MWO-9-2330-390-25-1 HMMWV M1022A1 Dolly Set Positioning Tube Reinforcement Download
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MWO 9-2330-390-25-1 6 • Mounting hardware must face outward to prevent interference. 1. Attach the top and bottom beams and positioning cylinders to both the front and rear dollies (Figures 6 & 7) (Refer to Appendix C, Section b). 2. Install both stability cables (27) to mounts provided as shown in Figure 6 3. Install instruction plates on front dolly upper vertical tube (note the provided pre-drilled holes). Position first plate (uncoupling instructions) 25” below upper beam on front upper left (hydraulic valve side) vertical tube. Position second plate (coupling instructions) ½” below the first plate. Use #4-3/16 drive screws (32) to attach. A second set of instruction plates is provided with the kit to be similarly attached to the rear dolly half. Replace original shipping data plate on vehicle tow bar with new plate (94) using #4-3/16 drive screws (32) 4. Install hanger brackets (front dolly). Position previously removed hanger bracket on upper vertical tube (34), 8 in (15.2cm) below top beam (19 – Rear, 20 Front). Reinstall U-bolt, and two flat washers with new locknuts. 5. Install all detent lanyards pins, top hooks and toolbox previously removed. NOTE • Prior to operation of the modified Dolly set, properly check hydraulic system for leaks and bleed if needed (Refer to Appendix D). 6. Remove wooden blocks (12”x12” stock) under each end of each bottom beam and place dolly half into maneuvering position (Figure 3) (Refer to Appendix B, Section a). 7. Perform operations needed to return dollies to travel or transport mode. 11. CALIBRATION REQUIREMANTS. Not applicable to this MWO 12. WEIGHT AND BALANCE DATA. a. Additional weight (1118.2 lbs). ITEM NOMENCLATURE PART NO. WEIGHT (lbs) QTY. 19 Beam – Rear, Bottom 12501507 158.50 1 20 Beam – Front, Bottom 12501504 165.44 1 21 Beam – Rear, Top 12501508 206.41 1 22 Bolt – 7 x ½ UNC, Hex 12501533 0.52 4 23 Bushing – Steel, Shoulder 12501523 0.25 8 24 Nut – ½ UNC, Locking 12501532 0.03 4 25 Shim – Cylinder 12501516 1.24 4 26 Bolt – ¼ UNC, Flat Head 12501538 0.02 12 27 Assembly-Cable Lanyard 12501535 1.40 4