TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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(n) Turn the REJECT knob (on pulser / receiver unit) counterclockwise to “OFF”. The echo pulse height will then return to 2-1 / 2 inches high. (o) Remove the search fixture from the master checking gage. The cylinder barrel tester is now calibrated in preparation for cylinder inspection. Note. Steps (f) through (o) above, should be preformed twice each eight hour shift to assure accuracy of the tester. (2) Cylinder inspection. (a) Clean and degrease the cylinder bore. Remove rust if present. (b) Position the cylinder with the bore facing upward using suitable protection for the cylinder head. Insert plug, part No. 10935522 (fig. 6-55) in the cylinder bore until it bottoms. Pour water into the cylinder and fill to about five inches from the top. Refer to paragraph d (3) (a). Note. Wipe all air bubbles from cylinder walls. Bubbles may cause false alarm signal. ( C ) Place the search fixture in the cylinder with the fixture flange resting on the cylinder mounting flange (figs. 6-56 and 6-57). Figure 6-56. Positioning ultrasonic search fixture in cylinder bore. Figure 6-55. Installing plug - 10935522 in cylinder bore. 6-65