MOS-94P Multiple Launch Rocket System (MLRS) Repairer M142 HIMARS Download
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Performance Steps 1. Perform a visual inspection of the elevation angle drive unit and correct any defects. Check the following items listed below: a. Bolts, nuts, shims, and washers. b. Bearings and bushings. c. Components. d. Electrical cables and connectors. e. Hoses and fluid lines. 2. Install both jury struts. Note: If the jury struts cannot be installed, support the cage with the wrecker and the hoisting sling. 3. Remove elevation drive propeller shaft. 4. Remove defective elevation angle drive unit. a. Remove the bolts and two washers securing angle drive unit to support. b. Remove the four nuts and four washers securing angle drive unit to elevation transmission/brake. c. Remove the angle drive unit. 5. Remove the keyed yoke and shaft key. 6. Install shaft key and keyed yoke. 7. Install elevation angle drive unit. a. Install the four nuts and four washers to elevation transmission/brake. b. Install the bolts and two washers securing angle drive unit to support. 8. Install elevation drive propeller shafts. 9. Verify elevation angle drive unit is operational. 10. Remove jury struts. 11. Move rocket launcher in elevation. 3-8 1 October 2014