TM 10-3930-638-24&P 2-56.   HYDRAULIC   LIFT   SYSTEM   MAINTENANCE   (cont) f. Hoses, Lines and Fittings (cont). (3) Mast Assembly (cont). STEP LOCATION ITEM ACTION REMARKS REMOVAL WARNING Hydraulic   system   is   under   pressure.   Before   disconnecting   any   hoses, lines,   or   fittings,   operate   all   hydraulic   control   levers   to   relieve hydraulic   system   pressure.   Failure   to   do   so   could   cause   serious   in- jury   or   death.    If   you   are   injured   obtain   medical   assistance   immedi- a t e l y. NOTE Plug   or   cap   all   tube   and   hose   assemblies   after   removal   to   prevent entry   of   dirt   or   other   foreign   matter.   Tag  all  hose  and  tube  assem- blies   before   removing. 1 Mast   assembly,   a.   Four   hoses I d e n t i f y outer   mast and  tag b.   Four   tube   fit-   Loosen   and From   control   valve   hoses tings   (1) disconnect c.  Four  tube  fit-  Loosen  and tings   (2) disconnect 2-440B  Change  2

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