29
54ZB, 62ZB
Z
-
Beast
Finish Mower
Rev: AUG2014
Z
-
BEAST
Troubleshooting
Problem Possible
Causes Solution
Engine will not start
1. Key in the OFF position
2. Insufficient fuel in the tank
3. Air bubble in the fuel line
4. Fuel valve in OFF position
5. Choke not ON
6. Choke linkage out of adjustment
7. Low engine oil
8. Blade control in ON position
9. Loose spark plug wire
10. Fouled spark plug
11. Plugged or dirty air filter
12. Bad gasoline
13. Plugged or dirty fuel filter
14. Safety switches out of
alignment or loose
15. Dead battery (electric start
models)
1. Turn key to ON position
2. Add
gasoline
3. Prime engine or shake bubble out
4. Turn valve ON
5. Turn
choke
ON
6. Refer to Engine Owner’s Manual
7. Add
engine
oil
8. Push lever to OFF position
9. Tighten wire or connections
10. Clean or replace the plug
11. Clean or replace the air filter
12. Drain and replace with fresh gasoline
13. Replace the fuel filter
14. Adjust or tighten switches (p. 26) - read warnings!
15. Recharge or replace battery
Engine will not keep
running/quits
1. Water in the fuel
2. Loose
safety
switch
3. Fuel valve is OFF
4. Dirty
fuel
filter
5. Dirty air filter
6. Low engine oil
1. Drain and replace with fresh fuel
2. Adjust switch (p. 26)
3. Turn fuel valve ON
4. Replace
fuel
filter
5. Clean or replace air filter
6. Add
engine
oil
Engine stops when blades
are engaged
1. Loose
safety
switch
2. Belt tension too high
3. Blades jammed with foreign
material
1. Adjust switch (p. 26)
2. Adjust belt (p. 20)
3. Remove foreign material
Note: Firmly pushing the blade control lever into
the OFF position to ensure the safety switch is fully
engaged can sometimes resolve this problem.
Blades do not turn
1. Broken belt
2. Loose
belt
3. Blade activation linkage out of
adjustment.
1. Replace
belt
2. Adjust belt (p. 20)
3. Adjust linkage (p. 19)
Belts squeal when blades
are engaged
1. Incorrect belt tension
2. Excessive belt wear
1. Adjust belt tension
2. Replace
belt
Belts slip when blades are
engaged
1. Incorrect belt tension
2. Excessive belt wear
1. Adjust belt tension
2. Replace
belt