TM-9-2815-210-34-2-2 LDS-465-1/LDS-465-2 Multifuel Engine Maintenance Manual Part 2
Page 258 of 968
TM 9-2815-210-34-2-2 FRAME 2 NOTE A light frosted appearance or minor discoloration on face of valves (1 and 2) does not mean valve is damaged. 1. Check that faces of three intake valves (1) and three exhaust valves (2) are not badly burned, pitted, worn or heavily discolored from overheating. 2. Throw away damaged or worn intake valves (1) and exhaust valves (2) and get new ones. Send slightly pitted or burned intake valves and exhaust valves to machine shop for grinding. See figure 4-6. GO TO FRAME 3 4-239