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13
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3-2-3. CA2Y Series
Do not move cushion valves, as they are ineffective in adjusting.
When malfunction due to air leakage of a cylinder occur, please replace with the below seal
kit.
How to disassemble
Disassembly can be performed easily by loosening tie rods. As for assembly, fully check
that dust is not on it and apply grease to the sliding parts of the tube, piston, piston rod,
bushing and seal, etc. Assemble without giving damage to seals, etc. Tighten tie rod
nuts for 4 tie rods to have tensile force evenly.
Replacement part: seal kit
Bore size (mm)
Part No.
Contents
40
CA2Y40Z-PS
Piston seal: 1 pc.
Rod seal: 1 pc.
Tube gasket: 2 pcs.
Grease(10g): 1 bag
50
CA2Y50Z-PS
63
CA2Y63Z-PS
80
CA2Y80Z-PS
100
CA2Y100Z-PS
When only grease for maintenance is required, order it by the following numbers.
Net weight
Part No.
5g
GR-L-005
10g
GR-L-010
150g
GR-L-150
！
C a u t i o n
1
）
When replacing mounting brackets, use socket wrench.
Using other tools would cause deformation of nuts and inferior workability. Refer to
the following table for sockets used.
Bore size
(mm)
Nut
Dimension of
width across flats
Socket
40, 50
JIS B1181
M8
×
1.25
13
JIS B4636
Dodecagon socket 13
63
JIS B1181
M10
×
1.25
17
JIS B4636
Dodecagon socket 17
80, 100
JIS B1181
M12
×
1.75
19
JIS B4636
Dodecagon socket 19
2) Do not replace bushing.
If it is required to replace bushing, replace by a cover assembly since bushing is
pressed in.
