Mertz Boxer 999-935, Operator'S Manual

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4-4
Routine Service and Maintenance
Make sure to securely reinstall the dipstick into the dipstick tube before starting the engine.
4. Release dirt from separator tube at the bottom of the air filter by squeezing the rubber dust
ejector valve (Item 1, Figure 4–4 ) underneath the air filter.
Figure 4–4 Air Filter Dirt Release
5. Check the Air Restriction Indicator (Item 1, Figure 4-4), located underneath the left side of
the air filter. If the yellow indicator is visible, the air filter is not allowing enough air to flow
to the engine and needs to be replaced. See Step 3, Replace air filter, located in the Monthly
Maintenance procedures later in this section.
IMPORTANT
1
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