(9) If no other adjustments are required, push in suspension shut-off valve handle (para. 2-6) as far as possible to SHUT-OFF position. (10) Shut down APU (para. 2-16). d. If any material was used to provide ground support for front support legs, remove and stow or dispose of material. 2-69 TM9-2330-381-14. 2-23. OPERATING REAR SUPPORT LEGS