Hydraulic Maintenance

More than _____ of all hydraulically powered machine downtime and malfunctions are due to contamination in fluid.

The most common location for a filter is in the _____, where the filter cleans all fluid returning to the reservoir

The _____ Contamination Code uses a code of three numbers to indicate the cleanliness of fluid, such as 21/18/15

The beta system is for rating _____.

The bypass check valve open on a filter is an indication line

A spin-on filter is used for _____ applications that include the return line and the suction line.

A(n) _____ filter has a filter element enclosed inside a metal shield

Hydraulic circuits usually have their strainer mounted _____.

As a filter collects dirt, the _____ difference will grow, indicating that it is time to clean or replace the filter.

Before installing the new filter element, apply a thin film of _____ to the filter seal to lubricate the seal