TM 10-3930-664-10 Location Item Interval Item to Procedure Not Fully Mission No. Check/ Capable If: Service 2 Before Mast Assembly a. Check for obvious damage, Structural members are bent weldments, cracked bent or welds cracked. welds, broken or missing Parts are missing or chains, loose mounting damaged. hardware, or missing parts. Before b. Check for rocks or other debris lodged in hoses or hose roller guides. Any Class III leaks are Before c. Check for hydraulic oil leaks. evident. Grease buildup exists. 3 Before Rotate Carriage Check upper rotate carriage retainer for build up of grease. Remove any grease. Obviously low tire 4 Before Tires Check for wear, cuts, cracks, inflation.  One or more gouges, abrasion, low or flat tires, tires unserviceable. and correct pressure (45 psi 310kPa). Obvious damage, loose 5 Wheels Check for damage and loose or or missing mounting nut. missing mounting nuts. ENGINE COVER WARNING Don’t remove the radiator cap when the engine is hot; hot steaming gases can escape and bum you.  Use extreme care when removing the radiator pressure cap.  The sudden release of pressure can cause a steam flash which could seriously injure you. Slowly loosen cap to the first stop to relieve pressure before removing cap completely.  After use, tighten cap securely. NOTE For access to the radiator cap, lower tow bar and use tow bar crossmembers as steps.  Refer to paragraph 2-26. 6 Radiator Check the coolant level in the radiator.  Maintain level one inch (25mm) below bottom of filler neck.  Refer to paragraph 3-8. 2-19