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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>> Download MSA5TCD97L3471 documenatation <<Text preview - extract from the document2-3b 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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