Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Legacy 1995-1999 Approved Subaru Legacy 1998 1998 Service Manual ENGINE SECTION ENGINE (DOHC) MSA5TCD98L20879

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2-3b [W2A1] SERVICE PROCEDURE
2. Timing Belt

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

B2M1705C

(1) V-belt (3) Crankshaft pulley (5) Right-hand belt cover No. 1
(2) Crankshaft pulley bolt (4) Left-hand belt cover No. 1 (6) Front belt cover

1) Remove V-belt cover, V-belt and air condition- 2) Remove pulley bolt. To lock crankshaft, use ST.
ing compressor drive belt tensioner. WRENCH

B2M1706 H2M2393A

3) Remove crankshaft pulley.
4) Remove left-hand belt cover.

B2M0729

14
SERVICE PROCEDURE [W2A2] 2-3b
2. Timing Belt

5) Remove right-hand belt cover. 6) Remove front belt cover.

B2M0730 B2M0731

2. TIMING BELT

S2M0295A

(1) Timing belt guide (MT vehicles (2) Belt idler (a) Alignment marks
only) (3) Timing belt

G2M0713

15
2-3b [W2A2] SERVICE PROCEDURE
2. Timing Belt

1) Remove timing belt guide. (MT vehicles only) (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

S2M0294

2) 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 align-
H2M2396A
ment marks on crankshaft sprocket, left-hand
intake camshaft 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.
ST 499987500 CRANKSHAFT SOCKET

S2M0408

S2M0407A

B2M0689

3) Remove belt idler.

H2M2398

16
SERVICE PROCEDURE [W2A3] 2-3b
2. Timing Belt

4) Remove timing belt.
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.

S2M0409

3. BELT IDLER AND AUTOMATIC BELT TENSION ADJUSTER ASSEMBLY

H2M2400C

(1) Belt idler (3) Automatic belt tension adjuster
(2) Belt idler No. 2 ASSY

1) Remove belt idler. 2) Remove belt idler No. 2.

S2M0410 S2M0411

17
2-3b [W2A4] SERVICE PROCEDURE
2. Timing Belt

3) Remove automatic belt tension adjuster assem-
bly.

S2M0412

4. SPROCKET

H2M2404C

(1) Left-hand intake camshaft (3) Right-hand intake camshaft (5) Crankshaft sprocket
sprocket sprocket (6) Tensioner bracket
(2) Left-hand exhaust camshaft (4) Right-hand exhaust camshaft (7) Left-hand belt cover No. 2
sprocket sprocket (8) Right-hand belt cover No. 2

18
SERVICE PROCEDURE [W2B2] 2-3b
2. Timing Belt

1) Remove left-hand intake camshaft sprocket. 8) Remove right-hand belt cover No. 2.
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

B2M0738

B: INSPECTION
1. TIMING BELT
S2M0413A
1) Check timing belt teeth for breaks, cracks and
5) Remove crankshaft sprocket. 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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