What does it mean if the oil-pressure light is on in my Toro 74938 Lawn Mower?
If the oil-pressure light is on and the engine rpm is low on your Toro Lawn Mower, the engine-control unit has likely limited engine rpm, known as “limp” mode. Let the engine cool, then check the engine-oil level. If the level is above the “add” line, contact an Authorized Toro Service Dealer.
Why is there an abnormal vibration in my Toro 74938 Lawn Mower?
If you experience an abnormal vibration with your Toro Lawn Mower, install new cutting blade(s) if the current ones are bent or unbalanced. You can also try tightening the blade mounting bolt, the engine mounting bolts, or the appropriate pulley. If problems persist, contact an Authorized Service Dealer.
Why is the oil-pressure light on and the engine rpm low on my Toro 74938?
If the oil-pressure light is on and the engine rpm is low on your Toro Lawn Mower, it means the engine-control unit has limited engine rpm, known as “limp” mode. Let the engine cool and check the engine-oil level. If the level is above the “add” line, contact an Authorized Toro Service Dealer.
Why is the oil-temperature light on and the engine rpm low on my Toro Lawn Mower?
If the oil-temperature light is on and the engine rpm is low on your Toro Lawn Mower, it means the engine-control unit has limited engine rpm, known as “limp” mode. Check the engine-oil level. If the level is above the “add” line, contact an Authorized Toro Service Dealer.
Why will the clutch not engage on my Toro Lawn Mower?
If the clutch will not engage on your Toro Lawn Mower, replace the fuse if it is blown. Check the coil resistance, battery charge, charging system, and wiring connections and replace if necessary. You can also check the coil resistance, battery charge, charging system, and wiring connections and replace if necessary, replace the clutch, repair or replace the clutch lead wire or electrical system (clean the connector contacts), or remove the shim or replace the clutch.
What causes abnormal vibration in my Toro Lawn Mower?
Abnormal vibration in your Toro Lawn Mower can arise from several sources. Check if the cutting blades are bent or unbalanced and replace them if necessary. Ensure the blade mounting bolt is tight. Also, tighten the engine mounting bolts. Verify that the engine pulley, idler pulley, or blade pulley isn't loose and tighten it if needed. For a damaged engine pulley, bent blade spindle, or loose/worn motor mount, contact an Authorized Service Dealer.
Why does my Toro Lawn Mower pull left or right even with levers fully forward?
If your Toro Lawn Mower veers left or right despite the levers being fully forward, it's likely due to tracking needing adjustment or incorrect tire pressure in the drive tires. Adjust the tracking and ensure the tire pressure in the drive tires is correct.
What to do if my Toro 74938 has abnormal vibration?
If your Toro Lawn Mower is vibrating abnormally, several issues could be the cause: * The cutting blade(s) might be bent or unbalanced, so install new cutting blade(s). * The blade mounting bolt might be loose, so tighten it. * The engine mounting bolts could be loose, so tighten them. * A loose engine pulley, idler pulley, or blade pulley could be the problem, so tighten the appropriate pulley.
Why Toro 74938 pulls left or right?
If your Toro Lawn Mower pulls to the left or right (with levers fully forward), it could be due to the tracking needing adjustment, so adjust the tracking. Alternatively, the tire pressure in the drive tires might not be correct, so adjust it.
Why Toro 74938 clutch will not engage?
If the clutch on your Toro Lawn Mower will not engage, it could be due to a few reasons. A fuse might be blown, so replace it and check the coil resistance, battery charge, charging system, and wiring connections, replacing if necessary. There might be low voltage supply at the clutch, so check coil resistance, battery charge, charging system, and wiring connections, replacing if necessary. The coil could be damaged, so replace the clutch. There might be inadequate current supply, so repair or replace the clutch lead wire or electrical system and clean connector contacts. Finally, the rotor/armature airgap might be too large, so remove a shim or replace the clutch.
General| Start Type | Electric/Recoil |
|---|---|
| Weight | 90 lbs |
| Engine | Briggs & Stratton EXi 163cc w/Just Check & Add |
| Deck Material | Steel |
| Mulching Capability | Yes |
| Bagging Capability | Yes |
| Side Discharge Capability | Yes |
| Engine Type | Gas |
| Cutting Width | 22 inches |
| Drive System | Rear-wheel drive |
| Fuel Capacity | 0.5 gallons |
| Cutting Height | 1.5-4 inches |
| Fuel Tank Capacity | 0.5 gallons |
| Starter Type | Recoil |
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