Troubleshooting - Troy-Bilt TUFFY 630CN Operator's Manual

WARNING: Beforeinspecting, cleaning or servicing the machine,shut off engine, wait for all
moving parts to come to a complete stop, disconnect spark plugwire and move wire away from
spark plug. Failureto follow these instructions can result in serious personal injury or property
damage.
TROUBLESHOOTING
PROBLEM
Enginedoes notstart
Engineruns poorly.
Engineoverheats.
Enginedoes notshot off
Wheels and Tines will not turn
Tines turn, but wheels don't
POSSIBLE CAUSE
]. Spark plug w_remsconnec_eo
2. Engine Throttle Control Lever incorrechl set
3. Fueitank emp[y.
4. Choke centre f so equippeo) m mcorrec[ eosmon
5. Stale gasonne,
6. Dirty air filter.
7. Defec[we or tocorrec[tl gapped spark plug.
8. Carburetor out of adjusrmenL
9. Misad usted throttle control,
10. Dirt or water in fuel tank.
]. Defective oriocorreeffl gapped spark plug.
2. Dirty air filter(s).
3. Carburetor out of adiusrmem.
4. Stale gasonne,
5. Dirt or water in fuel rooK.
6. Engine cooling s/siam cmggea.
I. Engine cooliog us[am cmggea.
2. Carburetor out of aelusrmem.
3. Oi{level is low.
]. Misadjusted throttIe control or gnmon switch
]. improper use of controls.
2. Worn. DrOKen.or mzsaolusted drive beibsL
3, Ioteroa{ transmissioo wear or damage,
4. Boltioose iotransmission ]uHey.
1. Wheel Drive Pins not in WHEEL DRIVE
2. Boltloose iotraosmissmn ]uHey.
3. tnteroal transmission wear or damage.
Wheels Turn, bolTieesOon'l. 1. Tioe helde[ mounting hardware missing.
CORRECTION
1. Reeonoect wire
2. Put lever io STARToosmon
3. Add fuel.
4 See Eogine Owner's MannaI.
5. Draio fueI and add fresh fuel.
6. Clean or replace filter.
7, Inspect spark plug.
8. See Eogine Service Dealer.
9. See Eogine Service Dealer
10 See Engine Service Dealer.
q. inspect spark ping see Engine Owner's Manual
2 Clean or replace see Engine Owner's ManuaI
3. See Engine Service Dealer.
4 Reolacewith fresh gasoline,
5. See Eogine Service Dealer.
6, Clean air cooling sysmm (see Engoe Owoer's Manual
1. Clean air cooling area see Eng le Owoer's ManumL
2. See Eogine Service Dealer.
3 Check oit level see Eng ne Owner's MaouaI]
See Engioe Owner's Manual or Engine Service Dealer.
1. Review Sectioos 3 and 4.
2 See "Checking Drive Belt Teosion." Sectioo 5.
3. Contact local dealer or the factory.
4 Tighten boil
1. See "Wheel Drive Pigs" io Section 3,
2 Tighten boil
3. Contact local Dealer or the Factory.
1, Replace hardware,
2. Bolt loose io traosmissioo pulley. 2, Tightenbo!t,
3. Interna! transmission wear or damage. 3. Contact local Dealer or the Factory.
Poor tilling performance. 1. Worn tines, 1. See"eo{o Tines" (Section 5).
21 ImproperDepthRegu!atorsetting, 2. See"TilliogTips&Techniques,"Sectioo4.
3. tocorrect throttte setting. 3. See Section 4.
Forward Drive Belt slipping. See '_Checking Forward Drive Bett Tension." Section 5.
22