I

TROUBLE SHOOTING GUIDE

PROBLEM POSSIBLE CAUSE(S)

Engine will not Battery installed incor-

crankrectly

Battery is dead or weak

Blown fuse or circuit breaker

CORRECTIVE ACTION

The battery must be installed with negative terminal attached to black ground wire. Negative terminal is identified at the post by "NEG", "N" or "-". The positive terminal, identified by "POS", "P" or "+", must be attached to the big red wire which goes to the solenoid.

Check fluid level in battery. If fluid is low, fill to UPPER LEVEL line with water. Charge with taper charger until fully charged.

Replace fuse with 7-1/2 amp. automotive type fuse. Fuses seldom fail without a reason. The problem must be corrected. Check for loose connections in the fuse holder. Replace fuse holder if necessary. A

dead short may be in the cranking or charging circuit where the insulation may have rubbed through and exposed the bare wire. Replace the wire or repair with electrician's tape if the wire strands have not been damaged.

Note: Look for a wire pinched between body panels, burned by the exhaust pipe or muffler or rubbed against a moving part.

 

 

Engine ground wire Ioos_

Engine

should

have

a black ground wire

running from engine to frame or mounting

bolt.

 

 

Safety

switch button

There

are two

switches in the starting circuit

of your unit:

the clutch pedal

switch

and the deck lift lever

 

 

not depressed

switch.

Make

certain

the actuator

is fully

depressing

the buttons on each switch.

 

Engine

cranks

Throttle

or choke not in

Check

owner's guide

for correct

position

for

throttle

control

and choke for

starting.

 

but will

not start

starting

position

 

 

 

 

 

 

 

 

 

 

 

No spark to spark plug Spark plug lead disconnected. Connect lead. Hold spark plug lead away from engine block about 1/8". Crank engine. There should be a spark. If not, have engine repaired at authorized engine service dealer.

Faulty spark plug. To test, remove spark plug. Attach spark plug lead to spark plug. Ground the spark plug body against the engine block. Crank the engine. The spark plug should fire at the electrode.

 

 

 

 

Replace if it does not.

 

 

 

 

 

 

 

 

 

 

 

No fuel

to the carburetor

Gasoline

tank

empty. Fill.

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuel line or in-line fuel filter plugged. Remove and clean fuel line. Replace filter if necessary.

 

 

 

Air filter

dirty

If the

air

cleaner

is

dirty, the

engine

may not start. Clean or replace

as

recommended

by the

engine

 

 

 

 

manufacturer.

 

 

 

 

 

 

 

 

 

 

 

 

Engine smokes

Engine

loses crankcase

Dipstick

not seated

or broken.

Replace defective

part.

 

 

 

 

 

 

vacuum

 

Engine breather

defective.

Replace.

 

 

 

 

 

 

 

Excessive

Bent or damaged blade

Stop

engine

immediately.

 

Check

all

pulleys,

blade adapters, keys

and bolts for

tightness

and

vibration

spindle

 

damage.

Tighten

or

replace

any damaged

parts.

 

 

 

 

 

 

 

Bent blade

Stop

engine

immediately.

Replace

damaged blade. Only use original

equipment blades.

 

 

Mower

will not

Engine

speed low

Throttle

must be set at full throttle.

 

 

 

 

 

 

 

discharge

Speed

selection

Use lower ground speed. The slower your ground speed, the better the quality of cut.

 

 

grass

or leaves

Blades

short or dull

Sharpen

or replace

blades

(uncut strip problem only).

 

 

 

 

uncut

strips

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If the above steps fail to correct the problem, take the unit to your local authorized service dealer for repair.

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Yard-Man 133Q694G401 owner manual Trouble Shooting Guide, Problem Possible Causes

133Q694G401 specifications

The Yard-Man 133Q694G401 is a versatile and efficient lawn mower designed to meet the needs of homeowners seeking a reliable solution for maintaining their lawns. This model stands out in the Yard-Man lineup due to its powerful engine and user-friendly features, making it an excellent option for both novice and experienced users.

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