Special Tools
• | EN 47699 Flywheel Holding Tool
|
• | J 41478 Crankshaft Front Oil Seal Installer
|
• | J 41665 Crankshaft Balancer and Sprocket Installer
|
For equivalent regional tools, refer to
Special Tools.
Caution: Refer to Fastener Caution in the Preface section.
Note:
• | The crankshaft balancer is balanced as an individual component. It is not necessary to mark the balancer prior to removal. |
• | The crankshaft balancer installation and bolt tightening involves a 4 stage tightening process. The first pass ensures that the balancer is installed completely onto the crankshaft. The second, third and fourth passes tighten the NEW bolt
to the proper torque. |
• | The used crankshaft balancer bolt is used only during the first pass of the balancer installation procedure. Install a NEW crankshaft balancer bolt and tighten as described in the second, third and fourth passes of the balancer bolt tightening procedure. |
• | Ensure the teeth of the tool engage the engine flywheel teeth. |
- Install the
EN 47699 tool
(2), spacer (1), and bolt (3) to the block and flywheel.
- Tighten the
EN 47699 tool
bolt (1) to
60 N·m (44 lb ft).
Note: The balancer should be positioned onto the end of the crankshaft as straight as possible prior to tool installation.
- Position the balancer (138) onto the end of the crankshaft.
- Use the
J 41478 installer
and the
J 41665 installer
in order to install the balancer.
4.1. | Assemble the
J 41478 installer
threaded rod, nut, washer and
J 41665 installer
installer. |
Insert
the smaller end of the installer into the front of the balancer.
4.2. | Use a wrench and hold the hex end of the threaded rod. |
4.3. | Use a second wrench and rotate the installation tool nut clockwise until the balancer is started onto the crankshaft. |
4.4. | Remove the tool and reverse the installation tool. |
Position the larger end of the installer against the front of the balancer.
4.5. | Use a wrench and hold the hex end of the threaded rod. |
4.6. | Use a second wrench and rotate the installation tool nut clockwise until the balancer is installed onto the crankshaft. |
4.7. | Remove the balancer installation tools. |
- Install the NEW crankshaft balancer bolt (139).
5.1. | Tighten the crankshaft balancer bolt a first pass to
150 N·m (110 lb ft). |
5.2. | Loosen the crankshaft balancer bolt a second pass
360 degrees. |
5.3. | Tighten the crankshaft balancer bolt a third pass to
50 N·m (37 lb ft). |
5.4. | Tighten the crankshaft balancer bolt a final pass
230 degrees using the
J 45059 meter
. |
- Remove the
EN 47699 tool
spacer and bolt.