MTD 179cc - Troubleshooting and Warranty; Troubleshooting Common Issues

13
For repairs beyond the
minor adjustments listed
here, contact an autho-
rized service dealer.
4
Trouble-
shooting
Problem Cause Solution
Engine fails to start Enginefloodedfromexcessive1.
priming
Sparkplugwiredisconnected2.
Fueltankemptyorstalefuel3.
Enginenotchoked4.
Faultysparkplug5.
Engine not primed6.
Ignitionkeyinstalledimproperly7.
Throttle in stop position8.
Wait at least ten minutes before 1.
starting
Connectwiretosparkplug2.
Filltankwithclean,freshgasoline3.
Chokeengine4.
Clean,adjustgap,orreplace5.
Prime engine 3-5 times6.
Insertignitionkeyalltheway7.
MovethrottletoFAST/RUNposition8.
Engine runs erratically Sparkplugwireloose1.
Sparkplugscorched,defective,or2.
electrode gap set incorrectly
Stale fuel3.
Unitrunningwithchokeon4.
Water or dirt in fuel system5.
Connectandtightensparkplugwire1.
Re-adjustelectrodegaporchange2.
sparkplug
Filltankwithclean,freshgasoline3.
Movechoketooff4.
Drainfueltank.Refillwithfreshfuel.5.
Engine overheats Engine oil level low1. Fillenginewithproperamountof1.
engine oil.
Troubleshooting
Forrepairsbeyondtheminoradjustmentslistedhere,contactanauthorizedservicedealer.