Service Manual

Groundsmaster 4100--D/4110--DPage 5 -- 8Electrical System
Diagnostic Display
TEC--5002 Master Inputs
Diagnostic Display
LED Operation
P BRAKE
OFF
Parking brake released: LED ON
Parking brake applied: LED OFF
NEUTRAL Traction pedal in neutral: LED ON
Traction pedal in forward or reverse: LED OFF
SEAT
SWITCH
Operator seat occupied: LED ON
Operator seat empty: LED OFF
HI
RANGE
Hi/Lo speed switch in HI range: LED ON
Hi/Lo speed switch in LO range: LED OFF
OIL PRESSURE
LOW
Engine not running OR low engine oil pressure: LED ON
Engine oil pressure OK: LED OFF
MODEL
SELECTOR
On Groundsmaster 4100--D and 4110--D machines, the model selector
LED should always be OFF
FAN
REVERSE
Engine cooling fan switch in momentary REVERSE: LED ON
Fan switch in AUTO position: LED OFF
ALTERNATOR
FAULT
Engine not running or alternator faulty: LED ON
Alternator OK: LED OFF
CRUISE
ON
Cruise switch (optional kit) in ON: LED ON
Cruise switch (optional kit) in OFF: LED OFF
CRUISE
ENGAGE
Cruise switch (optional kit) in momentary ENGAGE: LED ON
Cruise switch (optional kit) NOT in momentary ENGAGE: LED OFF
SERVICE
BRAKES OFF
Service brake (equipped with optional kit) released: LED ON
Service brake (equipped with optional kit) applied: LED OFF
FLOW
DIVIDER
Flow divider switch in momentary ENGAGE: LED ON
Flow divider switch in normal position: LED OFF
HYDRAULIC
TEMP
Wire harness connector attached to hydraulic sensor: LED ON
Wire harness connector NOT attached to sensor: LED OFF
COOLANT
TEMP
Wire harness connector attached to coolant sensor: LED ON
Wire harness connector NOT attached to sensor: LED OFF
KEY START
(NOTE: Turn PTO switch ON so en-
gine will not start when turning ignition
switch to START)
Ignition switch in START: LED ON
Ignition switch in ON or OFF: LED OFF
KEY RUN Ignition switch in ON or START: LED ON
NOTE: When the ignition switch is in the OFF position,
all Diagnostic Display LED’s should be OFF.