Troubleshooting - McCulloch 532 43 67-90 Operator's Manual

TROUBLESHOOTING POINTS
PROBLEM
1 Out of fuel.
Will not start
2 Bad spark plug.
3 Dirty air filter.
4 Water in fuel.
5 Loose or damaged wiring.
6 Engine valves out of
1 Dirty air filter.
Hard to start
2 Bad spark plug.
3 Weak or dead battery.
4 Stale or dirty fuel.
5 Loose or damaged wiring.
6 Engine valves out of
1 Clutch/brake pedal not
Engine will not
turn over
2 Deck clutch is engaged.
3 Weak or dead battery.
4 Blown fuse.
5 Corroded battery terminals.
6 Loose or damaged wiring.
7 Faulty ignition switch.
8 Faulty solenoid or starter.
9
1 Weak or dead battery.
Engine clicks but
2 Corroded battery terminals.
will not start
3 Loose or damaged wiring.
4 Faulty solenoid or starter.
Loss of power
1
2 Build-up of grass, leaves and
3 Dirty air filter.
4 Low oil level/dirty oil.
5 Faulty spark plug.
6 Stale or dirty fuel.
7 Water in fuel.
8 Spark plug wire loose.
9 Dirty engine air screen/fins.
10 Dirty/clogged muffler.
11 Loose or damaged wiring.
12 Engine valves out of
Excessive
1 Worn, bent or loose blade.
vibration
2 Bent blade mandrel.
3 Loose/damaged part(s).
CAUSE
adjustment.
adjustment.
depressed.
Faulty operator presence
switch(es).
Cutting too much grass/too
fast.
trash under mower.
adjustment.
CORRECTION
1 Fill fuel tank.
2 Replace spark plug.
3 Clean/replace air filter.
4 Empty fuel tank and carburetor, refill tank with fresh
gasoline and replace fuel filter.
5 Check all wiring.
6 Contact a qualified service center.
1 Clean/replace air filter.
2 Replace spark plug.
3 Recharge or replace battery.
4 Empty fuel tank and refill tank with fresh, clean
gasoline.
5 Check all wiring.
6 Contact a qualified service center.
1 Depress clutch/brake pedal.
2 Disengage deck clutch.
3 Recharge or replace battery.
4 Replace fuse.
5 Clean battery terminals.
6 Check all wiring.
7 Check/replace ignition switch.
8 Check/replace solenoid or starter.
9 Contact a qualified service center.
1 Recharge or replace battery.
2 Clean battery terminals.
3 Check all wiring.
4 Check/replace solenoid or starter.
1 Raise cutting height/reduce speed.
2 Clean underside of mower housing.
3 Clean/replace air filter.
4 Check oil level/change oil.
5 Clean & regap or change spark plug.
6 Empty fuel tank and refill tank with fresh, clean
gasoline.
7 Empty fuel tank and carburetor, refill tank with fresh
gasoline.
8 Connect & tighten spark plug wire.
9 Clean engine air screen/fins.
10 Clean/replace muffler.
11 Check all wiring.
12 Contact a qualified service center.
1 Replace blade. Tighten blade bolt.
2 Contact a qualified service center.
3 Tighten loose part(s).
Replace damaged parts.
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