Greensmaster 3300/3400Page 6 -- 4Electrical System
Turf Guardian
TM
Leak Detector System Operation
The Turf Guardian
TM
Leak Detector System oil level
sensor closely monitors the hydraulic fluid level in the
main hydraulic reservoir. The sensor is open when the
sensorfloatisintheraisedpositionandclosedwhenthe
float is in the lowered position.
NOTE: Greensmaster 3300 machines are equipped
with the Turf Guardian
TM
Leak Detector System. On
Greensmaster 3400 machines, the Leak Detector Sys-
tem is optional.
Before Start-Up (Cold Oil)
Withignition switchOFF,solenoidvalveis open.Before
start-up,hydraulicfluidisatlevelmarkofsightgauge(oil
cold).Oil levelsensor floatis inraised position,keeping
alarm circuit open.
Figure 2
TANK
SIGHT
GAUGE
SOLENOID
VALVE
(open)
ALARM
(off)
OIL LEVEL SENSOR
(raised/open)
MAIN HYDRAULIC TANK
LEAK DETECTOR
Normal Operation (Warm Oil)
When ignition switch is turned ON, solenoid valve
closes. During normal operation, hydraulic fluid ex-
pands,causingittooverflowintoleakdetectortank.The
oil level sensor stays in the raised position keeping
alarm circuit open.
Figure 3
TANK
SIGHT
GAUGE ALARM
(off)
MAIN HYDRAULIC TANK
SOLENOID
VALVE
(closed)
(raised/open)
OIL LEVEL SENSOR
LEAK DETECTOR
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