6.4 Disassembling The Piston - TLV COS Série Manuel D'utilisation

6.4 Disassembling the Piston Section
Remove the pilot body after loosening and removing the bolts. During this process, pay
attention not to lose the connecting tubes. Remove the piston, the cylinder and the silencer
(only sizes 65 – 150 mm
tension rings from the piston.
NOTE: Do not apply too much force when removing the piston rings and tension rings.
Inspect the interior of the cylinder, the exterior of the piston rings, the small hole on the piston
and the gaskets for any fault or abnormality.
COS, COSR
Piston Ring
Tension Ring
Piston Ring
Tension Ring
Connecting Tube
Cylinder
Cylinder Gasket
Lower Pilot
Body Gasket
Main Body
The size and shape of some COS and COSR parts will be different from those shown.
/
2 1 " – 6") from the main body. Then remove the piston rings and the
,
2
/
1
(15 – 50 mm, " – 2")
2
Piston Ring
Tension Ring
Piston Ring
Tension Ring
Connecting Tube
Cylinder
Pilot Cover Gasket
Silencer
Main Body
̶ 18 ̶
Piston
Connecting Tube
COS, COSR
(65 – 150 mm, 2
/
1
" – 6")
2
Seal Ring
Piston
Connecting Tube