TM 9--2815--247--34 0082 00--7 OIL PUMP ASSEMBLY REPAIR -- CONTINUED 0082 00 Inspection -- Continued 9.   Measure inside diameter (56) and outside diameter (57) of impeller (43). Replace oil pump if not within the follow- ing limits. 10. Measure the length (58) of impeller (43). Replace oil pump if not within the following limits. 11. Measure outside diameters (59, 60, 61 and 62) of shaft (42). Replace oil pump if not within the following limits. 12. Measure the length (63) of impeller (42). Replace oil pump if not within the following limits. 13. Measure outside diameter (64) of impeller on shaft (42). Replace oil pump if not within the following limits. REF NO. POINT OF MEASUREMENT SIZES AND FITS OF NEW PARTS inches (mm) WEAR LIMITS 56 Inside diameter of impeller 0.9860 (25.0444) 0.9865 (25.0571) 0.9870 (25.0698) 57 Outside diameter of impeller 2.4774 (62.9259) 2.4778 (62.9361) 2.4770 (62.9158) 58 63 Length of impeller 2.4280 (61.6712) 2.4290 (61.6966) 2.4275 (61.6585) 59 Outside diameter of shaft 0.9835 (24.9809) 0.9840 (24.9936) 0.9832 (24.9732) 60 61 Outside diameter of shaft 1.1315 (28.7401) 1.1320 (28.7528) 1.1312 (28.7324) 62 Outside diameter of shaft 0.9835 (24.9809) 0.9840 (24.9936) 0.9832 (24.9732) 64 Outside diameter of impeller on shaft 2.4814 (63.0275) 2.4818 (63.0377) 2.4812 (63.0224) Figure 19 43 42 57 64 60 59 61 62 63 56 58