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Groundsmaster 4500--D/4700--DPage 5 -- 8Electrical System
Diagnostic Display Inputs
Diagnostic Display LED Operation
P BRAKE OFF Parking brake released: LED ON
Parking brake applied: LED OFF
DECKS DOWN Main 5 (center) cutting decks lowered: LED ON
Main 5 (center) cutting decks raised: 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
DECK RAISE Console arm lift switch for center decks in RAISE position: LED ON
Lift switch for center decks NOT in RAISE position: LED OFF
DECK LOWER Console arm lift switch for center decks in LOWER position: LED ON
Lift switch for center decks NOT in LOWER position: LED OFF
PTO ON PTO switch ON: LED ON
PTO switch OFF: LED OFF
OIL PRESSURE LOW Engine not running OR low engine oil pressure: LED ON
Engine oil pressure OK: LED OFF
FAN REVERSE Fan switch in momentary REVERSE position: LED ON
Fan switch in AUTO position: LED OFF
ALTERNATOR FAULT Engine not running or alternator faulty: LED ON
Alternator OK: LED OFF
KEY 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
Ignition switch in OFF: LED OFF
L DECK LOWER (GM 4700) Console arm lift switch for left deck (#6) in LOWER position: LED ON
Lift switch for left deck (#6) NOT in LOWER position: LED OFF
L DECK RAISE (GM 4700) Console arm lift switch for left deck (#6) in RAISE position: LED ON
Lift switch for left deck (#6) NOT in RAISE position: LED OFF
R DECK LOWER (GM 4700) Console arm lift switch for right deck (#7) in LOWER position: LED ON
Lift switch for right deck (#7) NOT in LOWER position: LED OFF
R DECK RAISE (GM 4700) Console arm lift switch for right deck (#7) in RAISE position: LED ON
Lift switch for right deck (#7) NOT in RAISE position: LED OFF
L DECK UP LIMIT (GM 4700) Left cutting deck (#6) lowered: LED ON
Left cutting deck (#6) raised: LED OFF
R DECK UP LIMIT (GM 4700) Right cutting deck (#7) lowered: LED ON
Right cutting deck (#7) raised: LED OFF
NOTE: When the ignition switch is in the OFF position,
all Diagnostic Display LED’s should be OFF.