Operation, Stopping engine, Troubleshooting – Briggs & Stratton 12K300 User Manual

Page 9: Warning, Starter handle will not pull, Engine will not start, Engine is smoking or running rough, Need assistance

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9

Operation

Do not tip engine or equipment at angle which causes
kerosene or petrol to spill.

The manufacturer of the equipment on which this

engine is installed specifies top speed at which the

engine will be operated. DO NOT EXCEED this speed.

WARNING

Stopping Engine

Do not stop engine by moving choke control to

CHOKE.
Backfire, or explosion can cause severe burns

or death. Engine damage may occur.

WARNING

1. Do not move choke lever. (A)
2. Push stop switch to OFF position (1).
3. Close kerosene shut off valve (2).

A

B

C

Troubleshooting

Starter Handle will Not Pull

Place equipment on flat level surface.
Remove all external equipment/engine loads before
starting engine.
Direct coupled equipment components such as, but not
limited to, blades, impellers, pulleys, sprockets, etc., must
be securely attached.

Engine will Not Start

Out of Fuel

• Add kerosene to tank.
• Prime engine.

Engine Flooded

• Set choke (if equipped) to OPEN/RUN position, and

continue to pull starter handle.

Spark Plug Fouling

• Check an ensue the spark plug is clean. Check the gap

with a feeler gage and reset to .76 mm or .030 in. if

necessary.

• Replace the spark plug if upon inspection the electrode

is burned or worn.

Engine is Smoking or Running

Rough

Engine may have been tipped during

transport.

• Check for fouled spark plug.
• Check air cleaner filter for oil saturation. If clean but

saturated, squeeze in clean, absorbant cloth to remove

ALL EXCESS oil. If filter is dirty see page 11 for

servicing air cleaner.

Ensure fuel cap is in place before starting
engine

• Turn engine OFF and let engine cool at

least 2 minutes before removing fuel cap.

Do not crank engine with spark plug
removed.

WARNING

If engine is tipped to transport equipment, to remove

debris, to drain oil, etc., keep the spark plug side

of engine up.

CAUTION

Need Assistance?

Go to www.briggsandstratton.com

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