Kubota B2910, Руководство по ремонту

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2-M4
B7800HSD (SUPPLEMENT), WSM ELECTRICAL SYSTEM
4. PTO shift lever switch
- This PTO shift lever switch detects both the rear-
PTO shift lever and mid-PTO shift lever engaging or
disengaging positions. When shifting both the rear-
PTO shift lever and mid-PTO shift lever to
“
NEUTRAL ”, the PTO shift lever switch is pushed in
and electrical circuit is closed (“ON”).
5. Speed control pedal switch
- This speed control pedal switch detects the speed
control pedal forward or reverse positions.
- When engaging the speed change pedal, the speed
change pedal switch is pushed in and electrical
circuit is closed.
W1013332
6. Seat switches
- Seat switches consist of two switches. One is seat
(occupying) switch to detect the position of the seat.
This is located under the seat in the rear side of the
seat support. When sitting on the seat, this switch
is pushed in and electrical circuit is closed. When
the seat is vacant, this switch is not pushed and
electrical circuit is opened. Other is seat reverse
switch to detect tilting the seat. This is located
under the seat in the front side of the seat support.
When tilting the seat forward, this switch is pushed
in and electrical circuit is closed.
W1013588
[OPC switch and its electrical circuit]
W1014198
(1) Seat
(2) Seat Switch
(3) Seat Reverse Switch A: Tilted
B: Vacant
C: Seated (Occupied)
Switch name Switch movement Electrical contacts Remarks
Clutch pedal switch Pushed when depressing the clutch pedal ON, closed
Free when releasing the clutch pedal OFF, opened
Mid-PTO shift lever
switch Pushed in disengaging position ON, closed Mid-PTO model
only
Free at engaging position OFF, opened
PTO shift lever switch Pushed when both rear-PTO and mid-PTO
shift lever is “
NEUTRAL ”
ON, closed
Free when both rear-PTO and mid-PTO
shift lever is engaged OFF, opened
Speed control pedal
switch Pushed in neutral position ON, closed
Free at forward or reverse position OFF, opened
Seat (Occupying)
switch Pushed in when sitting on the seat ON, closed
Free when seat is vacant OFF, opened
Seat reverse switch Pushed when tilting the seat ON, closed
Free when returning back the seat to the
original position OFF, opened
KiSC issued 09, 2007 A