TM 9-2330-390-14&P2-13.ATTACHlNG FRONT AND REAR DOLLIES TO SHELTER (SHELTER ON TRAILER)(SIDE LIFT OPERATION) (Con't).r.Install adapter (38) to each bottom cornerblock (39) of shelter (3) with twist lock (22). Adaptershould be oriented at an approximate 45° angle, alongaxis of lifting chain (10). Rotate twist lock 90° and usetwist lock wrench (Item 3, Appendix D) to fully tighten nut(26). Twist lock pin (28) must be horizontal. Safety pin(27) does NOT need to be installed through twist lock.s.At each comer of shelter (3), take up slackin lifting chain (10) with hook (36) of take-up chain (37).t.At front and rear, operate hydraulic controlvalve to put slight tension on lifting chains (10) (see para-graph 2-21). DO NOT lift shelter (3) off trailer. Checktightness and orientation of all twist locks (22).u.At front and rear, stow handle (42) under drawbar (4) with hitch pin (41) and Safety pin (40).v.Apply brakes on rear dolly by pulling airbrake control knob (43). Parking brake lever (44) on pivoting tray(45) is in OFF position.2 - 9 9
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