Toro 74370 - User Manual

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FormNo.3361-179RevA

TimeCutter

®

Z4200,Z4220,and

Z5000RidingMowers

ModelNo.74360—SerialNo.290000001andUp

ModelNo.74363—SerialNo.290000001andUp

ModelNo.74370—SerialNo.290000001andUp

Registeratwww.Toro.com.OriginalInstructions(EN)

Table of Contents

Questions and Answers:

P
Patrick SimsSep 13, 2025
How to fix abnormal vibration in my Toro 74370 Lawn Mower?
- M
  Michele WilliamsSep 14, 2025
  If you're experiencing abnormal vibration with your Toro Lawn Mower, here's what you can check: * Ensure the engine mounting bolts are tightened securely. * Check the engine pulley, idler pulley, or blade pulley and tighten them if they are loose. * Inspect the cutting blade(s) for bending or imbalance; replace with a new blade(s) if necessary. * Tighten the blade mounting bolt if it's loose.
J
Jason GarciaSep 16, 2025
What to do if Toro 74370 blades do not rotate?
- P
  Patricia BrownSep 16, 2025
  If the blades on your Toro Lawn Mower are not rotating, it could be due to the following: * The drive belt may be worn, loose, or broken, so install a new drive belt. * The drive belt may be off of the pulley, so install the drive belt and check the adjusting shafts and belt guides for the correct position. * The mower belt may be worn, loose, or broken, so install a new mower belt.

Toro 74370 Specifications

General

Model	74370
Engine Type	4-Cycle
Deck Material	Steel
Start Type	Recoil
Starting System	Recoil
Type	Walk-Behind Lawn Mower
Engine	Briggs & Stratton
Cutting Width	22 inches
Drive Type	Self Propelled
Drive System	Rear-Wheel Drive
Oil Capacity	20 oz

Summary

Introduction and Safety Guidelines

Introduction to the Toro TimeCutter

Overview of the operator's manual and product information.

General Safety Precautions

Critical safety warnings and practices for operating the mower safely.

Safe Operating Practices and Slope Safety

Detailed safety rules for operation, including slope handling and child safety.

Mower Overview, Controls, and Operation

Product Overview and Component Identification

Identifying key parts and features of the Toro TimeCutter Z mower.

Control Panel and Basic Functions

Understanding ignition, throttle, blade, and motion control levers.

Driving, Stopping, and Safety Interlocks

Procedures for driving, stopping, and the function of the safety interlock system.

Operator Adjustments and Comfort

Adjusting seat position, control levers, and tilt for optimal operator comfort.

Mowing Techniques and Tips

Guidance on mowing direction, cutting height, and handling different grass conditions.

Maintenance, Troubleshooting, and Schematics

Recommended Maintenance Schedule

A detailed schedule of maintenance tasks and their service intervals.

Engine, Fuel, and Electrical System Maintenance

Servicing air cleaner, engine oil, fuel filter, spark plug, battery, and fuses.

Drive System and Mower Deck Maintenance

Checking tire pressure, servicing blades, leveling deck, and belt maintenance.

Troubleshooting Common Issues

Diagnosing and resolving common problems with the mower's engine and drive system.

Electrical System Schematics

Diagrams illustrating the mower's electrical system components and wiring.

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