background image

Troubleshooting

System Error Message

Status LED

System Actions

Issue Description

Recommended Corrective Action

Service the Engine Oil

Blink Red

The engine oil service
is due.

Replace the engine oil and filter.
Follow the reset procedure; refer to

Engine Oil (page 11)

.

Service the
Transmission Oil

Blink Red

The transmission oil
service is due.

Replace the transmission oil and
filter(s). Follow the reset procedure;
refer to

Hydraulic Transmission Oil

(page 10)

Low Oil Pressure

Blink Red

Safe Transport
Mode—engine limited
to Efficient mode and the
PTO is disengaged.

The engine-oil
pressure is below
limit.

Cycle the key switch to clear the
fault. Check the oil level. Contact an
Authorized Service Dealer.

Green

Single alarm chirp and
engine temperature
display flashes.

The engine
temperature is high.

Check the oil level. Clean debris from
the engine. Inspect the engine fan.
Contact an Authorized Service Dealer.

Engine Over
Temperature

Blink Red

Safe Transport
Mode—engine limited
to Efficient mode and the
PTO is disengaged.

The engine
temperature is above
limit.

Check the oil level. Clean debris from
the engine. Inspect the engine fan.
Contact an Authorized Service Dealer.

Fuel Low

Blink Red

The fuel level is low.

Check the fuel level and add fuel as
necessary.

System Overvoltage
>16VDC

Blink Red

Disallow clutch
engagement/ Disengage
the clutch.

The system voltage is
excessive (above 16
V).

Check the battery and engine
charging system. Contact an
Authorized Service Dealer.

System Voltage Low

Blink Red

System voltage below
12.3 V.

Check the battery and engine
charging system. Contact an
Authorized Service Dealer.

System Under
voltage<9VDC

Blink Red

Disallow clutch
engagement/ Disengage
clutch.

The system voltage is
below the lower limit
of 9 V.

Check the battery and engine
charging system. Contact an
Authorized Service Dealer.

Clutch Overcurrent

Blink Red

Safe Transport
Mode—engine limited
to Efficient mode and the
PTO is disengaged.

The clutch current is
above the limit.

Cycle the key switch to clear the
fault. Check the PTO clutch condition
and the related wiring. Contact an
Authorized Service Dealer.

Clutch Reset Required

Alternating
green/orange

The PTO switch is
engaged and the
module has latched
the clutch output Off.

Cycle the PTO switch to the O

FF

position and back to the O

N

position

to engage the clutch.

Clutch Output Fault

Blink Red

The clutch output has
a short or is open.

If the clutch is stuck in the O

N

position,

discontinue use and contact an
Authorized Service Dealer. Check
the clutch connection and associated
wiring for an open circuit.

Engine MIL Errors

Blink Red

The ECU has detected
a fault.

See the engine owner’s manual for the
error description and troubleshooting
information.

Engine
Communication Error

Blink Red

The communication
between the module
and the engine ECU
has been lost.

Check the electrical connections at
the module, interconnect between
the engine wire harness, and chassis
harness. Check the connections
at the engine ECU. Contact an
Authorized Service Dealer.

15

 

Содержание Air Cool Z Master 96in 74090

Страница 1: ...age You are responsible for operating the product properly and safely Read your Operator s Manual for more information Screen Icons The information screen uses the following icons Gauge and Meters Processing Advanced Settings Language Maintenance and Service Battery Voltage Fuel Level Engine Hours PTO Cancel Exit 2019 The Toro Company 8111 Lyndale Avenue South Bloomington MN 55420 Register at www ...

Страница 2: ...s Neutral Lock Located in top row of the Information Screen Enter Return Operator Presence Control OPC Previous Maximum Engine Speed Next Efficient Engine Speed Reset Low Engine Speed Play Start Transmission Oil Maintenance Pause Stop 2 ...

Страница 3: ...ntenance Decrease Yes No Located on bottom row of some menu screens Product Overview g030387 Figure 1 1 LDU Logic Display Unit 3 Audible alarm 2 MCU Master Control Unit g228164 Figure 2 LDU Logic Display Unit 1 Screen 3 Buttons 2 LED status light 3 ...

Страница 4: ...A fast chirp sound indicates critical errors A slow chirping sound indicates less critical errors such as required maintenance or service intervals Note During startup the alarm sounds briefly to verify functionality Information Screens The main information screens are as follows Startup Screen page 4 Engine Off Screen page 4 Engine On Screen page 4 Startup Screen During startup the screen display...

