Key Switch (Model 04590)
POSITION
CLOSED
CIRCUITS
OFF
NONE
RUN
B + C + F, D + E
START
A + B + C
The key switch on the console has three (3) positions − O
FF
, R
UN
and S
TART
.
The S
TART
position is not used on this machine. The key switch is used to
energize the T6: Precharge controller and the SC8: 48V Battery Controller.
Testing the Key Switch
1. Park the machine on a level surface, lower the cutting units and set the key
switch to the O
FF
position.
2. Unplug the 48V battery disconnect; refer to
48V Battery Disconnect (page
.
3. Remove the console cover.
4. Disconnect the wire harness connector from the switch. Check the switch
and the harness connector for damage or corrosion and clean or repair as
necessary. Remove the switch from the console if necessary.
5. Use a multimeter (ohms setting) and the preceding table to determine
whether continuity exists between the various terminals for each switch
position.
6. Replace the switch if necessary.
7. If the switch tests correctly and a circuit problem still exists, check the main
wire harness; refer to
Appendix A (page A–1)
.
8. Install the switch, connect the wire harness and install the console cover
after testing.
9. Connect the 48V battery disconnect before returning the machine to service.
Electrical System: Testing the Electrical Components
Page 5–70
Greensmaster® eTriFlex 3360 and 3370
19239SL Rev B
