PWC PWC Maintenance and Equipment 3

Question 1

How should a PWC hull be inspected for stress cracks before launching?

Accepted Answer

Run your hand along the hull looking for hairline cracks, especially in the bow and stern areas

Answer

Only inspect it annually

Answer

Inspect only the bottom of the hull

Answer

Stress cracks only occur on fiberglass — gel coat needs no inspection

Question 2

What maintenance task should be performed on a PWC after every use?

Accepted Answer

Rinse with fresh water, dry thoroughly, and check for damage or loose fittings

Answer

Replace the spark plugs

Answer

Change the engine oil

Answer

Repack the impeller bearings

Question 3

What does a warning beep from the engine temperature alarm on a PWC indicate?

Accepted Answer

The engine is overheating — reduce speed and inspect the cooling water intake

Answer

Normal operating temperature reached

Answer

Low oil pressure warning

Answer

The battery is charging

Question 4

What is the purpose of the ride plate on the bottom of a PWC?

Accepted Answer

It directs water flow into the jet pump intake for efficient operation

Answer

It protects the fuel tank

Answer

It provides additional hull buoyancy

Answer

It acts as the keel for directional stability

Question 5

How often should the engine oil be changed on a four-stroke PWC?

Accepted Answer

Per manufacturer recommendations, typically every 50 hours or annually, whichever comes first

Answer

Only when the oil turns black

Answer

Every 10 hours of operation

Answer

Only when an oil warning light appears

Question 6

What should you do if you notice fuel leaking inside the hull of a PWC?

Accepted Answer

Do not start the engine — fuel vapors are explosive and a fire/explosion risk

Answer

Continue to the destination and repair afterward

Answer

Turn on the bilge pump to remove the fuel

Answer

Increase ventilation by opening hatches and then start the engine