Wacker Neuson WP 1550, Operator'S Manual, Page: 29 / 38

WP 1550 Maintenance
wpm_tx001126gb.fm
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4.5 Spark Plug
See Graphic: wc_gr000028
Clean or replace the spark plug as needed to ensure proper operation.
Refer to your engine operator’s manual.
The muffler becomes very hot during operation and remains hot for a
while after stopping the engine. Do not touch the muffler while it is hot.
Note: Refer to section “Technical Data” for the recommended spark
plug type and the electrode gap setting
.
4.5.1 Remove the spark plug and inspect it.
4.5.2 Replace the spark plug if the insulator is cracked or chipped.
4.5.3 Clean the spark plug electrodes with a wire brush.
4.5.4 Set the electrode gap (a) .
4.5.5 Tighten the spark plug securely.
NOTICE: A loose spark plug can become very hot and may cause
engine damage
.
WARNING