TM 5-3805-298-23-2
0181
INSTALLATION
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CAUTION
Do not install rear housing crankshaft seal assembly without plastic sleeve. Seal damage
and oil leakage may result.
Do not lubricate rear housing crankshaft seal assembly or crankshaft flange. Rear housing
crankshaft seal assembly must be installed dry or oil leakage may result.
NOTE
Replacement rear housing crankshaft seal assembly includes plastic sleeve, which
protects seal lip during installation. Do not remove plastic sleeve, it will be forced off during
installation.
Ensure crankshaft flange is clean, dry, and free from damage.
Ensure mating surface of cylinder block is clean and dry.
Ensure plastic sleeve is squarely installed within new rear housing crankshaft seal
assembly.
Ensure oil pan is in place to aid alignment of rear housing crankshaft seal assembly.
1. Place new rear housing crankshaft seal assembly (Figure 2, Item 2) over crankshaft flange (Figure 2, Item 1)
and align dowel (Figure 2, Item 7) with alignment hole (Figure 2, Item 6). Ensure plastic sleeve (Figure 2,
Item 3) engages crankshaft flange.
2. Push rear housing crankshaft seal assembly (Figure 2, Item 2) squarely onto crankshaft flange (Figure 2,
Item 1) and seat rear housing crankshaft seal assembly against cylinder block (Figure 2, Item 8). Plastic sleeve
(Figure 2, Item 3) will be forced out of rear housing crankshaft seal. Discard plastic sleeve.
3. Install two bolts (Figure 2, Item 5) in outer holes on rear housing crankshaft seal assembly (Figure 2, Item 2).
Tighten bolts to 11 lb-ft (15 Nm).
4. Install two bolts (Figure 2, Item 4) in upper holes on rear housing crankshaft seal assembly (Figure 2, Item 2).
Tighten bolts to 16 lb-ft (22 Nm).
5. Loosen two bolts (Figure 2, Item 5) one complete turn.
Figure 2. Rear Housing Crankshaft Seal Assembly.
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