Toro ProLine H800 Service Manual page 213

Testing the PTO Switch (continued)
ProLine H800
19241SL Rev A
1. Park the machine on a level surface, lower the cutting deck, set the parking
brake, and shut off the engine.
2. Disconnect the battery negative (-) cable at the battery.
3. Remove the steering column covers and get access to rear of the PTO
switch; refer to Disassembling the Body Assembly (page
4. Disconnect the wire harness connector from the PTO switch and remove the
PTO switch from the steering column cover.
5. The PTO switch terminals are identified in
the PTO switch is shown in the
use of a multimeter (ohms setting), test the switch functions to determine if
the continuity exists between the various terminals for each switch position.
Check the continuity between the switch terminals.
Circuit Logic Table
Switch Position
OFF (DOWN)
ON (UP)
6. Replace the PTO switch if the testing determines it is damaged.
7. If the PTO switch testing is correct and a circuit problem still exists, check
the wire harness; refer to the Electrical Schematics and Wire Harness
Drawings/Diagrams in
8. After you complete the testing, connect the machine wire harness connector
to the PTO switch.
9. Install the steering column cover to the steering column; refer to
the Body Assembly (page
10. Connect the battery negative (-) cable to the battery.
Figure 110
Circuit Logic Table (page
Appendix A (page A–1).
7–7).
Page 6–13 Electrical System: Testing the Electrical Components
7–6).
and the circuitry of
6–13). With the
Closed Circuits
COM B + NC B
COM C + NC C
COM B + NO B
COM C + NO C
Assembling