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Mack ASET AC - Crankshaft Front Seal Installation

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Page 312
REPAIR INSTRUCTIONS, PART 1
Crankshaft Front Seal Installation
[211 JB]
SPECIAL TOOLS REQUIRED
Crankshaft Front Seal Installer J 37715-A
Crankshaft Front Seal Adapter J 37715-2
INSTALLATION PROCEDURE
Installation depth of the front crankshaft seal,
relative to the front crankshaft stem, is controlled
by the installation tool adapter. Ensure that the
correct adapter, J 37715-2, is used.
Refer to Figure 359.
1. Position the lip-type seal on the seal installer
(J 37715-2 adapter in combination with
J 37715-A), with the solid portion of the seal
outward (toward the tool).
2. Position the tool over the hub and into the
seal opening.
3. Insert the hub capscrew into the hole in the
seal installation tool and draw the seal in
until the tool bottoms out on the face of the
crankshaft.
359
Figure 359 — Crankshaft Front Seal Installation
4. Remove the tool and check the seal to
ensure it has been evenly installed.
1. Front Cover Seal
2. Seal Installer J 37715-A
3. Front Cover
5-111.bk Page 312 Monday, July 10, 2006 2:26 PM

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