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Toro 74143 - User Manual

Toro 74143
64 pages
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FormNo.3394-290RevA
ZMaster
®
Commercial2000
SeriesRidingMower
with48in,52in,or60inTURBOFORCE
®
Side
DischargeMower
ModelNo.74141—SerialNo.315000001andUp
ModelNo.74143—SerialNo.315000001andUp
ModelNo.74145—SerialNo.315000001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)
*3394-290*A

Table of Contents

Questions and Answers

  • A
    angel23Sep 5, 2025
    What to do if Toro Lawn Mower machine does not drive?
    • M
      Michael HallSep 5, 2025
      If your Toro Lawn Mower isn't driving, try these solutions: * Tighten the bypass valves. * Change the belt. * Replace the spring. * Add hydraulic oil to the reservoirs or let it cool down.
  • T
    tammysaundersSep 5, 2025
    What to do if my Toro Lawn Mower starter does not crank?
    • R
      Rachel PerkinsSep 5, 2025
      If the starter does not crank, check the following: Ensure the blade-control switch (PTO) is disengaged. Set the parking brake. Make sure the motion-control levers are in the neutral-lock position. Ensure the operator is seated. If these aren't the issue, charge the battery and check the electrical connections for good contact. Also, replace the fuse if it's blown. For relay or switch issues, contact an Authorized Service Dealer.
  • C
    carl52Sep 6, 2025
    What to do if my Toro Lawn Mower is vibrating abnormally?
    • M
      markrossSep 6, 2025
      If your Toro Lawn Mower is vibrating abnormally, here are some things to check: 1. The cutting blades may be bent or unbalanced, in which case you should install new cutting blades. 2. The blade mounting bolt may be loose, so tighten it. 3. The engine mounting bolts may be loose, so tighten them. 4. The engine pulley, idler pulley, or blade pulley may be loose, so tighten the appropriate pulley. For damaged engine pulleys, bent blade spindles, or loose/worn motor mounts, contact an Authorized Service Dealer.
  • D
    David MarquezSep 7, 2025
    Why is my Toro Lawn Mower engine overheating?
    • R
      rayjoseSep 7, 2025
      The engine may overheat if the engine load is excessive, so reduce the ground speed. Also, check if the oil level in the crankcase is low and add oil if needed. Another possible cause is plugged cooling fins and air passages above the engine, so remove any obstructions.

Toro 74143 Specifications

General IconGeneral
Model74143
Drive TypeSelf-Propelled
Power SourceGasoline
Deck MaterialSteel
Engine Type4-Cycle
TypeWalk-Behind Mower
EngineBriggs & Stratton
Cutting Width22 inches
Oil Capacity20 oz

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