Gilera Runner Purejet 2007, Workshop Manual, Page: 93 / 257

- Let the crankcase half temperature settle with the
crankshaft temperature.
- Install the specific crankcase separation plate
again without installing the crankshaft guard.
- Keep the central thrust screw loosened during
assembly.
- Move the 4 fixing screws to the end of stroke and
loosen them again by the same angle (e.g. 90°)
- When temperature has settled, pre-load the
thrust screw of the tool manually until the bearing
ball backlash is zeroed.
N.B.
AN EXCESSIVE PRE-LOAD MAY CHANGE THE CRANK-
CASE BEARING POSITION
.
- Prepare the fitting surface using the recommen-
ded product applying a thin layer after degreasing
the surface with a suitable solvent (e.g. trichloro-
ethylene)
Recommended products
Loctite 510 Liquid sealant
Gasket
- Assemble the equipment need to close the crank-
case half (screws, wrench).
- Heat the crankcase half on the flywheel side us-
ing the thermal gun, with the same procedure on
the transmission side crankcase half.
- Keep the transmission side crankcase half in hor-
izontal position to introduce the flywheel side
crankcase half with a firm and precise move.
N.B.
WEAR GLOVES WHEN HANDLING THE CRANKCASE
HALF. DO NOT USE RAGS FOR THIS OPERATION
.
- Insert at least 3 fixing screws and tighten quickly.
Runner Purejet
Engine
ENG - 93