TM    9-2815-202-34 4-15.  BLOCK   MOUNTED   CRANKCASE   BREATHER   REPLACEMENT This task covers: a.  Removal b.  Inspection c.  -Installation INITIAL   SETUP MODELS n 7083-7391 7083-7395 7083-7396 MANDATORY  REPLACEMENT  PARTS 4  Lockwashers  (App  F,  Item  91) 2  Gaskets (App F, Item 49) TOOLS  AND SPECIAL TOOLS EXPENDABLE/DURABLE    SUPPLIES General mechanics tool kit (App B, Item 96) Torque wrench (App B, Item 101) Gasket cement (App C, Item 39) a.   Removal (1) (2) (3) (4) (5) (6) Remove two bolts (1) and two lockwashers  (2)  securing  breather elbow (3) and gasket (4) to cylinder head.  Discard  gasket  and Iockwashers. Loosen  two  hose  clamps  (5)  securing hose (6) to breather Y-tube (7) and breather  elbow  (3). Remove breather elbow (3), hose (6), and two hose clamps (5). Remove two bolts (8) and two lockwashers  (2)  securing  breather tube (9) and gasket (4) to cylinder head.  Discard  gasket  and Iockwashers. Loosen two hose clamps (10) securing  hose  (11)  to  breather  Y  tube (7) and breather tube (9). Remove  breather  tube  (9),  hose  11), and two hose clamps (1 O). NOTE Do not remove breather Y-tube unless  damaged  or  loose.  Removal requires  replacement  with  new  tube. (7)  If  necessary,  remove  breather  Y-tube (7)  from  block. Change  1 4-49