TM-9-2815-210-34-2-2 LDS-465-1/LDS-465-2 Multifuel Engine Maintenance Manual Part 2
Page 198 of 968
TM 9-2815-210-34-2-2 FRAME 17 1. 2. 3. 4. NOTE Readings must be within limits given in table 4-37. The letter L shows a loose fit. If readings are not within given limits, throw away part and get a new one. Relief valve spring (1) and relief valve plunger (2) come in parts kit. Kit also has new retaining pin (4), one of two types of spring retainer (5), and several shims (6). If any of these parts is damaged, all should be changed. Either type of spring retainer (5) can be used on this pump . If kit has two plungers, the longer one is for this pump. Save all shims (6) even if pump you are working on has no shims. Shims will be used later during pump test and adjustment. Measure free length of relief valve spring (1). Measure load needed to squeeze relief valve spring (1) down to 1.8100 inch. Measure maximum solid height of relief valve spring (1). Measure outside diameter of relief valve plunger (2). Measure inside diameter of relief valve bore (3). If reading is not within limits given in table 4-37, get a new oil pump. Measure fit of relief valve plunger (2) in relief valve bore (3). If reading is not within limits given in table 4-37, get a new oil pump. GO TO FRAME 18 4-179