Bolens TRANSMATIC LAWN TRACTOR 660 User Manual

Page 28

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SECTION 11: TROUBLE SHOOTING GUIDE

Trouble

Possible

Cause(s)

Corrective Action

Engina will

Safety switch

There are two switches in the starting circuit of your unit: the clutch pedal switch and

not crank

button not

the deck engagement/lift lever switch. Make certain the actuator is fully depressing the

depressed.

buttons on each switch.

Battery installed The battery must be installed with negative terminal attached to black ground wire.
incorrectly.

Negatiii« terminal is identified at the post by "MEG”, “N” or The positive terminal,

identified by “POS“, “P” or V’, must be attached to the big red wire which goes to the
solenoid. All batteries are to be fully charged before installing. Refer to “Quick Starf
battery guide that came with the operators manual.

Battery is dead

Check fluid level in battery. If fluid is tow, fill to just below split rings with water. Charge

or weak.

with 6 AMP charger until fully charged.

Blown fuse or

Refer to operators manual fdr fuse box location. Replace fuse with automotive type

circuit breaker.

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

Engine should have a black ground wire running from engine to frame or mounting

wire loose.

bolt.

Engine

Throttle or choke Check operator's manual for correct position for throttle control and choke for starting.

cranks but

not in starting

will not start position.

No fuel to the

Gasoline tank empty. Fill,

carburetor.

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

necessary.

No spark to

Spark plug lead disconnected. Connect lead.

spark plug.

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.

Dirty air cleaner. If the air cleaner is dirty, the engine may not start. Refer to the engine manual packed

with your unit.

Engine

Engine oil has

Check oil level.

smokes

been overfilled.

Engine loses

Dipstick not seated or broken. Replace defective part.

crankcase

Engine breather defective. Replace.

vacuum.

Excessive

Bent or

Stop engine immediately Check all pulleys, blade adapters, keys and bolts for

vibration

damaged blade. tightness and spindle damage. Tighten or replace any damaged parts.
Bent blade.

Stop engine immediately. Replace damaged blade. Only use original equipment
blades.

Mower will

Engine speed

Throttle must be set at full throttle.

not

low.

discharge

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

grass or

Cutting height

Raise deck.

leaves

set too low.

uncut strips Blades short or

duH.

Sharpen or replace blades {uncut strip problem only).

NOTE: For repairs beyond the minor ac^ustments above, ix>ntactan authorized service dealer.

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