Toro 72144 Software Manual
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Toro 72144 Software Manual

Z master professional 7500-d series riding mower with 144in turbo force rear discharge mower
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Z Master
With 144in TURBO FORCE
Model No. 72144—Serial No. 400000000 and Up
Read this information carefully to learn how to operate and maintain your product properly and to avoid injury
and product damage. 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
Advanced Settings
Maintenance and Service
Fuel Level
PTO
© 2021—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
®
Professional 7500-D Series Riding Mower
®
Low Engine Speed
Transmission-Oil Maintenance
Engine-Oil Temperature
Engine-Oil Maintenance
No
*Located on bottom row of some
menu screens
Register at www.Toro.com.
Rear Discharge Mower
Toggle Between Screens
Original Instructions (EN)
Printed in the USA
All Rights Reserved
Form No. 3445-184 Rev A
Software Guide
Processing
Battery Voltage
Engine Hours
Cancel/Exit
*3445-184*

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Summary of Contents for Toro 72144

  • Page 1 With 144in TURBO FORCE ® Rear Discharge Mower Model No. 72144—Serial No. 400000000 and Up Software Guide Read this information carefully to learn how to operate and maintain your product properly and to avoid injury and product damage. You are responsible for operating the product properly and safely. Read your Operator’s Manual for more information.
  • Page 2 Enter/Return Parking Brake Neutral-Lock Previous Decrease *Located in top row of Information Screen Next Increase Operator Presence Control (OPC) Reset Play/Start Max Engine Speed Pause/Stop Efficient Engine Speed Error Warning Engine Diesel Particulate Filter (DPF) Hydraulic-Fluid Temperature Engine Glow Plugs Active Engine DPF Regeneration Engine DPF Soot Percentage Inactive/Failed/Interrupted...

  • Page 3: Product Overview

    Language Shut Off the Engine Recommended Engine Cooldown Time Attention Safety Alert Transmission Low Speed Transmission High Speed Product Overview g362697 Figure 2 g362360 Figure 1 Horizon Display Monitor 1. Deck lift and wing deck 4. High-Low speed range 1. Screen 3.

  • Page 4: Information Screens

    Screen Engine Screens The screen displays icons and information relative to Engine-Off Screen machine operation and is backlit for viewing in low light situations. The screen is located above the buttons. When the key is on without the engine running, the Engine-Off screen displays (Figure Refer to the...

  • Page 5: Engine Diesel Particulate Filter (Dpf) Regeneration Screens

    Engine Speed Mode moves toward the bottom of the display as the engine cools and is empty when it is safe to shut off the 3 modes are available: L , and M FFICIENT AXIMUM engine. If you shut off the engine before the cooldown •...
  • Page 6 If the engine ECU senses that the DPF backpressure has increased past an acceptable threshold, an auto regeneration will occur. During the auto regeneration, the intake throttle valve limits the air flow into the engine while the injectors add additional fuel. This process increases the DPF temperature, which allows accumulated particulate to burn off.
  • Page 7 excessively or not run under a sufficient load. If multiple successive regenerations are required, it may indicate that the DPF will require service soon, that an engine problem exists (e.g., incorrect engine fuel or oil) or that a DPF pressure sensor is failing. Important: A stationary regeneration can be initiated by the engine ECU or by you,...
  • Page 8 g216675 Figure 13 g217322 1. Start Regen Figure 15 3. Previous 1. DPF Soot % Shut off the engine and wait for all 2. Start Regen? 4. Next moving parts to stop. Ensure that the machine is on a level surface. The regeneration process begins and the Move the control levers to the neutral module displays the Regen Active screen...
  • Page 9 One of 3 outcomes result: – Failed—if the engine ECU determines that a recovery regeneration cannot – Complete—if the process completes be completed, the module displays successfully, the module displays the the Regen Failed—See Dealer screen Regen Complete screen (Figure 17).

