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4
CONTROLS
4.6
WARNING LIGHTS _________________________________________________________
The R311T-T4I 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 (V
charge pressure light (V
should go out once engine is started.
Press horn/test switch (G). Horn will sound and Engine
Coolant Temperature (V
2
Oil Temperature (V
), Charge Filter (V
5
(V
) lights will come on.
7
V
1
V
9
Alert
V1. Engine Oil Pressure - Alarm
sounds and oil pressure light
comes on. Oil pressure low.
V2. Engine Coolant Temperature
Horn sounds. Engine coolant
temperature high.
V3. Charge Pressure Light stays on
after starting engine or comes on
during operation. Indicates low
charge
pressure
system.
V4. Hydraulic Return Oil Filter - Oil
filter warning light comes on.
en-24
All manuals and user guides at all-guides.com
1
) should come on. All lights
3
), Return Filter (V
), Hydraulic
4
), and Air Filter
6
V
V
V
2
3
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.
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.
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
in
traction
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.
Return mower to a service area as soon as possible. Change hydraulic
return oil filter.
Continued on next page
With engine off, press glow plug switch (U). Glow plug
light (V
) will come on.
8
Turn signal lights (V
This system monitors:
V1. Engine oil pressure
V2. Engine coolant temperature
V3. Charge pressure
) and
V4. Hydraulic return oil filter
V5. Hydraulic oil temperature
V6. Hydraulic charge filter
V7. Air filter
V8. Glow Plug
V
4
5
Action
) are currently not used.
9
V
V
6
7
V
8
V
9
Figure 4C
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