TM 5-3895-382-10 2-13 Table 2-1. Operator Preventive Maintenance Checks and Services – CONT. Item No. Interval Man- hour Item to be Checked or Serviced Procedure Equipment Not Ready/Available if: 15     Before 0.1 Hydraulic Hoses Check for crimped, torn, or damaged hydraulic hoses. Hydraulic hoses are crimped, torn, or damaged. 16     Before 0.1 Hydraulic Oil Level (Cold Oil Check) NOTE Hydraulic oil shall be checked cold and warm. Roller must be on level surface for an accurate level reading. Disregard markings on sight gauge. Maintain hydraulic oil level according to label markings. Check that hydraulic oil level is between the high and low marks on the label beside the hydraulic oil tank sight gauge. If level is below “LOW” level mark, fill hydraulic tank with hydraulic oil. Hydraulic oil level is below “LOW” level mark, or above “HIGH” level mark on label. 17     Before 0.1 Air Filter Service Indicator Check indicator viewing window and arrow while engine is shut off. Red color appears in viewing window/arrow is at 22 INCHES position. Notify Unit Maintenance for air cleaner element replacement.