Страница 5: ...off if either the left the right or both levers are moved from NEUTRAL LOCK position while the parking brake is engaged Note Refer to the machine Operator s Manual to check the safety interlock system Engine Temperature A bar graph displays the engine temperature When the temperature is high and approaching an overheat condition the bar graph flashes When the engine has overheated the bar graph fi...

Страница 6: ...gure 7 1 Hydraulic Trans Oil 2 Reminder display 3 Engine hours remaining until the service is due Press the toggle button to also display the engine hours at which every service reminder reset was performed g030187 Figure 8 1 Hydraulic Trans Oil 2 Service History display 3 Service reminder reset was performed e g 250 and 750 engine hours Engine Oil This service reminder screen displays the hours u...

Страница 7: ...Engine communication highlights if module is communicating with the engine ECU PTO switch highlights if on Fuel sender voltage shows voltage Neutral switch highlights if on Brake switch highlights if on Seat switch highlights if on Oil pressure switch highlights if on Engine temperature shows temperature Wing Deck if applicable highlights if the wing decks are down and ready to mow Status of Outpu...

Страница 8: ... 2 MCU 4 Software Version To exit the screen press the previous or next arrow keys Pressing the enter button takes you back to the Menu Selection screen g293225 Figure 17 1 Exit 2 Enter Return Gauges and Meters Menu You can scroll between the following screens in the Gauges and Meters menu Engine Hours page 8 PTO Hours page 9 Fuel Used page 9 Fuel Economy page 9 Trip Statistics page 9 Engine Hours...

Страница 9: ...set 2 Displays US gallons liters used Fuel Economy This screen displays the US gallons liters of fuel used per engine hour g038363 Figure 22 1 Fuel Economy 2 Displays US gallons liters per hour Trip Statistics There are 5 trip statistics screens to scroll though and view g030207 Figure 23 1 Trip Statistics 2 View trip statistics Each screen features resettable counters for the following parameters...

Страница 10: ...en are 0 0 0 0 g030221 Figure 26 1 Enter password 4 Enter Return 2 Active digits 5 Decrease 3 Increase The passcode is 1 9 8 2 When the active digit is highlighted press the increase or decrease buttons to scroll through digits from 0 to 9 Press enter to select the highlighted digit If you enter the incorrect password the module takes you back to the menu select screen When the correct password is...

Страница 11: ...e log displays the errors starting with the most recent occurrence g030224 Figure 29 1 Historical Error 3 Number of times the error occurred during life of machine e g 3X 2 Current error e g Low Oil Pressure 4 Engine hour at which the error last occurred Alarms The alarms screen allows you to activate and deactivate the audible alarm for individual errors Press the Enter button to access individua...

Страница 12: ...speed The low speed cannot be set higher than the efficient speed Note You can set the maximum speed equal to the efficient mow speed to use the efficient mode while mowing Calibrate Engine Settings This screen allows the calibration of the actual engine speed to match the commanded engine speed The enter button blacks out if the blades are not disengaged the parking brake is not engaged and the m...

Страница 13: ...y Controlled Low Mode Speed Adjustment When operating in low mow mode press and hold the Low Speed Mode button reduce the engine speed minimum of 2 250 rpm Press the Low Speed Mode button again to return the engine to the default setting Auto Idle Down Mode If the operator leaves the seat and the safety interlocks allow the engine to remain running the system enters the auto idle mode and automati...

Страница 14: ...he engine speed and or disengages the clutch which allows you to drive the machine onto a trailer or return to a service area These are the following errors that may occur 1 Clutch Overcurrent If an overcurrent event occurs the system limits the engine speed to the Efficient Transport Mode speed and places the machine in Safe Transport Mode Safe Transport Mode limits the engine speed locks out the...

Страница 15: ... and engine charging system Contact an Authorized Service Dealer System Voltage Low Blink Red System voltage below 12 3 V Check the battery and engine charging system Contact an Authorized Service Dealer System Under voltage 9VDC Blink Red Disallow clutch engagement Disengage clutch The system voltage is below the lower limit of 9 V Check the battery and engine charging system Contact an Authorize...

Страница 16: ...d error displayed Engine speed drops below operating limit Wait for the engine speed to recover then cycle the PTO switch to the OFF position and then to the ON position to engage the clutch If the problem persists turn the key to the OFF position and inspect the mower deck and engine for debris Wing Deck Interlock Fault for applicable models Blink Red Disallow clutch engagement Disengage clutch W...

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