Honda Civic manuals

Subaru Legacy BN/BS (2015-2019) Service Manual: Adjustment

1. INTAKE SIDE

1. Remove the engine from the vehicle. Engine Assembly > REMOVAL

2. Measure all the valve clearances. Valve Clearance > INSPECTION

NOTE:

Record each valve clearance after measurement.

3. Remove the timing chain assembly. Timing Chain Assembly > REMOVAL

4. Remove the cam sprocket. Cam Sprocket > REMOVAL

5. Remove the camshaft. Camshaft > REMOVAL

6. Remove the valve lifter.

7. Measure the thickness of valve lifter using micrometer.

8. Select a valve lifter of suitable thickness using the measured valve clearance and valve lifter thickness, and install it.

NOTE:

Use a new valve lifter.

S = (V + T) − 0.20 mm (0.0079 in)

S: Valve lifter thickness required

V: Measured valve clearance

T: Current valve lifter thickness

9. Install the camshaft. Camshaft > INSTALLATION

10. Install the cam sprocket. Cam Sprocket > INSTALLATION

11. Install the timing chain assembly. Timing Chain Assembly > INSTALLATION

12. Measure all valve clearance again at this time. If the valve clearance is not within the adjustment value, repeat the procedure from step 3).

Valve clearance (adjustment value):

0.20+0.04 −0.06 mm (0.0079+0.0016 −0.0024 in)

13. After adjustment, install the related parts in the reverse order of removal.

NOTE:

Refer to “Camshaft” when installing the rocker cover. Camshaft > INSTALLATION

2. EXHAUST SIDE

1. Remove the engine from the vehicle. Engine Assembly > REMOVAL

2. Measure all the valve clearances. Valve Clearance > INSPECTION

NOTE:

Record each valve clearance after measurement.

3. Remove the camshaft. Camshaft > REMOVAL

4. Remove the valve lifter.

5. Measure the thickness of valve lifter using micrometer.

6. Select a valve lifter of suitable thickness using the measured valve clearance and valve lifter thickness, and install it.

NOTE:

Use a new valve lifter.

S = (V + T) − 0.35 mm (0.0138 in)

S: Valve lifter thickness required

V: Measured valve clearance

T: Current valve lifter thickness

7. Install the camshaft. Camshaft > INSTALLATION

8. Install the cam sprocket. Cam Sprocket > INSTALLATION

9. Install the timing chain assembly. Timing Chain Assembly > INSTALLATION

10. Measure all valve clearance again at this time. If the valve clearance is not within the adjustment value, repeat the procedure from step 3).

Valve clearance (adjustment value):

0.35±0.05 mm (0.0138±0.0020 in)

11. After adjustment, install the related parts in the reverse order of removal.

NOTE:

Refer to “Camshaft” when installing the rocker cover. Camshaft > INSTALLATION

Inspection
CAUTION:If engine oil is spilt onto the exhaust pipe, wipe it off with cloth to avoid emission of smoke or causing a fire.NOTE:Inspection of valve clearance should be performed while engine is cold.1. ...

V-belt
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Other materials:

Removal
CAUTION:Vehicle components are extremely hot after driving. Be wary of receiving burns from heated parts.1. Lift up the vehicle.2. Remove the bolts, springs, and nuts securing the center exhaust pipe to the rear exhaust pipe.3. Remove the bolts and self-locking nuts securing the mufflers to the rear ...

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