Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Legacy 1995-1999 Approved Subaru Legacy 1997 1997 Service Manual ENGINE SECTION ENGINE (DOHC) MSA5TCD97L3471

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MSA5TCD97L3471


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2-3b               SERVICE PROCEDURE
2. Timing Belt


                           2. Timing Belt
                           A: REMOVAL
                           1. CRANKSHAFT PULLEY AND BELT COVER




                                                                           B2M1215A




                           1) Remove V-belt cover, V-belt and air conditioning com-
                           pressor drive belt tensioner. 
                           2) Remove pulley bolt. To lock crankshaft, use ST.
                           ST    499977100 CRANKSHAFT PULLEY WRENCH
                           3) Remove crankshaft pulley.




                 G2M0711


                           4) Remove left-hand belt cover.




                 B2M0729




                                12
  SERVICE PROCEDURE                                2-3b
                                             2. Timing Belt


          5) Remove right-hand belt cover.




B2M0730


          6) Remove front belt cover.




B2M0731




               13
2-3b                SERVICE PROCEDURE
2. Timing Belt


                            2. TIMING BELT




                                                                               B2M0685A




                                                                                G2M0713




                            1) If alignment mark and/or arrow mark (which indicates
                            rotation direction) on timing belt fade away, put new marks
                            before removing timing belt as follows:
                                (1) Turn crankshaft using ST, and align alignment
                                marks on crankshaft sprocket, left-hand intake cam-
                                shaft sprocket, left-hand exhaust camshaft sprocket,
                                right-hand intake camshaft sprocket and right hand
                                exhaust camshaft sprocket with notches of belt cover
                                and cylinder block.
                 B2M0686A
                            ST      499987500 CRANKSHAFT SOCKET

                                  14
   SERVICE PROCEDURE                                            2-3b
                                                          2. Timing Belt


               (2) Using white paint, put alignment and/or arrow
               marks on timing belts in relation to the sprockets.
           Z1: 54.5 tooth length
           Z2: 51 tooth length
           Z3: 28 tooth length




B2M0687A




 B2M0688




 B2M0689


           2) Loosen tensioner adjuster mounting bolts.
           3) Remove belt idler.




G2M0739


           4) Remove timing belt.
           5) Remove belt idler No. 2.
           CAUTION:
           After timing belt has been removed, never rotate intake
           and exhaust, camshaft sprocket.
           If camshaft sprocket is rotated, the intake and exhaust
           valve heads strike together and valve stems are bent.


 B2M0733




                15
2-3b               SERVICE PROCEDURE
2. Timing Belt


                           3. BELT TENSIONER AND IDLER




                                                                  B2M0690A




                           1) Remove belt idler.




                 B2M0732


                           2) Remove belt idler No. 2.




                 B2M0733


                           3) Remove belt tensioner and spacer.




                 B2M0734




                                 16
   SERVICE PROCEDURE                                   2-3b
                                                 2. Timing Belt


           4) Remove belt tension adjuster.




 B2M0735

           4. SPROCKET




                                                     B2M0691A




           1) Remove left-hand intake camshaft sprocket.
           2) Remove left-hand exhaust camshaft sprocket.
           3) Remove right-hand intake camshaft sprocket.
           4) Remove right-hand exhaust camshaft sprocket.
           ST   499207300 CAMSHAFT SPROCKET WRENCH
           5) Remove crankshaft sprocket.



H2M1294A


           6) Remove tensioner bracket.




 B2M0736




                17
2-3b               SERVICE PROCEDURE
2. Timing Belt


                           7) Remove left-hand belt cover No. 2.




                 B2M0737


                           8) Remove right-hand belt cover No. 2.




                 B2M0738


                           B: INSPECTION
                           1. TIMING BELT
                           1) Check timing belt teeth for breaks, cracks, and wear. If
                           any fault is found, replace belt.
                           2) Check the condition of back side of belt; if any crack is
                           found, replace belt.




                           CAUTION:
                           



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