Pressure Testing The Cylinder - Husqvarna 545 Workshop Manual

7.24 Pressure testing the cylinder

1
Loosen
• The cylinder cover
• The carburettor
2
Attach the cover plate 574 71 14-01 and plug 578
02 13-01. See figure 66a.
3
Loosen the screws on the muffler and press the
cover plate 578 04 18-01 between the muffler and
cylinder. Tighten the screws for the muffler. See fig-
ure 66b. Use the plastic piston stop 575 29 36-01.
4
Screw the pressure test connection 503 84 40-03
in place. Connect tool 531 03 06-23 to the nipple.
See figure 67.
5
Pump the pressure up to 80 kPa (0.8 bar). Wait
30 seconds. The pressure should not be less than
60 kPa (0.6 bar). Remove the cover plates from
the silencer and carburettor, tighten the bolts to the
specified torque. Remove the pressure test nipplle-
WARNING!
Once the cylinder has been
pressure tested, make sure the
inlet manifold is fitted correctly.
Otherwise the chainsaw can be
damaged.
Fig 66a
Fig 66b
Fig 67
Repair Instructions
57
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