test leads to terminals (2 and 3).
4. Check for continuity.
Is continuity indicated?
YES Proceed to step 5.
NO The switch is faulty; replace the switch.
5. Lift and hold the actuator arm (1) in the OFF position.
6. Check for continuity.
Is continuity indicated?
YES The switch is faulty; replace the switch.
NO The switch is good.
PTO Switch Test
See Figure 4-45.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Remove PTO switch. (See “PTO Switch” on
page 4-96.)
Figure 4-45
3. Place the switch in the OFF (locked) position.
4. Connect test leads to the switch terminals (1 and 2).
5. Check for continuity.
Is continuity indicated?
YES Proceed to step 6.
NO The switch is faulty; replace the switch.
6. Place the switch in the ON position.
7. Check for continuity.
Is continuity indicated?
YES The switch is faulty; replace the switch.
NO Proceed to step 8.
8. Connect test leads to the switch terminals (3 and 4).
9. Check for continuity.
Is continuity indicated?
YES The switch is faulty; replace the switch.
NO Proceed to step 10.
10. Place the switch in the OFF (locked) position.
Required Tools or Equipment
Digital Multimeter, Ohmmeter, or Continuity Tester
2
3
TN1982
2
3
1
Required Tools or Equipment
Digital Multimeter, Ohmmeter, or Continuity Tester
TN1969
4
2
3
5
1
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