Product Manual

wc_tx001332gb_FM10.fm

Maintenance PD2A / PD3A

5.7 Spark Plug

When

Clean the spark plug every 100 hours of operation or every 6 months. Replace the

spark plug as needed.

Requirements

■ Machine shut down

■ Engine cool

Procedure

Perform the procedure below to clean the spark plug.

1. Stop the engine and allow it to cool.

2. Remove the spark plug.

3. Inspect the spark plug. Replace the spark plug if the insulator is cracked or

chipped, or if the electrode is damaged.

4. Clean the spark plug with a wire brush.

5. Set the electrode gap (a). See chapter Technical Data for the recommended

gap.

6. Re-install the spark plug and tighten it to the recommended torque from the

engine owner’s manual.

NOTICE: A loose spark plug can become very hot and may cause engine damage.

WARNING

Burn hazard. The engine and muffler become very hot while running.

► Allow the engine to cool before performing this procedure.