Jacobsen R-311T User Manual

CONTROLS 3
en-15
3.6 WARNING LIGHTS _________________________________________________________
The R-311 mower monitors vital machine systems. It uses a
combination of warning lights and an audible alarm 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.
To test alarm system:
Turn ignition switch to RUN. The engine oil light (T
1
) and
charge pressure light (T
3
) should come on. All lights should
go out once engine is started.
Press horn/test switch (I). Horn will sound and Engine
Coolant Temperature (T
2
), Return Filter (T
4
), Hydraulic Oil
Temperature (T
5
), Charge Filter (T
6
), and Air Filter (T
7
)
lights will come on.
With engine off, press glow plug switch (U). Glow plug light
(T
8
) will come on.
Turn signal lights (T
9
) are only used with the optional cab
installed.
This system monitors:
T1. Engine oil pressure
T2. Engine coolant temperature
T3. Charge pressure
T4. Hydraulic return oil filter
T5. Hydraulic oil temperature
T6. Hydraulic charge filter
T7. Air filter
T8. Glow Plug
Figure 3D
Alert Action
T1. Engine Oil Pressure - Alarm
sounds and oil pressure light
comes on. Oil pressure low.
Stop mower 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 mower back to service area. NEVER operate engine with oil light on,
severe damage to the engine can occur.
T2. Engine Coolant Temperature
Horn sounds. Engine coolant
temperature high.
Stop mower immediately, lower implements and shut off engine!
Remove 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 mower to 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.
T3. Charge Pressure Light stays on
after starting engine or comes on
during operation. Indicates low
charge pressure in traction
system.
Stop mower immediately, lower implements and shut off engine! Check
hydraulic oil level in main tank. Visually inspect mower for obvious signs of leaks
around connections, hoses and tubes. Tow or trailer mower back to service area.
Never operate mower with charge pressure light on, severe damage to hydraulic
system components can result.
CAUTION: Hydraulic system is under pressure. Turn engine off and allow
oil to cool before checking oil level or adding oil to tank.
T4. Hydraulic Return Oil Filter -
Oil filter warning light comes on.
Return mower to a service area as soon as possible. Change hydraulic
return oil filter.
Continued on next page
T
1
T
9
T
2
T
3
T
4
T
5
T
6
T
7
T
8
T
9

Jacobsen R-311T Specifications

General

Brand	Jacobsen
Model	R-311T
Category	Lawn Mower
Language	English