Operator Alerts - Jacobsen LF 3810 Dealer's Manual

2 CONTROLS
2.7

OPERATOR ALERTS_______________________________________________________

This tractor uses an audible alarm and warning lights to alert
the operator of conditions requiring immediate action. When
an alert occurs follow the general guidelines listed in the
chart below, and any specific actions outlined by the
grounds superintendent or service manager.
Alert
1. Hydraulic fluid level - alarm
sounds and GreenSentry
comes on. Hydraulic fluid is below
recommended level.
2. Engine Oil Pressure - oil pressure
light comes on. Oil pressure low.
3. Engine Coolant
Alarm sounds. Engine
temperature high.
4. Hydraulic oil filter - Oil filter
warning light remains on.
10
Stop tractor immediately, lower implements and shut off engine! Visually
light
inspect tractor for obvious signs of leaks around connections, hoses and
hydraulic components. Return tractor to service area for maintenance.
CAUTION: Hydraulic fluid is under pressure. Turn engine off and allow
!
fluid to cool before checking fluid level or adding oil to hydraulic tank.
Stop tractor immediately, lower implements and shut off engine! Inspect oil
level in engine. If oil light remains on with oil at proper level, shut off engine and
tow or trailer tractor back to a service area. NEVER operate engine with oil light
on, severe damage to the engine can occur.
Temperature Stop tractor immediately, lower implements and shut off engine! Remove
coolant debris such as leaves and grass clippings that may be restricting air flow through
rear screen on hood and area between radiator and oil cooler. If engine continues
to run hot, return tractor to a service area.
CAUTION: Engine coolant is under pressure. Turn engine off and allow
!
fluid to cool before checking fluid level or adding coolant to radiator.
Return tractor to a service area as soon as possible. Change hydraulic oil
filters.
To test alarm system:
Turn ignition switch to RUN. Engine oil pressure light and
charge filter light should come on. Move GreenSentry switch
to off position, alarm should sound.
This system monitors:
1. Hydraulic fluid level
2. Engine oil pressure
3. Engine coolant temperature
4. Hydraulic oil filters
Action