Crankshaft And Crankcase - Husqvarna 555 Workshop Manual

9. Assemble the remaining parts in the opposite
sequence to how they were disassembled.
7.18.9 To do a pressure test of the cylinder
1. Remove the cylinder cover.
2. Remove the air filter.
3. Remove the air filter holder and the carburetor.
To remove and install the carburetor on
Refer to
page 36 .
4. Remove the spark plug.
5. Attach the inlet cover (A) and the spark plug adapter
Servicing tools on page 9 for the
(B). Refer to
correct cover and adapter.
6. Remove the muffler and attach the outlet cover.
Servicing tools on page 9 for the correct
Refer to
cover. Tighten the screws for the muffler.
1540 - 001 -
7. Connect the pressure tester to the spark plug
adapter. Refer to
8. Increase the pressure to 0.8 bar. Wait for 30
seconds. The pressure must not decrease to less
than 0.6 bar.
B
9. Remove the covers from the muffler and the
carburetor.
A 10. Install the air filter holder and the carburetor. Refer
to To assemble the carburetor on page 40 .
11. Install the muffler.
12. Remove the spark plug adapter and install the spark
plug.
CAUTION: Make sure the inlet manifold is
attached correctly after the pressure test. An
incorrectly attached inlet manifold will cause
damage to the product.

7.19 Crankshaft and crankcase

7.19.1 To get access to the crankshaft and
crankcase
1. Drain the oil and the fuel.
2. Remove the cylinder cover.
3. Remove the spark plug.
4. Remove the chain brake system. Refer to
disassemble the chain brake on page 15 .
5. Remove the guide bar and saw chain.
6. Remove the chain catcher. Refer to
chain catcher on page 19 .
7. Remove the centrifugal clutch. Refer to
disassemble the centrifugal clutch on page 32 .
8. Remove the lubrication system. Refer to
disassemble and assemble the lubrication system
on page 34 .
9. Remove the muffler. Refer to
muffler on page 19 .
Servicing tools on page 9 .
To replace the
To
To
To disassemble the
Repair instructions - 51
To