Exmark QUEST E Series User Manual (English)

Questions and Answers:

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Kathleen KeithAug 6, 2025
Why won't my Exmark Lawn Mower engine start?
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  Amy MarshallAug 6, 2025
  If your Exmark Lawn Mower engine won't start, starts hard, or fails to keep running, several factors could be the cause. Here's what to check: * The fuel tank may be empty, so fill it up. * If applicable, ensure the choke is on. * The air cleaner might be dirty; clean or replace it. * Check that the spark plug wire(s) is properly connected. * The spark plug(s) could be faulty, so install a new, correctly gapped one. * The fuel filter may be dirty, so replace it. * Ensure you're using the correct fuel type. * Also, verify that the oil level in the crankcase is sufficient; add oil if needed.
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Charles GlassAug 10, 2025
How to troubleshoot an Exmark QUEST E Lawn Mower when the starter does not crank?
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  Scott RogersAug 10, 2025
  If the starter on your Exmark lawn mower doesn't crank, here's what to check: * Ensure the blade control switch is disengaged. * Engage the park brake. * Make sure you are seated on the seat. * Check the electrical connections for good contact. * Replace the fuse if it's blown.
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Michael AdamsAug 14, 2025
How to fix an Exmark Lawn Mower when the engine overheats?
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  ecastroAug 14, 2025
  If your Exmark lawn mower engine is overheating, consider the following: * Reduce ground speed if the engine load is excessive. * Add oil to the crankcase if the oil level is low. * Remove any obstructions from the cooling fins and air passages under the engine blower housing. * Clean or replace the air cleaner element if it is dirty.
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Jeffrey LoganAug 18, 2025
What to do if my Exmark Lawn Mower engine loses power?
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  Rebekah KaneAug 18, 2025
  If your Exmark Lawn Mower's engine is losing power, it could be due to several reasons. Try these solutions: * Reduce the ground speed if the engine load is excessive. * Clean or replace the air cleaner if it's dirty. * Add oil to the crankcase if the oil level is low. * Remove any obstructions from the engine's cooling fins and air passages. * Install new, correctly gapped spark plug(s) if the current ones are pitted, fouled, or have an incorrect gap. * Replace the fuel filter if it's dirty. * If you're using the incorrect fuel, drain the tank and replace it with the proper type.
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lpachecoAug 23, 2025
Why is my Exmark QUEST E Lawn Mower cutting unevenly?
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  William NortonAug 23, 2025
  If your Exmark Lawn Mower is cutting unevenly, consider these potential causes: * The blade(s) might not be sharp, so sharpen them. * If the cutting blade(s) is/are bent, install new ones. * Tighten the blade mounting bolt if a blade is loose and inspect the blade spring disc washer for damage. * Ensure the mower deck is level from side-to-side and front-to-rear. * Adjust the anti-scalp wheel height if it's not set correctly. * Clean the underside of the mower if it's dirty. * Adjust tire pressure if the tire pressure in drive tires not correct.
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Donald VillaAug 27, 2025
What to do if the blades on my Exmark QUEST E Lawn Mower do not rotate?
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  Rachel KiddAug 28, 2025
  If the blades on your Exmark lawn mower aren't rotating, here are a few things to check: * Install a new drive belt if the current one is worn, loose, or broken. * Install the drive belt and check adjusting shafts and belt guides for correct position if the drive belt is off the pulley. * Install a new mower belt if the current one is worn, loose, or broken.
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Dr. Stephen Parrish DDSAug 31, 2025
Why is my Exmark QUEST E Lawn Mower vibrating abnormally?
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  Anthony CaldwellAug 31, 2025
  If your Exmark Lawn Mower is vibrating abnormally, here are some potential causes and solutions: * Tighten the engine mounting bolts if they are loose. * Tighten the appropriate pulley if the engine pulley, idler pulley, or blade pulley is loose. * Install new cutting blade(s) if the current ones are bent or unbalanced. * Tighten the blade mounting bolt and inspect the blade spring disc washer for damage if the blade is loose.

Exmark QUEST E Series Specifications

General

Engine Brand	Exmark
Engine Displacement	726cc
Blades	2
Engine Type	Four-Cycle
Fuel Capacity	3 gal
Transmission	Hydrostatic
Ground Speed Forward	7 mph
Cutting Height Range	1.5 to 4.5 inches
Turning Radius	18 inches