
emrg9g-001
Inspection of Key Switch_001
STOP
START
GLOW
ON
OFF
B
OFF
ON
GLOW
START
AC
19
50
19
B
AC
50
emrg9g-002
Inspection of Key Switch_002
Seat Switch
The seat switch is located right underneath the
seat, and is a switch that detects when a
person is sitting in the driver's seat.
It operates in coordination with the off delay
timer, and is linked to the engine stop/start.
Inspection of Seat Switch
Use a circuit tester to measure the continuity
of the seat switch to determine if it is good or
faulty.
Check that it is in the following condition.
Seated (ON): continuity between terminals
Empty (OFF): no continuity between
terminals
・
・
1
2
3
6m8tje-006
Inspection of Seat Switch_001
1
Seat switch
2
Terminal A
3
Terminal B
Rocker Switch
The rocker switch is located in the operation
panel and under the seat, and is used for the
following switches.
Traveling/working selector switch
Switch for changing modes when traveling
and working.
In traveling mode, when operating the up/
down lever, all mower units are moved up to
their highest position, and the mower units
cannot be lowered.
In working mode, when operating the up/
down lever, #4, #5 mower units stop in an
intermediate position when moving up, and
the mower units can be lowered.
This is also related to the reel rotation circuit.
Reel rotation switch
Switch for rotating and stopping the reel
cutter.
Lowering the mower unit with the reel
rotation switch in "Rotation" and the
traveling/working selector switch in
"Working" while the engine operating will
rotate the reel cutter.
This is also related to the engine stop/start
circuit.
1.
2.
Electrical System
LM551
Electrical System
Page 5-27
About The Electrical Components
Summary of Contents for LM551
Page 1: ...5 Unit Reel Mower Service Manual Serial No LM551 10001 Ver 1 0 ...
Page 4: ...LM551 Introduction ...
Page 6: ...LM551 Contents ...
Page 12: ...LM551 Safety Page 1 6 Safety Signs and Instruction Signs ...
Page 38: ...LM551 Maintenance Standards and Maintenance Page 3 24 Greasing ...
Page 86: ...LM551 Hydraulic System Page 4 48 Measurement ...
Page 144: ...LM551 Electrical System Page 5 58 About The Electrical Components ...
Page 200: ...LM551 Troubleshooting Page 7 10 Mower Unit Related ...
Page 212: ...LM551 Reference Page 8 12 List of Consumables ...