Turf Guardiant Leak Detector System Operation
Before Start-Up (Cold Oil)
With ignition switch Off, solenoid valve is open. Before
start-up,hydraulicfluidisatlevelmarkofsightgauge(oil
cold). Float is in raised position, keeping alarm circuit
open.
AUXILIARY
TANK
FLOAT SWITCH
(raised/open)
SIGHT
GAUGE
ALARM
(off)
SOLENOID
VALVE
(open)
MAIN HYDRAULIC TANK
Figure 4
Normal Operation (Warm Oil)
When ignition switch is turned On, solenoid valve
closes. During normal operation, hydraulic fluid ex-
pands,causingittooverflowintoauxiliarytank.Thefloat
stays in the raised position keeping alarm circuit open.
AUXILIARY
TANK
FLOAT SWITCH
(raised/open)
SIGHT
GAUGE
ALARM
(off)
SOLENOID
VALVE
(closed)
MAIN HYDRAULIC TANK
Figure 5
Leak Alert!
If hydraulic fluid leaks during operation, the fluid level in
the main hydraulic tank drops. This causes the float to
lower, closing the alarm circuit. The alarm will sound af-
ter a one second time delay.
AUXILIARY
TANK
FLOAT SWITCH
(lowered/closed)
SIGHT
GAUGE
Note:
During normal operation, with cutting units low-
ALARM
(off)
ered, approximately 5 oz (148 ml) of hydraulic fluid will
leak before the float closes the alarm circuit and acti-
vates the alarm.
SOLENOID
VALVE
(closed)
MAIN HYDRAULIC TANK
Figure 6
Electrical System
Page 5 -- 4
Greensmaster 3150
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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| Document Type | Service Manual |
| Language | English |
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| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
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