Installation - BRP Johnson 4HP Service Manual

5. Remove the flywheel from the crankshaft using the spe-
cial tool.
 Flywheel remover
6. Remove the key from the crankshaft.

Installation

Installation is reverse order of removal with special attention
to the following steps.
Flywheel
•
Clean the flywheel and crankshaft mating surfaces with
cleaning solvent.
•
Tighten the flywheel nut to the specified torque.
 Flywheel holder

Flywheel nut: 50 N·m (5.0 kg-m; 36.0 lb-ft)
CDI and coil unit
•
Install the unit with an air gap of 0,5 mm between both core
ends and the flywheel. Check the gaps at the machining
part of the flywheel as shown in the figure.
 Thickness gauge
Air gap: 0.5 mm (0.02 in)
•
Tighten the mounting bolts to the specified torque.

CDI and coil unit mounting bolt:
10 N·m (1.0 kg-m; 7.0 lb-ft)
Wire routing
Check the wire routing. (See page 9-2 to 9-4)
IGNITION AND ELECTRICAL
REMOVAL / INSTALLATION
3-7