Timing chain cover oil seal (FA20)
Components Removal / installation
ENGINE MECHANICAL
TIMING CHAIN COVER OIL SEAL (FA20)
EXPLODED VIEW
REMOVAL
1. Removal of air cleaner case SUB-ASSY (Refer to 
)
)2. Generator cover removal (Refer to )
)3. Belt generator cover removal (Refer to )
)4. Fan & generator V-belt removal (Refer to )
)
5. Crankshaft pulley removal
6. Timing chain cover oil seal removal
(1) Using a flat tip screwdriver wrapped with protective tape, remove the timing chain cover oil seal.
Captions in illustration
| *1 |
Protective tape |
CAUTION:
Make sure that there are no scratches in the fitting area of crankshaft and timing chain cover oil seal.
NOTE:
If the crankshaft is scratched, repair it with sandpaper (# 400).
INSTALLATION
1. Timing chain cover SUB-ASSY installation
(1) Apply a thin coat of engine oil to the inner and outer peripheries of a new oil seal.
CAUTION:
·Do not let foreign matter get on the lip.
·Do not let engine get on the dust seal.
·Do not let engine get on the dust seal.
(2) Use the SST to drive in the timing chain cover oil seal equally until it is flush with the end surface of timing chain cover SUB-ASSY.
SST
398437700
CAUTION:
·Do not drive in the oil seal at an angle.
·Do not deform the oil seal.
·Do not deform the oil seal.
NOTE:
The driving distance of timing chain cover oil seal may be in a range of 0 to 1.0 mm {0 to 0.039 in} from the end surface of timing chain cover SUB-ASSY.
2. Crankshaft pulley installation
(1) Install the crankshaft pulley spacer.
(2) Install a new O-ring to the crankshaft pulley spacer.
(3) Install the crankshaft pulley while aligning its knock hole to the knock pin of crankshaft pulley spacer.
Captions in illustration
| *1 |
Knock hole |
| *2 |
Knock pin |
| *a |
Drive |
| *b |
Hold |
(4) Apply engine oil to the thread and washer of crankshaft pulley set bolt.
(5) Use the SST to secure the crankshaft pulley and tighten the crankshaft pulley set bolt.
Standard value:
SST
18355AA000
18334AA000
Standard value:
Tightening torque=20N·m
{
204kgf·cm}
{14.8ft·lbf}
(6) Draw a reference line (A) on the crankshaft pulley set bolt and end line (B) on the crankshaft pulley according to the engraved lines on the bolt using a marker as shown in the figure.
Captions in illustration
| *a |
Reference line (A) |
| *b |
End line (B) |
NOTE:
There are engraved lines on the head of crankshaft pulley set bolt every 90°.
3. Fan & generator V-belt installation (Refer to )
)4. Belt generator cover installation (Refer to )
)5. Generator cover installation (Refer to )
)6. Installation of air cleaner case SUB-ASSY (Refer to )
)