Table 2-1. Operator/Crew Preventive Maintenance Checks and Services (PMCS) (Con't). B-BEFORE D-DURING A-AFTER INTERVAL ITEM TO BE INSPECTED ITEM I PROCEDURE: Check for and have repaired, filled, or EQUIPMENT IS NOT No. B D A adjusted as needed. READY/AVAILABLE   IF: e. Visually check tires for cuts, cracks, or penetrat- One or more tires flat or missing ing objects. Check for low pressure. Proper or have cuts or abrasions that pressure  is: result in tire failure during operation.          Cross-country . . . . . . . . . . . . ...25 psi (172 kPa) •  Highway  . . . . . . . . . . . . . . . . . . . . . . . 50 psi (345 kPa) f. For M832 (SN J089-001 thru 159 and J017-160 One or more tires fiat or missing thru 350 only) check caster tires for cuts, cracks, or have cuts or abrasions  that or penetrating objects. Check for low pressure. would result in tire failure Proper pressure for caster tire is 90 psi (619 kPa).   during operation. g. Check for loose or missing lug nuts and other Two or more lug nuts missing. common  hardware. h. Visually check drawbar components, air connec- Damaged or missing parts. Air tions, and safety chains for damage or missing coupling preformed packing parts. missing. i. Check intervehicular cable and all electrical wir- ing for cuts, breaks, or other damage. j. Check air springs for cuts, cracks, and general Ruptured air spring found. condition. k. Check for any evidence of tampering, damage, or hose parts since last inspection. 1. Check resilient mounts for cuts or cracks. Cuts or cracks are found. Notify Unit maintenance. m. For M832 (SN J089-001 thru 159 and J017-160 Shock absorber cylinder does thru 350 only), visually check shock absorbers to    not fall within acceptable verify that cylinder is within proper range. If not, range. adjust air springs (pars 2-14). n. Check toolbox and platform assembly to make Toolbox  and  platform  assembly sure it is secure. Check butt hinge leaf, quick- is not secure. release pin, and toolbox latches. 2 AIR RESERVOIR a. Close draincock. Any air leaks found. WARNING Wear  protective  eye  goggles  when  opening air reservoir draincock and avoid air stream. Failure  to  follow  this  warning  may  result  in injury  to  personnel. 2-6