Mitsubishi FUSO FH 1997, Service Manual

Page: 199 / 200

11-50
03352
8
Ring gear
[Inspection]
Check and see if there is any damage, wear or other fault, and if any fault
is found, replace ring gear 8.
[Removal]
• Heat up ring gear 8 evenly using an acetylene torch.
• Hammer the outer edge of ring gear 8 evenly until it drops off.
8
03353
[Installation]
• Heat up ring gear 8 using a piston heater to approximately 100
°
C
{212
°
F} for three minutes.
• With the side of the chamfered teeth of ring gear 8 facing you, mount it
on flywheel 9.
A : Chamfered ring gear side
A
8
12716
03354
12717
11
9
“UP”
A A
C
11
B
FLYWHEEL
G
Mounting of rear oil seal
• Apply engine oil to lip area A of rear oil seal 11.
• Install rear oil seal 11 in flywheel housing 12 in the direction as
illustrated.
• Apply sealant C along line B on rear oil seal 11 evenly without break
• After applying sealant C, within three minutes, mount rear oil seal 11.
CAUTION
–
• Do not start the engine within an hour of installing rear oil seal
11.
• Be sure to reapply sealant C if the bolts (for mounting rear oil
seal 11) are loosened or removed by any cause whatsoever after
mounting.
H
Inspection of flywheel housing
Mount of eccentricity
• If the measured value is higher than the limit, reassemble flywheel
housing 12.
• After reassembly, if the measured value is still higher than the limit,
replace the faulty parts.
12
12