  • Page 10: Menu Selection Screen

    Menu Selection Screen The Menu Selection Screen displays when you place the motion-control levers in the N position EUTRAL and press and hold the 2 outside LDU buttons. g257032 Figure 21 1. Maintenance and Service 5. Cancel/Exit 2. Language 6. Toggle between screens 3.
  • Page 11 • The following are a list of items available in the Status Fuel pump power (highlights if on) of Inputs screen: • Engine power to run (highlights if on) • System voltage • Fan speed percentage • Engine communication (highlights if the module is •...

  • Page 12: Engine Oil

    Hydraulic Transmission Oil Engine Oil This service reminder screen displays the hours until This service reminder screen displays the hours until the hydraulic transmission oil maintenance is due. the engine oil maintenance is due. g030186 g030188 Figure 25 Figure 27 1.

  • Page 13: Module Information

    Deck Gearbox Oil Module Information Applicable Models Only The screen displays the current installed version of software and hardware for both the LDU (Logic This screen displays the hours until the Deck Gear Display Unit) and the MCU (Master Control Unit). Box Oil maintenance is due.

  • Page 14: Gauges And Meters Menu

    Gauges and Meters Menu You can scroll between the following screens in the Gauges and Meters menu: • Engine Hours (page 14) • PTO Hours (page 14) • Fuel Used (page 14) g030204 • Fuel Economy (page 14) Figure 37 •...

  • Page 15: Trip Statistics

    Trip Statistics There are 5 trip statistics screens to scroll though and view. g038365 Figure 42 1. Trip Statistics 4 4. Displays US gallons/liters of fuel g030207 2. Displays engine hours 5. Pause/Stop Figure 40 3. Displays PTO hours 1. Trip Statistics 2.

  • Page 16: Advanced Settings Menu

    Every time you reset the hydraulic transmission oil service reminder, the module prompts you to select whether the machine was serviced with Toro Premium Hydraulic Oil. Pressing Y (yes) or N (no) determines the correct maintenance schedule.
  • Page 17 Deck Gear Box Oil Wheel Drive Gear Box Oil This reminder screen allows you to reset the number This reminder screen allows you to reset the number of hours until the deck gear box oil service is due. of hours until the wheel drive gear box oil service is due.
  • Page 18 Historical Error This screen displays errors that are no longer active. The log keeps a running count of the number of times the error has occurred during the life of the machine and the engine hour at which the last occurred. The log displays the errors starting with the most recent occurrence.
  • Page 19 Adjust the Fan Settings These screens are used to adjust how often the fan reverses (Figure 56). g030228 Figure 54 1. Engine Settings 4. Up arrow—Increase 2. Set Low Mow Speed 5. Enter g320727 Figure 56 3. Engine speed in rpm (e.g., 6.

  • Page 20: Factory Defaults

    Calibrate Engine Settings Factory Defaults This screen allows you to reset system settings back This screen allows the calibration of the actual engine to the factory default settings. Pressing the Enter speed to match the commanded engine speed. button brings up confirmation screen; press Y (yes) to The enter button blacks out if the blades are not reset or N (no) to cancel.

  • Page 21: Adjusting The Electronically-Controlled Low Mode Speed Adjustment

    Adjusting the – Engine Error Codes: The system displays engine error codes provided by the engine Electronically-Controlled manufacturer. – Clutch Output Failure: The clutch output is Low Mode Speed open or shorted. Adjustment – System Voltage Low: The voltage is too low (less than 12.3 V).
  • Page 22 ◊ Engine Over Temperature speed, locks out the PTO, and disengages the clutch; an Engine Over Temperature ◊ Engine Communication Error message displays. The fault clears once the ◊ Module Communication Error temperature falls below a safe limit. ◊ Clutch Output Failure Transmission Over Temperature ◊...

  • Page 23: Troubleshooting

    Troubleshooting Issue Description System Error Message Status LED System Actions Recommended Corrective Action Replace the engine oil and filter. The engine oil service Service the Engine Oil Blink Red Follow the reset procedure; refer to is due. Engine Oil (page 16).
  • Page 24 System Error Message Status LED System Actions Issue Description Recommended Corrective Action Safe Transport The communication Module Mode—engine limited between the LDU Check the electrical connections at Blink Red Communication Error to Efficient mode and the module and MCU the LDU and MCU module. PTO is disengaged.

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