Husqvarna 545RXT AT Workshop Manual page 73

Crankshaft and crankcase
CAUTION! Assembly tools must be used
when assembling sealing rings. Make sure
the tool is not damaged in any way. Do not
use a faulty tool.
8. Assemble tool (See Service tools, pos. 20) on crank
shaft.
9. Lubricate the sealing ring.
10. Press the sealing ring onto crank shaft.
11. Remove the assembly tool.
12. Press the sealing ring until level with the crank case
with mandrel (See Service tools, pos. 22).
13. Fit the piston and cylinder and the remaining parts in
the opposite sequence as set out for dismantling.
See the respective sections for detailed information
if necessary.
Fig. 12
Fig. 13
English – 73